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  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_oberbankag_ChangeInDepositsFromCustomers_019d1a62-6375-7c3c-82e4-3aabfc3ee2d8_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInDepositsFromCustomers" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Verbindlichkeiten gegenüber Kunden</link:label>
    <link:label id="lab_oberbankag_ChangeInDepositsFromCustomers_label_de" xlink:label="lab_oberbankag_ChangeInDepositsFromCustomers" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in deposits from customers</link:label>
    <link:label id="lab_oberbankag_ChangeInDepositsFromCustomers_documentation_de" xlink:label="lab_oberbankag_ChangeInDepositsFromCustomers" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in deposits from customers</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInDepositsFromCustomers" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInDepositsFromCustomers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInDepositsFromCustomers" xlink:to="lab_oberbankag_ChangeInDepositsFromCustomers" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherEquityInterest_019d1a62-6375-7381-8168-a73697a027c4_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInOtherEquityInterest" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Zusätzliche Eigenkapitalbestandteile</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherEquityInterest_label_de" xlink:label="lab_oberbankag_ChangeInOtherEquityInterest" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other equity interest</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherEquityInterest_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherEquityInterest" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other equity interest</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherEquityInterest" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherEquityInterest"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherEquityInterest" xlink:to="lab_oberbankag_ChangeInOtherEquityInterest" xlink:type="arc" order="1"/>
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    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherOperatingIncomeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherOperatingIncomeExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherOperatingIncomeExpense" xlink:to="lab_ifrs-full_OtherOperatingIncomeExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsInvestingActivities_019d1a62-6375-7751-bd7a-f1ae586208ea_verboseLabel_de" xlink:label="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ertragsteuerzahlungen aus Investitionstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxesPaidRefundClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsInvestingActivities" xlink:to="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInProfitForTheYearAfterTax_label_de" xlink:label="lab_oberbankag_ChangeInProfitForTheYearAfterTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in profit for the year after tax</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitForTheYearAfterTax_documentation_de" xlink:label="lab_oberbankag_ChangeInProfitForTheYearAfterTax" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in profit for the year after tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInProfitForTheYearAfterTax" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInProfitForTheYearAfterTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInProfitForTheYearAfterTax" xlink:to="lab_oberbankag_ChangeInProfitForTheYearAfterTax" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_NetIncomeFromFinancialAssetsFvoci_019d1a62-6417-7601-b7fe-1509a2ba01c9_verboseLabel_de" xlink:label="lab_oberbankag_NetIncomeFromFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ergebnis aus finanz. Vermögenswerten FV/OCI</link:label>
    <link:label id="lab_oberbankag_NetIncomeFromFinancialAssetsFvoci_label_de" xlink:label="lab_oberbankag_NetIncomeFromFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Net income from financial assets fvoci</link:label>
    <link:label id="lab_oberbankag_NetIncomeFromFinancialAssetsFvoci_documentation_de" xlink:label="lab_oberbankag_NetIncomeFromFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Net income from financial assets fvoci</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_NetIncomeFromFinancialAssetsFvoci" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_NetIncomeFromFinancialAssetsFvoci"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_NetIncomeFromFinancialAssetsFvoci" xlink:to="lab_oberbankag_NetIncomeFromFinancialAssetsFvoci" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLoss_019d1a62-6375-72f6-8ed4-d153c98cc0a3_terseLabel_de" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="de">Jahresgewinn/-verlust</link:label>
    <link:label id="lab_ifrs-full_ProfitLoss_019d1a62-6375-73b8-bfa1-e912074c6c3d_netLabel_de" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="de">Jahresüberschuss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProfitLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLoss" xlink:to="lab_ifrs-full_ProfitLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation_019d1a62-6375-723b-bfd5-165902da86f0_verboseLabel_de" xlink:label="lab_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Effekte aus der Änderung von Konsolidierungskreis und Bewertungen</link:label>
    <link:label id="lab_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation_label_de" xlink:label="lab_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Effects of changes in the consolidation scopre and revaluation</link:label>
    <link:label id="lab_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation_documentation_de" xlink:label="lab_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Effects of changes in the consolidation scopre and revaluation</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation" xlink:to="lab_oberbankag_EffectsOfChangesInTheConsolidationScopreAndRevaluation" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets_019d1a62-6375-7da1-8579-e82bf95c3915_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Finanzanlagen, die der operativen Tätigkeit dienen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:to="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInProfitToNonControllingInterests_019d1a62-6375-70bf-9ecf-f56854fccc3d_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInProfitToNonControllingInterests" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Davon den nicht beherrschenden Anteilen zuzurechnen</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitToNonControllingInterests_label_de" xlink:label="lab_oberbankag_ChangeInProfitToNonControllingInterests" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in profit to non-controlling interests</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitToNonControllingInterests_documentation_de" xlink:label="lab_oberbankag_ChangeInProfitToNonControllingInterests" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in profit to non-controlling interests</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInProfitToNonControllingInterests" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInProfitToNonControllingInterests"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInProfitToNonControllingInterests" xlink:to="lab_oberbankag_ChangeInProfitToNonControllingInterests" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_019d1a62-6375-738b-8a5f-d87bde02bd3f_totalLabel_de" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Zwischensumme</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:to="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax_019d1a62-6375-7558-b58a-cdc330bc642d_verboseLabel_de" xlink:label="lab_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ergebnisanteil aus der Anwendung der Equity Methode</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:to="lab_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInEquityAndLiabilities_019d1a62-6417-7420-ab4c-83647a36f3c2_totalLabel_de" xlink:label="lab_oberbankag_ChangeInEquityAndLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Summe Passiva</link:label>
    <link:label id="lab_oberbankag_ChangeInEquityAndLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInEquityAndLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in equity and liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInEquityAndLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInEquityAndLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in equity and liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInEquityAndLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInEquityAndLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInEquityAndLiabilities" xlink:to="lab_oberbankag_ChangeInEquityAndLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_OtherLiabilitiesSubtotal_019d1a62-6375-7021-8923-e1f09ab055bb_totalLabel_de" xlink:label="lab_oberbankag_OtherLiabilitiesSubtotal" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Sonstige Passiva</link:label>
    <link:label id="lab_oberbankag_OtherLiabilitiesSubtotal_label_de" xlink:label="lab_oberbankag_OtherLiabilitiesSubtotal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Other liabilities subtotal</link:label>
    <link:label id="lab_oberbankag_OtherLiabilitiesSubtotal_documentation_de" xlink:label="lab_oberbankag_OtherLiabilitiesSubtotal" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Other liabilities subtotal</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_OtherLiabilitiesSubtotal" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_OtherLiabilitiesSubtotal"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_OtherLiabilitiesSubtotal" xlink:to="lab_oberbankag_OtherLiabilitiesSubtotal" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome_019d1a62-6375-7338-889f-c234ad372b2b_verboseLabel_de" xlink:label="lab_ifrs-full_FinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Finanzielle Vermögenswerte FV/OCI</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_FinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome" xlink:to="lab_ifrs-full_FinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability_019d1a62-6417-774f-8318-0dff186bc4f6_verboseLabel_de" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erfolgsneutrale Bewertungsänderungen des eigenen Kreditrisikos IFRS 9</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities_019d1a62-6375-7ac9-b696-55509c4bde61_verboseLabel_de" xlink:label="lab_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erhaltene Dividenden aus Investitionstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DividendsReceivedClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" xlink:to="lab_ifrs-full_DividendsReceivedClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherOperatingIncomeSubtotal_019d1a62-6417-78c4-8503-acc257610e64_totalLabel_de" xlink:label="lab_oberbankag_ChangeInOtherOperatingIncomeSubtotal" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstiger betrieblicher Erfolg</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherOperatingIncomeSubtotal_label_de" xlink:label="lab_oberbankag_ChangeInOtherOperatingIncomeSubtotal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other operating income subtotal</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherOperatingIncomeSubtotal_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherOperatingIncomeSubtotal" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other operating income subtotal</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherOperatingIncomeSubtotal" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherOperatingIncomeSubtotal"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherOperatingIncomeSubtotal" xlink:to="lab_oberbankag_ChangeInOtherOperatingIncomeSubtotal" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInLoansAndAdvancesToBanks_019d1a62-6417-72f7-b750-2a820bf59a4a_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInLoansAndAdvancesToBanks" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Forderungen an Kreditinstitute</link:label>
    <link:label id="lab_oberbankag_ChangeInLoansAndAdvancesToBanks_label_de" xlink:label="lab_oberbankag_ChangeInLoansAndAdvancesToBanks" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in loans and advances to banks</link:label>
    <link:label id="lab_oberbankag_ChangeInLoansAndAdvancesToBanks_documentation_de" xlink:label="lab_oberbankag_ChangeInLoansAndAdvancesToBanks" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in loans and advances to banks</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInLoansAndAdvancesToBanks" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInLoansAndAdvancesToBanks"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInLoansAndAdvancesToBanks" xlink:to="lab_oberbankag_ChangeInLoansAndAdvancesToBanks" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_InterestReceivedFromOperatingAndInvestingActivities_019d1a62-6417-7867-b2ab-755559eb6944_verboseLabel_de" xlink:label="lab_oberbankag_InterestReceivedFromOperatingAndInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erhaltene Zinsen aus operativer Geschäftstätigkeit</link:label>
    <link:label id="lab_oberbankag_InterestReceivedFromOperatingAndInvestingActivities_label_de" xlink:label="lab_oberbankag_InterestReceivedFromOperatingAndInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Interest received from operating and investing activities</link:label>
    <link:label id="lab_oberbankag_InterestReceivedFromOperatingAndInvestingActivities_documentation_de" xlink:label="lab_oberbankag_InterestReceivedFromOperatingAndInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Interest received from operating and investing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_InterestReceivedFromOperatingAndInvestingActivities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_InterestReceivedFromOperatingAndInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_InterestReceivedFromOperatingAndInvestingActivities" xlink:to="lab_oberbankag_InterestReceivedFromOperatingAndInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod_019d1a62-6375-7cb2-b721-18610b25b0f0_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Anteile at Equity-Unternehmen</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod_label_de" xlink:label="lab_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in interests in entities accounted by the equity method</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod_documentation_de" xlink:label="lab_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in interests in entities accounted by the equity method</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod" xlink:to="lab_oberbankag_ChangeInInterestsInEntitiesAccountedByTheEquityMethod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent_019d1a62-6375-7faf-8fb6-8f022596bc49_verboseLabel_de" xlink:label="lab_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Davon den Anteilseignern des Mutterunternehmens und den zusätzlichen Eigenkapitalbestandteilseignern zuzurechnen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:to="lab_ifrs-full_ComprehensiveIncomeAttributableToOwnersOfParent" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents_019d1a62-6417-7496-99e7-c09d34554788_verboseLabel_de" xlink:label="lab_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Kuponzahlungen auf zusätzl. Eigenkapitalbestandteile</link:label>
    <link:label id="lab_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents_label_de" xlink:label="lab_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Coupon payments on additional equity capital components</link:label>
    <link:label id="lab_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents_documentation_de" xlink:label="lab_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Coupon payments on additional equity capital components</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents" xlink:to="lab_oberbankag_CouponPaymentsOnAdditionalEquityCapitalComponents" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_OtherAmountsOwedToCreditInstitutions_019d1a62-6417-76f3-a034-c11577111b06_verboseLabel_de" xlink:label="lab_oberbankag_OtherAmountsOwedToCreditInstitutions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonstige Verbindlichkeiten gegenüber Kreditinstituten</link:label>
    <link:label id="lab_oberbankag_OtherAmountsOwedToCreditInstitutions_label_de" xlink:label="lab_oberbankag_OtherAmountsOwedToCreditInstitutions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Other amounts owed to credit institutions</link:label>
    <link:label id="lab_oberbankag_OtherAmountsOwedToCreditInstitutions_documentation_de" xlink:label="lab_oberbankag_OtherAmountsOwedToCreditInstitutions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Other amounts owed to credit institutions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_OtherAmountsOwedToCreditInstitutions" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_OtherAmountsOwedToCreditInstitutions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_OtherAmountsOwedToCreditInstitutions" xlink:to="lab_oberbankag_OtherAmountsOwedToCreditInstitutions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradingIncomeExpense_019d1a62-6417-7e7a-8a90-0701edeec19e_verboseLabel_de" xlink:label="lab_ifrs-full_TradingIncomeExpense" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Handelsergebnis</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradingIncomeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_TradingIncomeExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradingIncomeExpense" xlink:to="lab_ifrs-full_TradingIncomeExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DerivativeFinancialAssets_019d1a62-6417-7854-a190-d2d370cdd459_verboseLabel_de" xlink:label="lab_ifrs-full_DerivativeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Positive Marktwerte von geschlossenen Derivaten des Bankbuches</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DerivativeFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DerivativeFinancialAssets" xlink:to="lab_ifrs-full_DerivativeFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss_019d1a62-6375-7188-b381-d230f29da383_verboseLabel_de" xlink:label="lab_ifrs-full_GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ergebnis aus finanz. Vermögenswerten FV/PL</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss" xlink:to="lab_ifrs-full_GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_OtherAssetsSubtotal_019d1a62-6375-7492-9b91-6cdbd398f28d_totalLabel_de" xlink:label="lab_oberbankag_OtherAssetsSubtotal" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Sonstige Aktiva</link:label>
    <link:label id="lab_oberbankag_OtherAssetsSubtotal_label_de" xlink:label="lab_oberbankag_OtherAssetsSubtotal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Other assets subtotal</link:label>
    <link:label id="lab_oberbankag_OtherAssetsSubtotal_documentation_de" xlink:label="lab_oberbankag_OtherAssetsSubtotal" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Other assets subtotal</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_OtherAssetsSubtotal" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_OtherAssetsSubtotal"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_OtherAssetsSubtotal" xlink:to="lab_oberbankag_OtherAssetsSubtotal" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProceedsFromIssueOfSubordinatedLiabilities_019d1a62-6417-72f5-a663-30e334cec434_verboseLabel_de" xlink:label="lab_ifrs-full_ProceedsFromIssueOfSubordinatedLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Emissionen Nachrangkapital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromIssueOfSubordinatedLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProceedsFromIssueOfSubordinatedLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProceedsFromIssueOfSubordinatedLiabilities" xlink:to="lab_ifrs-full_ProceedsFromIssueOfSubordinatedLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsFinancingActivities_019d1a62-6417-7ee5-9417-0866a26126c1_verboseLabel_de" xlink:label="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ertragsteuerzahlungen aus Finanzierungstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxesPaidRefundClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInProvisions_019d1a62-6375-7a11-bd7f-1a1fe4886340_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInProvisions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Rückstellungen</link:label>
    <link:label id="lab_oberbankag_ChangeInProvisions_label_de" xlink:label="lab_oberbankag_ChangeInProvisions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in provisions</link:label>
    <link:label id="lab_oberbankag_ChangeInProvisions_documentation_de" xlink:label="lab_oberbankag_ChangeInProvisions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in provisions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInProvisions" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInProvisions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInProvisions" xlink:to="lab_oberbankag_ChangeInProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RepaymentsOfSubordinatedLiabilities_019d1a62-6375-7f8d-998e-b30420f7029c_verboseLabel_de" xlink:label="lab_ifrs-full_RepaymentsOfSubordinatedLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Tilgungen Nachrangkapital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RepaymentsOfSubordinatedLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_RepaymentsOfSubordinatedLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RepaymentsOfSubordinatedLiabilities" xlink:to="lab_ifrs-full_RepaymentsOfSubordinatedLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInEquityToOwnersOfParent_019d1a62-6375-7a34-b83a-49774bf95c4a_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInEquityToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Eigenanteil</link:label>
    <link:label id="lab_oberbankag_ChangeInEquityToOwnersOfParent_label_de" xlink:label="lab_oberbankag_ChangeInEquityToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in equity to owners of parent</link:label>
    <link:label id="lab_oberbankag_ChangeInEquityToOwnersOfParent_documentation_de" xlink:label="lab_oberbankag_ChangeInEquityToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in equity to owners of parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInEquityToOwnersOfParent" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInEquityToOwnersOfParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInEquityToOwnersOfParent" xlink:to="lab_oberbankag_ChangeInEquityToOwnersOfParent" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InvestmentProperty_019d1a62-6375-7c6f-95d3-d37e72db6233_verboseLabel_de" xlink:label="lab_ifrs-full_InvestmentProperty" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Als Finanzinvestition gehaltene Immobilien</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InvestmentProperty" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InvestmentProperty"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InvestmentProperty" xlink:to="lab_ifrs-full_InvestmentProperty" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComponentsOfEquityDomain_019d1a62-6375-76ec-89dd-bab18fa2f11b_verboseLabel_de" xlink:label="lab_ifrs-full_ComponentsOfEquityDomain" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Eigenkapital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfEquityDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ComponentsOfEquityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComponentsOfEquityDomain" xlink:to="lab_ifrs-full_ComponentsOfEquityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInTotalAssets_019d1a62-6375-77ac-8ad4-0711a76fbcb5_totalLabel_de" xlink:label="lab_oberbankag_ChangeInTotalAssets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Summe Aktiva</link:label>
    <link:label id="lab_oberbankag_ChangeInTotalAssets_label_de" xlink:label="lab_oberbankag_ChangeInTotalAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in total assets</link:label>
    <link:label id="lab_oberbankag_ChangeInTotalAssets_documentation_de" xlink:label="lab_oberbankag_ChangeInTotalAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in total assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInTotalAssets" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInTotalAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInTotalAssets" xlink:to="lab_oberbankag_ChangeInTotalAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DividendsReceivedClassifiedAsOperatingActivities_019d1a62-6375-71e4-9b77-1c580b4713bf_verboseLabel_de" xlink:label="lab_ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erhaltene Dividenden aus operativer Geschäftstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DividendsReceivedClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:to="lab_ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember_019d1a62-6375-77c3-922f-864bf3e8954b_verboseLabel_de" xlink:label="lab_ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Eigenkapitalinstrumente IFRS 9 ohne Reklassifizierung</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember" xlink:to="lab_ifrs-full_ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DividendsPaid_019d1a62-6375-7ba7-995c-acd2bc835f31_verboseLabel_de" xlink:label="lab_ifrs-full_DividendsPaid" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Dividendenausschüttung</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsPaid" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DividendsPaid"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DividendsPaid" xlink:to="lab_ifrs-full_DividendsPaid" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DepositsFromCustomers_019d1a62-6375-7cf4-af38-fba9d4adc09b_verboseLabel_de" xlink:label="lab_ifrs-full_DepositsFromCustomers" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Verbindlichkeiten gegenüber Kunden</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DepositsFromCustomers" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DepositsFromCustomers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DepositsFromCustomers" xlink:to="lab_ifrs-full_DepositsFromCustomers" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInSecuritisedLiabilities_019d1a62-6375-7404-88ce-9b2697bb9e1b_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInSecuritisedLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Verbriefte Verbindlichkeiten</link:label>
    <link:label id="lab_oberbankag_ChangeInSecuritisedLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInSecuritisedLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in Securitised liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInSecuritisedLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInSecuritisedLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in Securitised liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInSecuritisedLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInSecuritisedLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInSecuritisedLiabilities" xlink:to="lab_oberbankag_ChangeInSecuritisedLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsAndGoodwill_019d1a62-6375-715a-849d-aa5bd75f9f04_verboseLabel_de" xlink:label="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Immaterielles Anlagevermögen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsAndGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IntangibleAssetsAndGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsAndGoodwill" xlink:to="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashAndBankBalancesAtCentralBanks_019d1a62-6417-7fb2-a65a-0d7ea68ffe9c_verboseLabel_de" xlink:label="lab_ifrs-full_CashAndBankBalancesAtCentralBanks" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Barreserve</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndBankBalancesAtCentralBanks" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashAndBankBalancesAtCentralBanks"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashAndBankBalancesAtCentralBanks" xlink:to="lab_ifrs-full_CashAndBankBalancesAtCentralBanks" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DerivativeFinancialLiabilities_019d1a62-6375-7a08-84fa-f436abd01e3a_verboseLabel_de" xlink:label="lab_ifrs-full_DerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Negative Marktwerte von geschlossenen Derivaten des Bankbuches</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DerivativeFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DerivativeFinancialLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DerivativeFinancialLiabilities" xlink:to="lab_ifrs-full_DerivativeFinancialLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdministrativeExpense_019d1a62-6375-73ee-b101-55f200a7aeb5_verboseLabel_de" xlink:label="lab_ifrs-full_AdministrativeExpense" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Verwaltungsaufwand</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdministrativeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdministrativeExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdministrativeExpense" xlink:to="lab_ifrs-full_AdministrativeExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_019d1a62-6375-74de-9d4a-d56c76592a6f_verboseLabel_de" xlink:label="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ertragsteuerzahlungen aus operativer Geschäftstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:to="lab_ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans_019d1a62-6375-7a9f-ba8b-53644c4fe8c0_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Zweckgewidmete Refinanzierungen für Kundenkredite</link:label>
    <link:label id="lab_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans_label_de" xlink:label="lab_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in refinance allocated for customers loans</link:label>
    <link:label id="lab_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans_documentation_de" xlink:label="lab_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in refinance allocated for customers loans</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInRefinanceAllocatedForCustomersLoans"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans" xlink:to="lab_oberbankag_ChangeInRefinanceAllocatedForCustomersLoans" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestExpense_019d1a62-6375-7944-b3d0-000d235b98ed_verboseLabel_de" xlink:label="lab_ifrs-full_InterestExpense" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Zinsen und ähnliche Aufwendungen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestExpense" xlink:to="lab_ifrs-full_InterestExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossAttributableToOwnersOfParent_019d1a62-6417-70fb-8aa7-b259c58af5f4_verboseLabel_de" xlink:label="lab_ifrs-full_ProfitLossAttributableToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Davon den Anteilseignern des Mutterunternehmens und den zusätzlichen Eigenkapitalbestandteileignern zuzurechnen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProfitLossAttributableToOwnersOfParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossAttributableToOwnersOfParent" xlink:to="lab_ifrs-full_ProfitLossAttributableToOwnersOfParent" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInInterestAndSimilarExpenses_019d1a62-6375-7834-9121-d9a421010d87_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInInterestAndSimilarExpenses" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Zinsen und ähnliche Aufwendungen</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestAndSimilarExpenses_label_de" xlink:label="lab_oberbankag_ChangeInInterestAndSimilarExpenses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in interest and similar expenses</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestAndSimilarExpenses_documentation_de" xlink:label="lab_oberbankag_ChangeInInterestAndSimilarExpenses" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in interest and similar expenses</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInInterestAndSimilarExpenses" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInInterestAndSimilarExpenses"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInInterestAndSimilarExpenses" xlink:to="lab_oberbankag_ChangeInInterestAndSimilarExpenses" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherInterestIncome_019d1a62-6375-7282-b697-b0b189c2c531_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInOtherInterestIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstige Zinserträge</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherInterestIncome_label_de" xlink:label="lab_oberbankag_ChangeInOtherInterestIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other interest income</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherInterestIncome_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherInterestIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other interest income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherInterestIncome" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherInterestIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherInterestIncome" xlink:to="lab_oberbankag_ChangeInOtherInterestIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_019d1a62-6417-7315-b1ab-96ffdb938ec2_totalLabel_de" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Cashflow aus Finanzierungstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromCustomers_019d1a62-6375-7de1-915c-346ca95bf3bb_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromCustomers" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Verbindlichkeiten gegenüber Kunden</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromCustomers" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromCustomers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromCustomers" xlink:to="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromCustomers" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInAdministrativeExpenses_019d1a62-6375-7a35-a5dc-74383f643de0_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInAdministrativeExpenses" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Verwaltungsaufwand</link:label>
    <link:label id="lab_oberbankag_ChangeInAdministrativeExpenses_label_de" xlink:label="lab_oberbankag_ChangeInAdministrativeExpenses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in administrative expenses</link:label>
    <link:label id="lab_oberbankag_ChangeInAdministrativeExpenses_documentation_de" xlink:label="lab_oberbankag_ChangeInAdministrativeExpenses" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in administrative expenses</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInAdministrativeExpenses" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInAdministrativeExpenses"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInAdministrativeExpenses" xlink:to="lab_oberbankag_ChangeInAdministrativeExpenses" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LoansAndAdvancesToCustomers_019d1a62-6375-78b5-94e3-41d4a96d0e94_verboseLabel_de" xlink:label="lab_ifrs-full_LoansAndAdvancesToCustomers" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Forderungen an Kunden</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LoansAndAdvancesToCustomers" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_LoansAndAdvancesToCustomers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LoansAndAdvancesToCustomers" xlink:to="lab_ifrs-full_LoansAndAdvancesToCustomers" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncontrollingInterests_019d1a62-6375-7252-8a13-5d80900ccaee_verboseLabel_de" xlink:label="lab_ifrs-full_NoncontrollingInterests" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Anteile nicht beherrschender Gesellschafter</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncontrollingInterests" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_NoncontrollingInterests"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncontrollingInterests" xlink:to="lab_ifrs-full_NoncontrollingInterests" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RevenueFromInterest_019d1a62-6375-7b07-8e26-187b3b3279e9_totalLabel_de" xlink:label="lab_ifrs-full_RevenueFromInterest" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Zinsen und ähnliche Erträge</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RevenueFromInterest" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_RevenueFromInterest"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RevenueFromInterest" xlink:to="lab_ifrs-full_RevenueFromInterest" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInPropertyPlantAndEquipment_019d1a62-6417-7078-970d-454af4f68dba_totalLabel_de" xlink:label="lab_oberbankag_ChangeInPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Sachanlagen insgesamt</link:label>
    <link:label id="lab_oberbankag_ChangeInPropertyPlantAndEquipment_label_de" xlink:label="lab_oberbankag_ChangeInPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in property plant and equipment</link:label>
    <link:label id="lab_oberbankag_ChangeInPropertyPlantAndEquipment_documentation_de" xlink:label="lab_oberbankag_ChangeInPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in property plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInPropertyPlantAndEquipment" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInPropertyPlantAndEquipment" xlink:to="lab_oberbankag_ChangeInPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_AdjustmentsForSecuritisedLiabilities_019d1a62-6417-704e-82f4-40b1f041b29a_verboseLabel_de" xlink:label="lab_oberbankag_AdjustmentsForSecuritisedLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Verbriefte Verbindlichkeiten</link:label>
    <link:label id="lab_oberbankag_AdjustmentsForSecuritisedLiabilities_label_de" xlink:label="lab_oberbankag_AdjustmentsForSecuritisedLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Adjustments for securitised liabilities</link:label>
    <link:label id="lab_oberbankag_AdjustmentsForSecuritisedLiabilities_documentation_de" xlink:label="lab_oberbankag_AdjustmentsForSecuritisedLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Adjustments for securitised liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_AdjustmentsForSecuritisedLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_AdjustmentsForSecuritisedLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_AdjustmentsForSecuritisedLiabilities" xlink:to="lab_oberbankag_AdjustmentsForSecuritisedLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets_019d1a62-6375-7c3d-a1f5-2d0cb5848b4b_verboseLabel_de" xlink:label="lab_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Gewinne und Verluste aus der Veräußerung von Finanzanlagen, Sachanlagen und immaterielle Vermögensgegenständen</link:label>
    <link:label id="lab_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets_label_de" xlink:label="lab_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Gains and losses on financial investments property and equipment and intangible assets</link:label>
    <link:label id="lab_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets_documentation_de" xlink:label="lab_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Gains and losses on financial investments property and equipment and intangible assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets" xlink:to="lab_oberbankag_GainsAndLossesOnFinancialInvestmentsPropertyAndEquipmentAndIntangibleAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod_019d1a62-6375-7f1e-8bd1-3bce6da102da_verboseLabel_de" xlink:label="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Anteile an at Equity-Unternehmen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InvestmentAccountedForUsingEquityMethod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:to="lab_ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DerivativeFinancialAssetsHeldForTrading_019d1a62-6375-730a-8edc-840b7c2f4027_verboseLabel_de" xlink:label="lab_ifrs-full_DerivativeFinancialAssetsHeldForTrading" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Handelsaktiva</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DerivativeFinancialAssetsHeldForTrading" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DerivativeFinancialAssetsHeldForTrading"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DerivativeFinancialAssetsHeldForTrading" xlink:to="lab_ifrs-full_DerivativeFinancialAssetsHeldForTrading" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod_019d1a62-6375-7df0-a7ad-fa15a5796be8_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Ergebnis aus at Equity bewerteten Unternehmen</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod_label_de" xlink:label="lab_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in profit from entities accounted for by the equity method</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod_documentation_de" xlink:label="lab_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in profit from entities accounted for by the equity method</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod" xlink:to="lab_oberbankag_ChangeInProfitFromEntitiesAccountedForByTheEquityMethod" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInFeeAndCommissionExpenses_019d1a62-6375-70f6-92ce-217bdaf13776_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInFeeAndCommissionExpenses" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Provisionsaufwendungen</link:label>
    <link:label id="lab_oberbankag_ChangeInFeeAndCommissionExpenses_label_de" xlink:label="lab_oberbankag_ChangeInFeeAndCommissionExpenses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in fee and commission expenses</link:label>
    <link:label id="lab_oberbankag_ChangeInFeeAndCommissionExpenses_documentation_de" xlink:label="lab_oberbankag_ChangeInFeeAndCommissionExpenses" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in fee and commission expenses</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInFeeAndCommissionExpenses" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInFeeAndCommissionExpenses"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInFeeAndCommissionExpenses" xlink:to="lab_oberbankag_ChangeInFeeAndCommissionExpenses" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherLiabilities_019d1a62-6375-74cd-ab1c-bc0494baf785_verboseLabel_de" xlink:label="lab_ifrs-full_OtherLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonstige</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherLiabilities" xlink:to="lab_ifrs-full_OtherLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities_019d1a62-6417-724f-9129-50544e4c6a08_totalLabel_de" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Cashflow aus Investitionstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:to="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DepositsFromBanks_019d1a62-6417-7ae6-9887-45ec1c1a76fb_totalLabel_de" xlink:label="lab_ifrs-full_DepositsFromBanks" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Verbindlichkeiten gegenüber Kreditinstituten</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DepositsFromBanks" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DepositsFromBanks"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DepositsFromBanks" xlink:to="lab_ifrs-full_DepositsFromBanks" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FeeAndCommissionExpense_019d1a62-6375-70f7-b238-2d4309646bf7_verboseLabel_de" xlink:label="lab_ifrs-full_FeeAndCommissionExpense" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Provisionsaufwendungen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FeeAndCommissionExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_FeeAndCommissionExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FeeAndCommissionExpense" xlink:to="lab_ifrs-full_FeeAndCommissionExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember_019d1a62-6417-7286-bd0e-90a037d2739c_verboseLabel_de" xlink:label="lab_ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Versicherungsmath. Gewinne / Verluste gem. IAS 19</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember" xlink:to="lab_ifrs-full_ReserveOfRemeasurementsOfDefinedBenefitPlansMember" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInProfitLossForTheYearBeforeTax_019d1a62-6375-79cb-823b-d2aae406df44_totalLabel_de" xlink:label="lab_oberbankag_ChangeInProfitLossForTheYearBeforeTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Jahresüberschuss vor Steuern</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitLossForTheYearBeforeTax_label_de" xlink:label="lab_oberbankag_ChangeInProfitLossForTheYearBeforeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in profit loss for the year before tax</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitLossForTheYearBeforeTax_documentation_de" xlink:label="lab_oberbankag_ChangeInProfitLossForTheYearBeforeTax" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in profit loss for the year before tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInProfitLossForTheYearBeforeTax" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInProfitLossForTheYearBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInProfitLossForTheYearBeforeTax" xlink:to="lab_oberbankag_ChangeInProfitLossForTheYearBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_OtherOperatingIncomeSubtotal_019d1a62-6375-7203-83a2-b428cf53f4c0_totalLabel_de" xlink:label="lab_oberbankag_OtherOperatingIncomeSubtotal" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Sonstiger betrieblicher Erfolg</link:label>
    <link:label id="lab_oberbankag_OtherOperatingIncomeSubtotal_label_de" xlink:label="lab_oberbankag_OtherOperatingIncomeSubtotal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Other operating income subtotal</link:label>
    <link:label id="lab_oberbankag_OtherOperatingIncomeSubtotal_documentation_de" xlink:label="lab_oberbankag_OtherOperatingIncomeSubtotal" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Other operating income subtotal</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_OtherOperatingIncomeSubtotal" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_OtherOperatingIncomeSubtotal"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_OtherOperatingIncomeSubtotal" xlink:to="lab_oberbankag_OtherOperatingIncomeSubtotal" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PaymentsOfOtherEquityInstruments_019d1a62-6375-74f0-89a3-387a3814a4e7_verboseLabel_de" xlink:label="lab_ifrs-full_PaymentsOfOtherEquityInstruments" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Kuponzahlungen auf zusätzliche Eigenkapitalbestandteile</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsOfOtherEquityInstruments" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PaymentsOfOtherEquityInstruments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PaymentsOfOtherEquityInstruments" xlink:to="lab_ifrs-full_PaymentsOfOtherEquityInstruments" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInDeferredTaxAssets_019d1a62-6375-7f02-ba34-8f9446d328bd_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInDeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Latente Steueransprüche</link:label>
    <link:label id="lab_oberbankag_ChangeInDeferredTaxAssets_label_de" xlink:label="lab_oberbankag_ChangeInDeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in deferred tax assets</link:label>
    <link:label id="lab_oberbankag_ChangeInDeferredTaxAssets_documentation_de" xlink:label="lab_oberbankag_ChangeInDeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in deferred tax assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInDeferredTaxAssets" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInDeferredTaxAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInDeferredTaxAssets" xlink:to="lab_oberbankag_ChangeInDeferredTaxAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInTradingLiabilities_019d1a62-6417-78aa-ab03-cc00eae0a92b_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInTradingLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Handelspassiva</link:label>
    <link:label id="lab_oberbankag_ChangeInTradingLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInTradingLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in trading liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInTradingLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInTradingLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in trading liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInTradingLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInTradingLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInTradingLiabilities" xlink:to="lab_oberbankag_ChangeInTradingLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInDeferredTaxLiabilities_019d1a62-6375-75bf-b38c-c797b9d40eab_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInDeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Latente Steuerschulden</link:label>
    <link:label id="lab_oberbankag_ChangeInDeferredTaxLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInDeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in deferred tax liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInDeferredTaxLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInDeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in deferred tax liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInDeferredTaxLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInDeferredTaxLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInDeferredTaxLiabilities" xlink:to="lab_oberbankag_ChangeInDeferredTaxLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities_019d1a62-6375-7e39-9bd8-44eb1c16d275_verboseLabel_de" xlink:label="lab_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ertragsteuerzahlungen</link:label>
    <link:label id="lab_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities_label_de" xlink:label="lab_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Income taxes paid from operating, investing and financing activities</link:label>
    <link:label id="lab_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities_documentation_de" xlink:label="lab_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Income taxes paid from operating, investing and financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities" xlink:to="lab_oberbankag_IncomeTaxesPaidFromOperatingInvestingAndFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_RefinanceAllocatedForCustomersLoans_019d1a62-6375-7a9d-b787-b79d974d38d2_verboseLabel_de" xlink:label="lab_oberbankag_RefinanceAllocatedForCustomersLoans" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Zweckgewidmete Refinanzierungen für Kundenkredite</link:label>
    <link:label id="lab_oberbankag_RefinanceAllocatedForCustomersLoans_label_de" xlink:label="lab_oberbankag_RefinanceAllocatedForCustomersLoans" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Refinance allocated for customers loans</link:label>
    <link:label id="lab_oberbankag_RefinanceAllocatedForCustomersLoans_documentation_de" xlink:label="lab_oberbankag_RefinanceAllocatedForCustomersLoans" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Refinance allocated for customers loans</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_RefinanceAllocatedForCustomersLoans" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_RefinanceAllocatedForCustomersLoans"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_RefinanceAllocatedForCustomersLoans" xlink:to="lab_oberbankag_RefinanceAllocatedForCustomersLoans" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherAssetsSubtotal_019d1a62-6375-7809-8f8f-1cc9be008705_totalLabel_de" xlink:label="lab_oberbankag_ChangeInOtherAssetsSubtotal" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstige Aktiva</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherAssetsSubtotal_label_de" xlink:label="lab_oberbankag_ChangeInOtherAssetsSubtotal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other assets subtotal</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherAssetsSubtotal_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherAssetsSubtotal" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other assets subtotal</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherAssetsSubtotal" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherAssetsSubtotal"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherAssetsSubtotal" xlink:to="lab_oberbankag_ChangeInOtherAssetsSubtotal" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets_019d1a62-6375-73c0-8259-de0abea743e4_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Andere Aktiva aus operativer Geschäftstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:to="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading_019d1a62-6375-72f9-ba30-9779b7d59ad7_verboseLabel_de" xlink:label="lab_ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Handelspassiva</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading" xlink:to="lab_ifrs-full_FinancialLiabilitiesAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesFromInvestmentsInEquityInstruments_019d1a62-6375-71b0-bb4f-bbb931cdcb21_verboseLabel_de" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesFromInvestmentsInEquityInstruments" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erfolgsneutrale Bewertungsänderungen von Eigenkapitalinstrumenten IFRS 9</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesFromInvestmentsInEquityInstruments" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesFromInvestmentsInEquityInstruments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesFromInvestmentsInEquityInstruments" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesFromInvestmentsInEquityInstruments" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInProfitToOwnersOfParent_019d1a62-6417-7e92-a1d8-5059bfdf6a24_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInProfitToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Davon den Anteilseignern des Mutterunternehmens und den zusätzlichen Eigenkapitalbestandteileignern zuzurechnen</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitToOwnersOfParent_label_de" xlink:label="lab_oberbankag_ChangeInProfitToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in profit to owners of parent</link:label>
    <link:label id="lab_oberbankag_ChangeInProfitToOwnersOfParent_documentation_de" xlink:label="lab_oberbankag_ChangeInProfitToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in profit to owners of parent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInProfitToOwnersOfParent" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInProfitToOwnersOfParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInProfitToOwnersOfParent" xlink:to="lab_oberbankag_ChangeInProfitToOwnersOfParent" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Provisions_019d1a62-6417-7f71-a9c1-35cc46594a3f_verboseLabel_de" xlink:label="lab_ifrs-full_Provisions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Rückstellungen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Provisions" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_Provisions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Provisions" xlink:to="lab_ifrs-full_Provisions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax_019d1a62-6375-7e56-baba-570ca169b302_verboseLabel_de" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Posten ohne Reklassifizierung in den Jahresüberschuss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestReceivedClassifiedAsOperatingActivities_019d1a62-6375-7a50-b394-3aec92fa5e38_verboseLabel_de" xlink:label="lab_ifrs-full_InterestReceivedClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erhaltene Zinsen aus operativer Geschäftstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestReceivedClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestReceivedClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestReceivedClassifiedAsOperatingActivities" xlink:to="lab_ifrs-full_InterestReceivedClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncontrollingInterestsMember_019d1a62-6375-7a93-a17a-b2e4f185ac44_verboseLabel_de" xlink:label="lab_ifrs-full_NoncontrollingInterestsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Anteile nicht beherrschender Gesellschafter</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncontrollingInterestsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_NoncontrollingInterestsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncontrollingInterestsMember" xlink:to="lab_ifrs-full_NoncontrollingInterestsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInDerivativeFinancialAssets_019d1a62-6417-70d5-92b0-363e12a631b1_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInDerivativeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Positive Marktwerte von geschlossenen Derivaten des Bankbuches</link:label>
    <link:label id="lab_oberbankag_ChangeInDerivativeFinancialAssets_label_de" xlink:label="lab_oberbankag_ChangeInDerivativeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in derivative financial assets</link:label>
    <link:label id="lab_oberbankag_ChangeInDerivativeFinancialAssets_documentation_de" xlink:label="lab_oberbankag_ChangeInDerivativeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in derivative financial assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInDerivativeFinancialAssets" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInDerivativeFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInDerivativeFinancialAssets" xlink:to="lab_oberbankag_ChangeInDerivativeFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome_019d1a62-6375-7ca6-a7e3-544bffe43841_totalLabel_de" xlink:label="lab_ifrs-full_IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Latente Steuern auf erfolgsneutrale Bewertungsänderungen Schuldtitel IFRS 9</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome" xlink:to="lab_ifrs-full_IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss_019d1a62-6375-7c4f-ba6b-77b8efce4528_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Abschreibungen, Wertberichtigungen und Zuschreibungen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:to="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInNetFeeAndCommissionIncome_019d1a62-6375-7a45-ba99-c7f95a6abeef_totalLabel_de" xlink:label="lab_oberbankag_ChangeInNetFeeAndCommissionIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Provisionsergebnis</link:label>
    <link:label id="lab_oberbankag_ChangeInNetFeeAndCommissionIncome_label_de" xlink:label="lab_oberbankag_ChangeInNetFeeAndCommissionIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in net fee and commission income</link:label>
    <link:label id="lab_oberbankag_ChangeInNetFeeAndCommissionIncome_documentation_de" xlink:label="lab_oberbankag_ChangeInNetFeeAndCommissionIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in net fee and commission income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInNetFeeAndCommissionIncome" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInNetFeeAndCommissionIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInNetFeeAndCommissionIncome" xlink:to="lab_oberbankag_ChangeInNetFeeAndCommissionIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityAttributableToOwnersOfParent_019d1a62-6417-73d4-ba10-f200cbbc0842_verboseLabel_de" xlink:label="lab_ifrs-full_EquityAttributableToOwnersOfParent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Eigenanteil</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParent" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_EquityAttributableToOwnersOfParent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParent" xlink:to="lab_ifrs-full_EquityAttributableToOwnersOfParent" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsFvoci_019d1a62-6417-738b-9448-64834776fac1_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Finanzielle Vermögenswerte FV/OCI</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsFvoci_label_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in financial assets fvoci</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsFvoci_documentation_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in financial assets fvoci</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInFinancialAssetsFvoci" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInFinancialAssetsFvoci"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInFinancialAssetsFvoci" xlink:to="lab_oberbankag_ChangeInFinancialAssetsFvoci" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilities_019d1a62-6375-7d49-95fb-ddcda46a22f7_verboseLabel_de" xlink:label="lab_ifrs-full_DeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Latente Steuerschulden</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DeferredTaxLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxLiabilities" xlink:to="lab_ifrs-full_DeferredTaxLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions_019d1a62-6417-7f34-903b-f75683aeb24a_verboseLabel_de" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erwerb eigener Aktien</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughTreasuryShareTransactions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForProvisions_019d1a62-6417-7149-9403-54c2bcf9bff7_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForProvisions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung der Pensionsrückstellungen und sonstiger Rückstellungen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForProvisions" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForProvisions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForProvisions" xlink:to="lab_ifrs-full_AdjustmentsForProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax_019d1a62-6375-7bf6-9d11-90507b23ee43_verboseLabel_de" xlink:label="lab_ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Umgliederungsbeträge</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:to="lab_ifrs-full_ReclassificationAdjustmentsOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9_019d1a62-6417-7dba-aae4-5543d83bc3b8_verboseLabel_de" xlink:label="lab_ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Risikovorsorgen im Kreditgeschäft</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9" xlink:to="lab_ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities_019d1a62-6375-7eb3-935d-3dfa9dcaf3e2_verboseLabel_de" xlink:label="lab_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Andere Passiva aus operativer Geschäftstätigkeit</link:label>
    <link:label id="lab_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities_label_de" xlink:label="lab_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Adjustments for other liabilities from operating activities</link:label>
    <link:label id="lab_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities_documentation_de" xlink:label="lab_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Adjustments for other liabilities from operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities" xlink:to="lab_oberbankag_AdjustmentsForOtherLiabilitiesFromOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherAssets_019d1a62-6375-7a65-a44b-2397e245b06f_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInOtherAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstige</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherAssets_label_de" xlink:label="lab_oberbankag_ChangeInOtherAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other assets</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherAssets_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherAssets" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherAssets" xlink:to="lab_oberbankag_ChangeInOtherAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInNetInterestIncome_019d1a62-6375-72a1-80ec-40fc1fb061ed_totalLabel_de" xlink:label="lab_oberbankag_ChangeInNetInterestIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Zinsergebnis</link:label>
    <link:label id="lab_oberbankag_ChangeInNetInterestIncome_label_de" xlink:label="lab_oberbankag_ChangeInNetInterestIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in net interest income</link:label>
    <link:label id="lab_oberbankag_ChangeInNetInterestIncome_documentation_de" xlink:label="lab_oberbankag_ChangeInNetInterestIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in net interest income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInNetInterestIncome" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInNetInterestIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInNetInterestIncome" xlink:to="lab_oberbankag_ChangeInNetInterestIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome_019d1a62-6375-74ea-9c48-e7b1c225a226_verboseLabel_de" xlink:label="lab_ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Latente Steuern auf versicherungsmathematische Gewinne/Verluste IAS 19</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome" xlink:to="lab_ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInDerivativeFinancialLiabilities_019d1a62-6375-711e-8959-6b6fc95524ca_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInDerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Negative Marktwerte von geschlossenen Derivaten des Bankbuches</link:label>
    <link:label id="lab_oberbankag_ChangeInDerivativeFinancialLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInDerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in derivative financial liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInDerivativeFinancialLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInDerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in derivative financial liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInDerivativeFinancialLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInDerivativeFinancialLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInDerivativeFinancialLiabilities" xlink:to="lab_oberbankag_ChangeInDerivativeFinancialLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember_019d1a62-6417-776a-bd50-3a7c468663af_verboseLabel_de" xlink:label="lab_ifrs-full_ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Schuldtitel IFRS 9 mit Reklassifizierung</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember" xlink:to="lab_ifrs-full_ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities_019d1a62-6417-70fe-a5fc-15c6c0e5b6dc_totalLabel_de" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Cashflow aus operativer Geschäftstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:to="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_019d1a62-6375-7721-8c4a-49d6ec68b816_verboseLabel_de" xlink:label="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonstige Nachrangkapital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLoss_019d1a62-6375-768d-ab73-80cbe3c0cd01_verboseLabel_de" xlink:label="lab_ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Finanzielle Vermögenswerte FV/PL</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLoss" xlink:to="lab_ifrs-full_FinancialAssetsAtFairValueThroughProfitOrLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsFvpl_019d1a62-6375-7cd9-95d9-d31a168f6f36_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsFvpl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Finanzielle Vermögenswerte FV/PL</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsFvpl_label_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsFvpl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in financial assets fvpl</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsFvpl_documentation_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsFvpl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in financial assets fvpl</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInFinancialAssetsFvpl" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInFinancialAssetsFvpl"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInFinancialAssetsFvpl" xlink:to="lab_oberbankag_ChangeInFinancialAssetsFvpl" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_019d1a62-6417-7825-afa6-9f537a4a9ca4_verboseLabel_de" xlink:label="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Effekte aus der Änderung von Wechselkursen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:to="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInIncomeTaxes_019d1a62-6417-78a0-8174-38c48243dc39_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInIncomeTaxes" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Steuern vom Einkommen und Ertrag</link:label>
    <link:label id="lab_oberbankag_ChangeInIncomeTaxes_label_de" xlink:label="lab_oberbankag_ChangeInIncomeTaxes" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in income taxes</link:label>
    <link:label id="lab_oberbankag_ChangeInIncomeTaxes_documentation_de" xlink:label="lab_oberbankag_ChangeInIncomeTaxes" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in income taxes</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInIncomeTaxes" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInIncomeTaxes"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInIncomeTaxes" xlink:to="lab_oberbankag_ChangeInIncomeTaxes" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax_019d1a62-6417-75a4-823a-5db14d567df4_verboseLabel_de" xlink:label="lab_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ergebnisanteil aus der Anwendung der Equity-Methode</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:to="lab_ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInNetTradingIncome_019d1a62-6375-7fbc-8eae-bd20cb01a1f4_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInNetTradingIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Handelsergebnis</link:label>
    <link:label id="lab_oberbankag_ChangeInNetTradingIncome_label_de" xlink:label="lab_oberbankag_ChangeInNetTradingIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in net trading income</link:label>
    <link:label id="lab_oberbankag_ChangeInNetTradingIncome_documentation_de" xlink:label="lab_oberbankag_ChangeInNetTradingIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in net trading income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInNetTradingIncome" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInNetTradingIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInNetTradingIncome" xlink:to="lab_oberbankag_ChangeInNetTradingIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialAssetsAtAmortisedCost_019d1a62-6375-7163-acbe-005a77a70ddb_verboseLabel_de" xlink:label="lab_ifrs-full_FinancialAssetsAtAmortisedCost" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Finanzielle Vermögenswerte AC</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialAssetsAtAmortisedCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_FinancialAssetsAtAmortisedCost"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialAssetsAtAmortisedCost" xlink:to="lab_ifrs-full_FinancialAssetsAtAmortisedCost" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AmountsRemovedFromEquityAndAdjustedAgainstFairValueOfFinancialAssetsOnReclassificationOutOfFairValueThroughOtherComprehensiveIncomeMeasurementCategoryBeforeTax_019d1a62-6417-7c16-804b-e611cc9c6b54_verboseLabel_de" xlink:label="lab_ifrs-full_AmountsRemovedFromEquityAndAdjustedAgainstFairValueOfFinancialAssetsOnReclassificationOutOfFairValueThroughOtherComprehensiveIncomeMeasurementCategoryBeforeTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Im Eigenkapital erfasste Beträge</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AmountsRemovedFromEquityAndAdjustedAgainstFairValueOfFinancialAssetsOnReclassificationOutOfFairValueThroughOtherComprehensiveIncomeMeasurementCategoryBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AmountsRemovedFromEquityAndAdjustedAgainstFairValueOfFinancialAssetsOnReclassificationOutOfFairValueThroughOtherComprehensiveIncomeMeasurementCategoryBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AmountsRemovedFromEquityAndAdjustedAgainstFairValueOfFinancialAssetsOnReclassificationOutOfFairValueThroughOtherComprehensiveIncomeMeasurementCategoryBeforeTax" xlink:to="lab_ifrs-full_AmountsRemovedFromEquityAndAdjustedAgainstFairValueOfFinancialAssetsOnReclassificationOutOfFairValueThroughOtherComprehensiveIncomeMeasurementCategoryBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities_019d1a62-6375-711e-a5d0-67388c73c76d_verboseLabel_de" xlink:label="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erhaltene Zinsen aus Investitionstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestReceivedClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:to="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_AmountsRecognisedInEquity_019d1a62-6375-7765-86dd-6f24312d1873_verboseLabel_de" xlink:label="lab_oberbankag_AmountsRecognisedInEquity" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Im Eigenkapital erfasste Beträge</link:label>
    <link:label id="lab_oberbankag_AmountsRecognisedInEquity_label_de" xlink:label="lab_oberbankag_AmountsRecognisedInEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Amounts recognised in equity</link:label>
    <link:label id="lab_oberbankag_AmountsRecognisedInEquity_documentation_de" xlink:label="lab_oberbankag_AmountsRecognisedInEquity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Amounts recognised in equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_AmountsRecognisedInEquity" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_AmountsRecognisedInEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_AmountsRecognisedInEquity" xlink:to="lab_oberbankag_AmountsRecognisedInEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxExpenseContinuingOperations_019d1a62-6417-736b-8fc2-154d0e1cd52a_verboseLabel_de" xlink:label="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Steuern vom Einkommen und Ertrag</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:to="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities_019d1a62-6417-78ec-a31b-b26bca40181b_verboseLabel_de" xlink:label="lab_ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Finanzanlagen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities" xlink:to="lab_ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInIntangibleAssets_019d1a62-6375-7856-b4a5-d25d1e27a791_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Immaterielles Anlagevermögen</link:label>
    <link:label id="lab_oberbankag_ChangeInIntangibleAssets_label_de" xlink:label="lab_oberbankag_ChangeInIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in intangible assets</link:label>
    <link:label id="lab_oberbankag_ChangeInIntangibleAssets_documentation_de" xlink:label="lab_oberbankag_ChangeInIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in intangible assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInIntangibleAssets" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInIntangibleAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInIntangibleAssets" xlink:to="lab_oberbankag_ChangeInIntangibleAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherLiabilitiesSubtotal_019d1a62-6375-7070-971f-1d11b0e56db8_totalLabel_de" xlink:label="lab_oberbankag_ChangeInOtherLiabilitiesSubtotal" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstige Passiva</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherLiabilitiesSubtotal_label_de" xlink:label="lab_oberbankag_ChangeInOtherLiabilitiesSubtotal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other liabilities subtotal</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherLiabilitiesSubtotal_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherLiabilitiesSubtotal" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other liabilities subtotal</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherLiabilitiesSubtotal" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherLiabilitiesSubtotal"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherLiabilitiesSubtotal" xlink:to="lab_oberbankag_ChangeInOtherLiabilitiesSubtotal" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInCashAndBalanceAtCentralBanks_019d1a62-6417-70ad-9634-449997a084c1_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInCashAndBalanceAtCentralBanks" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Barreserve</link:label>
    <link:label id="lab_oberbankag_ChangeInCashAndBalanceAtCentralBanks_label_de" xlink:label="lab_oberbankag_ChangeInCashAndBalanceAtCentralBanks" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in cash and balance at central banks</link:label>
    <link:label id="lab_oberbankag_ChangeInCashAndBalanceAtCentralBanks_documentation_de" xlink:label="lab_oberbankag_ChangeInCashAndBalanceAtCentralBanks" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in cash and balance at central banks</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInCashAndBalanceAtCentralBanks" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInCashAndBalanceAtCentralBanks"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInCashAndBalanceAtCentralBanks" xlink:to="lab_oberbankag_ChangeInCashAndBalanceAtCentralBanks" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_019d1a62-6417-7773-bd75-5eed9c56d341_verboseLabel_de" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonst. ergebnisneutrale Veränderungen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl_019d1a62-6375-768a-a110-c21ef35e9b92_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Ergebnis aus finanz. Vermögenswerten FV/PL</link:label>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl_label_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in net income from financial assets fvpl</link:label>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl_documentation_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in net income from financial assets fvpl</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl" xlink:to="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvpl" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets_019d1a62-6417-7ad8-b789-8f3ec8a93a7e_verboseLabel_de" xlink:label="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sachanlagen und immateriellen Vermögensgegenständen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:to="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PaymentsToAcquireOrRedeemEntitysShares_019d2a92-9d69-75ed-b98f-0a6b8bb26f49_verboseLabel_de" xlink:label="lab_ifrs-full_PaymentsToAcquireOrRedeemEntitysShares" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Tilgung zusätzlicher Eigenkapitalbestandteile</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsToAcquireOrRedeemEntitysShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_PaymentsToAcquireOrRedeemEntitysShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PaymentsToAcquireOrRedeemEntitysShares" xlink:to="lab_ifrs-full_PaymentsToAcquireOrRedeemEntitysShares" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInInvestmentProperty_019d1a62-6375-7aad-9567-b3c3d7a7a232_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInInvestmentProperty" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Als Finanzinvestitionen gehaltene Immobilien</link:label>
    <link:label id="lab_oberbankag_ChangeInInvestmentProperty_label_de" xlink:label="lab_oberbankag_ChangeInInvestmentProperty" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in investment property</link:label>
    <link:label id="lab_oberbankag_ChangeInInvestmentProperty_documentation_de" xlink:label="lab_oberbankag_ChangeInInvestmentProperty" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in investment property</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInInvestmentProperty" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInInvestmentProperty"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInInvestmentProperty" xlink:to="lab_oberbankag_ChangeInInvestmentProperty" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherOperatingIncome_019d1a62-6417-77e6-99a2-8fbe59a5b273_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInOtherOperatingIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstiger betrieblicher Erfolg</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherOperatingIncome_label_de" xlink:label="lab_oberbankag_ChangeInOtherOperatingIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other operating income</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherOperatingIncome_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherOperatingIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other operating income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherOperatingIncome" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherOperatingIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherOperatingIncome" xlink:to="lab_oberbankag_ChangeInOtherOperatingIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInCurrentTaxLiabilities_019d1a62-6375-7ec6-bbe3-acd0c9b4f676_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInCurrentTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Laufende Steuerschulden</link:label>
    <link:label id="lab_oberbankag_ChangeInCurrentTaxLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInCurrentTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in current tax liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInCurrentTaxLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInCurrentTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in current tax liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInCurrentTaxLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInCurrentTaxLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInCurrentTaxLiabilities" xlink:to="lab_oberbankag_ChangeInCurrentTaxLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInInterestAndSimilarIncome_019d1a62-6417-75c6-95a9-659daecc22e6_totalLabel_de" xlink:label="lab_oberbankag_ChangeInInterestAndSimilarIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Zinsen und ähnliche Erträge</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestAndSimilarIncome_label_de" xlink:label="lab_oberbankag_ChangeInInterestAndSimilarIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in interest and similar income</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestAndSimilarIncome_documentation_de" xlink:label="lab_oberbankag_ChangeInInterestAndSimilarIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in interest and similar income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInInterestAndSimilarIncome" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInInterestAndSimilarIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInInterestAndSimilarIncome" xlink:to="lab_oberbankag_ChangeInInterestAndSimilarIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdditionalPaidinCapitalMember_019d1a62-6375-751d-9cbf-041a42960640_verboseLabel_de" xlink:label="lab_ifrs-full_AdditionalPaidinCapitalMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Kapitalrücklagen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdditionalPaidinCapitalMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdditionalPaidinCapitalMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdditionalPaidinCapitalMember" xlink:to="lab_ifrs-full_AdditionalPaidinCapitalMember" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances_019d1a62-6417-7b03-b47a-0169d83d1a71_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Risikovorsorgen im Kreditgeschäft</link:label>
    <link:label id="lab_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances_label_de" xlink:label="lab_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in charges for losses on loans and advances</link:label>
    <link:label id="lab_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances_documentation_de" xlink:label="lab_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in charges for losses on loans and advances</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInChargesForLossesOnLoansAndAdvances"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances" xlink:to="lab_oberbankag_ChangeInChargesForLossesOnLoansAndAdvances" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers_019d1a62-6375-7e4f-a023-ddeaf9a6ef51_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Forderungen an Kunden</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers" xlink:to="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromBanks_019d1a62-6375-7371-a83e-35bf9c0734c3_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromBanks" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Verbindlichkeiten gegenüber Kreditinstituten</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromBanks" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromBanks"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromBanks" xlink:to="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInDepositsFromBanks" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToChangesInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityOfOtherComprehensiveIncome_019d1a62-6375-7d7f-8746-e4b20f3ba5e2_verboseLabel_de" xlink:label="lab_ifrs-full_IncomeTaxRelatingToChangesInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Latente Steuern auf erfolgsneutrale Bewertungsänderungen des eigenen Kreditrisikos IFRS 9</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToChangesInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityOfOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxRelatingToChangesInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityOfOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxRelatingToChangesInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityOfOtherComprehensiveIncome" xlink:to="lab_ifrs-full_IncomeTaxRelatingToChangesInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityOfOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities_019d1a62-6375-703d-bfb3-e4dac044cdff_verboseLabel_de" xlink:label="lab_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Erhaltene Dividenden aus Investitions- und operativer Geschäftstätigkeit</link:label>
    <link:label id="lab_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities_label_de" xlink:label="lab_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Dividends received from operating and investing activities</link:label>
    <link:label id="lab_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities_documentation_de" xlink:label="lab_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Dividends received from operating and investing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_DividendsReceivedFromOperatingAndInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities" xlink:to="lab_oberbankag_DividendsReceivedFromOperatingAndInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AssociatesMember_019d1a62-6375-76c8-8d2d-5480db6dcd42_verboseLabel_de" xlink:label="lab_ifrs-full_AssociatesMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Assoziierte Unternehmen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AssociatesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AssociatesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AssociatesMember" xlink:to="lab_ifrs-full_AssociatesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToInvestmentsInEquityInstrumentsOfOtherComprehensiveIncome_019d1a62-6375-739b-8c42-cade5a159e7d_verboseLabel_de" xlink:label="lab_ifrs-full_IncomeTaxRelatingToInvestmentsInEquityInstrumentsOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Latente Steuern auf erfolgsneutrale Bewertungsänderungen von Eigenkapitalinstrumenten IFRS 9</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToInvestmentsInEquityInstrumentsOfOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IncomeTaxRelatingToInvestmentsInEquityInstrumentsOfOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxRelatingToInvestmentsInEquityInstrumentsOfOtherComprehensiveIncome" xlink:to="lab_ifrs-full_IncomeTaxRelatingToInvestmentsInEquityInstrumentsOfOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherEquityInterestMember_019d1a62-6375-7f69-99b0-061e266794a3_verboseLabel_de" xlink:label="lab_ifrs-full_OtherEquityInterestMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Zusätzliche Eigenkapitalbestandteile</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherEquityInterestMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherEquityInterestMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherEquityInterestMember" xlink:to="lab_ifrs-full_OtherEquityInterestMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests_019d1a62-6375-737c-94e6-ef3c04051253_verboseLabel_de" xlink:label="lab_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Davon den nicht beherrschenden Anteilen zuzurechnen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:to="lab_ifrs-full_ComprehensiveIncomeAttributableToNoncontrollingInterests" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_InterestPaidFromOperatingAndFinancingActivities_019d1a62-6417-7a80-a372-cd8565f44845_verboseLabel_de" xlink:label="lab_oberbankag_InterestPaidFromOperatingAndFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Gezahlte Zinsen aus operativer und Finanzierungstätigkeit</link:label>
    <link:label id="lab_oberbankag_InterestPaidFromOperatingAndFinancingActivities_label_de" xlink:label="lab_oberbankag_InterestPaidFromOperatingAndFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Interest paid from operating and financing activities</link:label>
    <link:label id="lab_oberbankag_InterestPaidFromOperatingAndFinancingActivities_documentation_de" xlink:label="lab_oberbankag_InterestPaidFromOperatingAndFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Interest paid from operating and financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_InterestPaidFromOperatingAndFinancingActivities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_InterestPaidFromOperatingAndFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_InterestPaidFromOperatingAndFinancingActivities" xlink:to="lab_oberbankag_InterestPaidFromOperatingAndFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherAssets_019d1a62-6375-7bb6-a847-8cf68a890ee9_verboseLabel_de" xlink:label="lab_ifrs-full_OtherAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonstige</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherAssets" xlink:to="lab_ifrs-full_OtherAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_019d1a62-6375-728e-b2f1-e855b42769bd_verboseLabel_de" xlink:label="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonstige Nachrangkapital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherPropertyPlantAndEquipment_019d1a62-6375-7039-a9cb-6aafa429cc61_verboseLabel_de" xlink:label="lab_ifrs-full_OtherPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonstige Sachanlagen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherPropertyPlantAndEquipment" xlink:to="lab_ifrs-full_OtherPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInDepositsFromBanks_019d1a62-6417-76bd-a801-017c4f191f57_totalLabel_de" xlink:label="lab_oberbankag_ChangeInDepositsFromBanks" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Verbindlichkeiten gegenüber Kreditinstituten</link:label>
    <link:label id="lab_oberbankag_ChangeInDepositsFromBanks_label_de" xlink:label="lab_oberbankag_ChangeInDepositsFromBanks" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in deposits from banks</link:label>
    <link:label id="lab_oberbankag_ChangeInDepositsFromBanks_documentation_de" xlink:label="lab_oberbankag_ChangeInDepositsFromBanks" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in deposits from banks</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInDepositsFromBanks" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInDepositsFromBanks"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInDepositsFromBanks" xlink:to="lab_oberbankag_ChangeInDepositsFromBanks" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_TaxLiabilities_019d1a62-6375-7c4d-9f07-0991270c9cea_totalLabel_de" xlink:label="lab_oberbankag_TaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Steuerschulden</link:label>
    <link:label id="lab_oberbankag_TaxLiabilities_label_de" xlink:label="lab_oberbankag_TaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Tax liabilities</link:label>
    <link:label id="lab_oberbankag_TaxLiabilities_documentation_de" xlink:label="lab_oberbankag_TaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Tax liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_TaxLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_TaxLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_TaxLiabilities" xlink:to="lab_oberbankag_TaxLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestRevenueExpense_019d1a62-6417-7866-b6ce-c4063ccf93f0_totalLabel_de" xlink:label="lab_ifrs-full_InterestRevenueExpense" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Zinsergebnis</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestRevenueExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestRevenueExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestRevenueExpense" xlink:to="lab_ifrs-full_InterestRevenueExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInTaxLiabilities_019d1a62-6375-7970-a2ac-1c16ee4cabda_totalLabel_de" xlink:label="lab_oberbankag_ChangeInTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Steuerschulden</link:label>
    <link:label id="lab_oberbankag_ChangeInTaxLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in tax liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInTaxLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in tax liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInTaxLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInTaxLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInTaxLiabilities" xlink:to="lab_oberbankag_ChangeInTaxLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FeeAndCommissionIncome_019d1a62-6375-7cb8-b6bb-86ae0c886b4e_verboseLabel_de" xlink:label="lab_ifrs-full_FeeAndCommissionIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Provisionserträge</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FeeAndCommissionIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_FeeAndCommissionIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FeeAndCommissionIncome" xlink:to="lab_ifrs-full_FeeAndCommissionIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BondsIssued_019d1a62-6417-75d1-9c47-135ffe48ebe6_verboseLabel_de" xlink:label="lab_ifrs-full_BondsIssued" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Verbriefte Verbindlichkeiten</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BondsIssued" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_BondsIssued"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BondsIssued" xlink:to="lab_ifrs-full_BondsIssued" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentTaxLiabilities_019d1a62-6417-7cd0-b09c-d7401c153428_verboseLabel_de" xlink:label="lab_ifrs-full_CurrentTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Laufende Steuerschulden</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_CurrentTaxLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentTaxLiabilities" xlink:to="lab_ifrs-full_CurrentTaxLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ReclassificationAdjustments_019d1a62-6375-7d53-9093-ce2b810270eb_verboseLabel_de" xlink:label="lab_oberbankag_ReclassificationAdjustments" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Umgliederungsbeträge</link:label>
    <link:label id="lab_oberbankag_ReclassificationAdjustments_label_de" xlink:label="lab_oberbankag_ReclassificationAdjustments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Reclassification adjustments</link:label>
    <link:label id="lab_oberbankag_ReclassificationAdjustments_documentation_de" xlink:label="lab_oberbankag_ReclassificationAdjustments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Reclassification adjustments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ReclassificationAdjustments" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ReclassificationAdjustments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ReclassificationAdjustments" xlink:to="lab_oberbankag_ReclassificationAdjustments" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SubordinatedLiabilities_019d1a62-6417-7384-a45f-0fdf9fc3d8d2_verboseLabel_de" xlink:label="lab_ifrs-full_SubordinatedLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Nachrangkapital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SubordinatedLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_SubordinatedLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SubordinatedLiabilities" xlink:to="lab_ifrs-full_SubordinatedLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans_019d1a62-6375-7157-8bff-68194adcfe3a_verboseLabel_de" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Versicherungsmathematische Gewinne/Verluste IAS 19</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc_019d1a62-6375-77b0-bc7b-0ce9fc2f5dbe_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Ergebnis aus finanz. Vermögenswerten AC</link:label>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc_label_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in net income from financial assets ac</link:label>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc_documentation_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in net income from financial assets ac</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInNetIncomeFromFinancialAssetsAc"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc" xlink:to="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsAc" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IssuedCapitalMember_019d1a62-6417-7f64-b3f5-7ed9149cb144_verboseLabel_de" xlink:label="lab_ifrs-full_IssuedCapitalMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Gezeichnetes Kapital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssuedCapitalMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IssuedCapitalMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IssuedCapitalMember" xlink:to="lab_ifrs-full_IssuedCapitalMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax_019d1a62-6375-7648-aedd-bc124efca7d9_totalLabel_de" xlink:label="lab_ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Erfolgsneutrale Bewertungsänderungen Schuldtitel IFRS 9</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:to="lab_ifrs-full_GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestIncomeOnOtherFinancialAssets_019d1a62-6375-7f92-91c0-bc8228539d7d_verboseLabel_de" xlink:label="lab_ifrs-full_InterestIncomeOnOtherFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sonstige Zinserträge</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestIncomeOnOtherFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestIncomeOnOtherFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestIncomeOnOtherFinancialAssets" xlink:to="lab_ifrs-full_InterestIncomeOnOtherFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FeeAndCommissionIncomeExpense_019d1a62-6417-7342-9a49-44b47dafa71d_totalLabel_de" xlink:label="lab_ifrs-full_FeeAndCommissionIncomeExpense" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Provisionsergebnis</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FeeAndCommissionIncomeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_FeeAndCommissionIncomeExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FeeAndCommissionIncomeExpense" xlink:to="lab_ifrs-full_FeeAndCommissionIncomeExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax_019d1a62-6417-7095-9e95-3aa3830f21aa_verboseLabel_de" xlink:label="lab_ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Währungsausgleichsposten</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:to="lab_ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci_019d1a62-6375-7b2e-a977-6a7f0f22cc41_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Ergebnis aus finanz. Vermögenswerten FV/OCI</link:label>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci_label_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in net income from financial assets fvoci</link:label>
    <link:label id="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci_documentation_de" xlink:label="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in net income from financial assets fvoci</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci" xlink:to="lab_oberbankag_ChangeInNetIncomeFromFinancialAssetsFvoci" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions_019d1a62-6375-775d-8b73-45b2d8620235_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstige Verbindlichkeiten gegenüber Kreditinstituten</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions_label_de" xlink:label="lab_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other amounts owed to credit institutions</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other amounts owed to credit institutions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions" xlink:to="lab_oberbankag_ChangeInOtherAmountsOwedToCreditInstitutions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LoansAndAdvancesToBanks_019d1a62-6375-7860-80eb-b38ef2ff5dc8_verboseLabel_de" xlink:label="lab_ifrs-full_LoansAndAdvancesToBanks" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Forderungen an Kreditinstitute</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LoansAndAdvancesToBanks" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_LoansAndAdvancesToBanks"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LoansAndAdvancesToBanks" xlink:to="lab_ifrs-full_LoansAndAdvancesToBanks" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DividendsPaidClassifiedAsFinancingActivities_019d1a62-6375-774b-bf6b-1f61fb6a75ef_verboseLabel_de" xlink:label="lab_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Dividendenzahlungen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DividendsPaidClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_DividendsPaidClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainsLossesOnFinancialAssetsAtAmortisedCost_019d1a62-6417-7695-96df-69c39438efc2_verboseLabel_de" xlink:label="lab_ifrs-full_GainsLossesOnFinancialAssetsAtAmortisedCost" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ergebnis aus finanz. Vermögenswerten AC</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnFinancialAssetsAtAmortisedCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_GainsLossesOnFinancialAssetsAtAmortisedCost"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GainsLossesOnFinancialAssetsAtAmortisedCost" xlink:to="lab_ifrs-full_GainsLossesOnFinancialAssetsAtAmortisedCost" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityAttributableToOwnersOfParentMember_019d1a62-6417-7e2a-b5b1-131644316b50_verboseLabel_de" xlink:label="lab_ifrs-full_EquityAttributableToOwnersOfParentMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Eigenanteil</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAttributableToOwnersOfParentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_EquityAttributableToOwnersOfParentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityAttributableToOwnersOfParentMember" xlink:to="lab_ifrs-full_EquityAttributableToOwnersOfParentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RetainedEarningsMember_019d1a62-6417-71fb-994c-9a085d5a7c45_verboseLabel_de" xlink:label="lab_ifrs-full_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Gewinnrücklagen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RetainedEarningsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_RetainedEarningsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RetainedEarningsMember" xlink:to="lab_ifrs-full_RetainedEarningsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod_019d1a62-6375-750a-895f-073d2912bc49_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Zinserträge nach der Effektivzinsmethode</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod_label_de" xlink:label="lab_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in interest income pursuant to effective interest rate method</link:label>
    <link:label id="lab_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod_documentation_de" xlink:label="lab_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in interest income pursuant to effective interest rate method</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod" xlink:to="lab_oberbankag_ChangeInInterestIncomePursuantToEffectiveInterestRateMethod" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInNonControllingInterests_019d1a62-6375-741f-b5b4-243a58b2182a_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInNonControllingInterests" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Anteile nicht beherrschender Gesellschafter</link:label>
    <link:label id="lab_oberbankag_ChangeInNonControllingInterests_label_de" xlink:label="lab_oberbankag_ChangeInNonControllingInterests" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in non-controlling interests</link:label>
    <link:label id="lab_oberbankag_ChangeInNonControllingInterests_documentation_de" xlink:label="lab_oberbankag_ChangeInNonControllingInterests" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in non-controlling interests</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInNonControllingInterests" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInNonControllingInterests"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInNonControllingInterests" xlink:to="lab_oberbankag_ChangeInNonControllingInterests" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod_019d1a62-6417-7722-a4e8-d002bafb247d_verboseLabel_de" xlink:label="lab_ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Ergebnis aus at Equity bewerteten Unternehmen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:to="lab_ifrs-full_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestPaidClassifiedAsOperatingActivities_019d1a62-6375-7915-926e-7a98765216f7_verboseLabel_de" xlink:label="lab_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Gezahlte Zinsen aus operativer Geschäftstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestPaidClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:to="lab_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IssueOfEquity_019d1fb7-da15-7b06-bf70-a6e238051ccb_negatedLabel_de" xlink:label="lab_ifrs-full_IssueOfEquity" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="de">Ausgabe von Eigenkapitalinstrumenten</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssueOfEquity" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_IssueOfEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IssueOfEquity" xlink:to="lab_ifrs-full_IssueOfEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInSubordinatedLiabilities_019d1a62-6417-722a-af0c-ee4e6d187b77_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInSubordinatedLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Nachrangkapital</link:label>
    <link:label id="lab_oberbankag_ChangeInSubordinatedLiabilities_label_de" xlink:label="lab_oberbankag_ChangeInSubordinatedLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in subordinated liabilities</link:label>
    <link:label id="lab_oberbankag_ChangeInSubordinatedLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInSubordinatedLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in subordinated liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInSubordinatedLiabilities" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInSubordinatedLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInSubordinatedLiabilities" xlink:to="lab_oberbankag_ChangeInSubordinatedLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInEquity_019d1a62-6417-77d2-99b9-8a4355825f5a_totalLabel_de" xlink:label="lab_oberbankag_ChangeInEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Eigenkapital</link:label>
    <link:label id="lab_oberbankag_ChangeInEquity_label_de" xlink:label="lab_oberbankag_ChangeInEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in equity</link:label>
    <link:label id="lab_oberbankag_ChangeInEquity_documentation_de" xlink:label="lab_oberbankag_ChangeInEquity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInEquity" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInEquity" xlink:to="lab_oberbankag_ChangeInEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInTradingAssets_019d1a62-6417-7710-acc0-4e86b1ac017b_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInTradingAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Handelsaktiva</link:label>
    <link:label id="lab_oberbankag_ChangeInTradingAssets_label_de" xlink:label="lab_oberbankag_ChangeInTradingAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in trading assets</link:label>
    <link:label id="lab_oberbankag_ChangeInTradingAssets_documentation_de" xlink:label="lab_oberbankag_ChangeInTradingAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in trading assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInTradingAssets" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInTradingAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInTradingAssets" xlink:to="lab_oberbankag_ChangeInTradingAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInFeeAndCommissionIncome_019d1a62-6375-765b-8ff1-f42cdf43d091_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInFeeAndCommissionIncome" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Provisionserträge</link:label>
    <link:label id="lab_oberbankag_ChangeInFeeAndCommissionIncome_label_de" xlink:label="lab_oberbankag_ChangeInFeeAndCommissionIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in fee and commission income</link:label>
    <link:label id="lab_oberbankag_ChangeInFeeAndCommissionIncome_documentation_de" xlink:label="lab_oberbankag_ChangeInFeeAndCommissionIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in fee and commission income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInFeeAndCommissionIncome" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInFeeAndCommissionIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInFeeAndCommissionIncome" xlink:to="lab_oberbankag_ChangeInFeeAndCommissionIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember_019d1a62-6375-7caa-b276-beb9e99b02c0_verboseLabel_de" xlink:label="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Währungsausgleichsposten</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember" xlink:to="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslationMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInDerivativeFinancialAssets_019d1a62-6375-7b2d-8cea-59453594c5b1_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInDerivativeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Handelsaktiva</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInDerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInDerivativeFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInDerivativeFinancialAssets" xlink:to="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInDerivativeFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxAssets_019d1a62-6375-7f68-8d00-69888d6404b6_verboseLabel_de" xlink:label="lab_ifrs-full_DeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Latente Steueransprüche</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_DeferredTaxAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxAssets" xlink:to="lab_ifrs-full_DeferredTaxAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets_019d1a62-6375-78c9-b23d-0581c721cf05_verboseLabel_de" xlink:label="lab_ifrs-full_ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Sachanlagen und immateriellen Vermögensgegenständen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:to="lab_ifrs-full_ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities_019d1a62-6375-7070-a77b-de227ce65781_verboseLabel_de" xlink:label="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Gezahlte Zinsen aus Finanzierungstätigkeit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestPaidClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossAttributableToNoncontrollingInterests_019d1a62-6375-720a-89f7-d34c498cf739_verboseLabel_de" xlink:label="lab_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Davon den nicht beherrschenden Anteilen zuzurechnen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProfitLossAttributableToNoncontrollingInterests"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" xlink:to="lab_ifrs-full_ProfitLossAttributableToNoncontrollingInterests" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt_019d1a62-6375-70e3-9c5b-0fd839406721_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstige Sachanlagen</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt_label_de" xlink:label="lab_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in other property plant and equipemnt</link:label>
    <link:label id="lab_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other property plant and equipemnt</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInOtherPropertyPlantAndEquipemnt"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt" xlink:to="lab_oberbankag_ChangeInOtherPropertyPlantAndEquipemnt" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherEquityInterest_019d1a62-6417-78ca-95c1-5ecaffe77a73_verboseLabel_de" xlink:label="lab_ifrs-full_OtherEquityInterest" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Zusätzliche Eigenkapitalbestandteile</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherEquityInterest" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherEquityInterest"/>
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    <link:label id="lab_ifrs-full_ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities_019d1a62-6375-7461-a131-2de58daf82f6_verboseLabel_de" xlink:label="lab_ifrs-full_ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Finanzanlagen, die der Investitionstätigkeit dienen</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities"/>
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    <link:label id="lab_oberbankag_ChangeInOtherLiabilities_019d1a62-6417-7e2e-92cb-ed1a9d336daa_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInOtherLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Sonstige</link:label>
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    <link:label id="lab_oberbankag_ChangeInOtherLiabilities_documentation_de" xlink:label="lab_oberbankag_ChangeInOtherLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in other liabilities</link:label>
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    <link:label id="lab_ifrs-full_InterestRevenueCalculatedUsingEffectiveInterestMethod_019d1a62-6375-7a6d-b859-165080684a8e_verboseLabel_de" xlink:label="lab_ifrs-full_InterestRevenueCalculatedUsingEffectiveInterestMethod" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Zinserträge nach der Effektivzinsmethode</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestRevenueCalculatedUsingEffectiveInterestMethod" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_InterestRevenueCalculatedUsingEffectiveInterestMethod"/>
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    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks_019d1a62-6417-74a4-8979-ac177b4a8a2e_verboseLabel_de" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Forderungen an Kreditinstitute</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks"/>
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    <link:label id="lab_ifrs-full_ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember_019d1a62-6375-7e28-be3b-d54ce4ac305a_verboseLabel_de" xlink:label="lab_ifrs-full_ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränd. eig. Kreditrisiko IFRS 9 ohne Reklassifizierung</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember"/>
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    <link:label id="lab_oberbankag_ChangeInFinancialInvestments_019d1a62-6375-763a-9a4e-d577cc82146a_totalLabel_de" xlink:label="lab_oberbankag_ChangeInFinancialInvestments" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="de">Veränderung Finananlagen</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialInvestments_label_de" xlink:label="lab_oberbankag_ChangeInFinancialInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in financial investments</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialInvestments_documentation_de" xlink:label="lab_oberbankag_ChangeInFinancialInvestments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in financial investments</link:label>
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    <link:label id="lab_ifrs-full_OtherAdjustmentsForNoncashItems_019d1a62-6417-7946-8378-6e46423b1ed4_verboseLabel_de" xlink:label="lab_ifrs-full_OtherAdjustmentsForNoncashItems" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung anderer zahlungsunwirksamer Posten</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherAdjustmentsForNoncashItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2024-03-27/full_ifrs/full_ifrs-cor_2024-03-27.xsd#ifrs-full_OtherAdjustmentsForNoncashItems"/>
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    <link:label id="lab_oberbankag_ChangeInLoansAndAdvancesToCustomers_019d1a62-6417-7101-a4d3-6bd909663ab7_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInLoansAndAdvancesToCustomers" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Forderungen an Kunden</link:label>
    <link:label id="lab_oberbankag_ChangeInLoansAndAdvancesToCustomers_label_de" xlink:label="lab_oberbankag_ChangeInLoansAndAdvancesToCustomers" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in loans and advances to customers</link:label>
    <link:label id="lab_oberbankag_ChangeInLoansAndAdvancesToCustomers_documentation_de" xlink:label="lab_oberbankag_ChangeInLoansAndAdvancesToCustomers" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in loans and advances to customers</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInLoansAndAdvancesToCustomers" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInLoansAndAdvancesToCustomers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_oberbankag_ChangeInLoansAndAdvancesToCustomers" xlink:to="lab_oberbankag_ChangeInLoansAndAdvancesToCustomers" xlink:type="arc" order="1"/>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsAc_019d1a62-6375-7a46-a878-ed65dd62d2c7_verboseLabel_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsAc" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="de">Veränderung Finanzielle Vermögenswerte AC</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsAc_label_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsAc" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="de">Change in financial assets ac</link:label>
    <link:label id="lab_oberbankag_ChangeInFinancialAssetsAc_documentation_de" xlink:label="lab_oberbankag_ChangeInFinancialAssetsAc" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="de">Change in financial assets ac</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_oberbankag_ChangeInFinancialAssetsAc" xlink:href="oberbankag-2025-12-31.xsd#oberbankag_ChangeInFinancialAssetsAc"/>
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