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  <link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <link:label id="lab_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates_4c717d10-1535-4dd3-b21f-43f879fc4632_negatedLabel_it" xlink:label="lab_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="it">Rettifiche per altri ricavi (costi) da società controllate, entità a controllo congiunto e società collegate</link:label>
    <link:label id="lab_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates_label_it" xlink:label="lab_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Rettifiche per altri ricavi (costi) da società controllate, entità a controllo congiunto e società collegate</link:label>
    <link:label id="lab_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates_documentation_it" xlink:label="lab_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Rettifiche per altri ricavi (costi) da società controllate, entità a controllo congiunto e società collegate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:href="snam-2024-12-31.xsd#snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:to="lab_snam_AdjustmentsForOtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OutflowsOfCashFromInvestingActivities_d895924c-9786-4feb-a186-a3e567d99efb_totalLabel_it" xlink:label="lab_ifrs-full_OutflowsOfCashFromInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Flussi finanziari in uscita da attività di investimento</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OutflowsOfCashFromInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OutflowsOfCashFromInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OutflowsOfCashFromInvestingActivities" xlink:to="lab_ifrs-full_OutflowsOfCashFromInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinanceIncomeCost_e06801e5-5a3a-4112-ab3f-46ce800f270d_totalLabel_it" xlink:label="lab_ifrs-full_FinanceIncomeCost" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Proventi (oneri) finanziari</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceIncomeCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_FinanceIncomeCost"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinanceIncomeCost" xlink:to="lab_ifrs-full_FinanceIncomeCost" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InvestmentIncome_6d5971ff-dded-4c74-9def-a286ef4960c6_totalLabel_it" xlink:label="lab_ifrs-full_InvestmentIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Proventi degli investimenti</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InvestmentIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_InvestmentIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InvestmentIncome" xlink:to="lab_ifrs-full_InvestmentIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_InterimDividendMember_label_it" xlink:label="lab_snam_InterimDividendMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Acconto sul dividendo [member]</link:label>
    <link:label id="lab_snam_InterimDividendMember_documentation_it" xlink:label="lab_snam_InterimDividendMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Acconto sul dividendo [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_InterimDividendMember" xlink:href="snam-2024-12-31.xsd#snam_InterimDividendMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_InterimDividendMember" xlink:to="lab_snam_InterimDividendMember" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_AdjustmentsForOtherProvisions_label_it" xlink:label="lab_snam_AdjustmentsForOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Rettifiche per altre accantonamenti</link:label>
    <link:label id="lab_snam_AdjustmentsForOtherProvisions_documentation_it" xlink:label="lab_snam_AdjustmentsForOtherProvisions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Rettifiche per altre accantonamenti</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_AdjustmentsForOtherProvisions" xlink:href="snam-2024-12-31.xsd#snam_AdjustmentsForOtherProvisions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_AdjustmentsForOtherProvisions" xlink:to="lab_snam_AdjustmentsForOtherProvisions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OperatingExpense_d7602e04-8fbd-45a0-bd61-ed65f6e7848b_totalLabel_it" xlink:label="lab_ifrs-full_OperatingExpense" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Costi operativi</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OperatingExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_OperatingExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OperatingExpense" xlink:to="lab_ifrs-full_OperatingExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInWorkingCapital_f8bf1443-6a64-47d3-b925-d42f26c7a7ea_negatedTotalLabel_it" xlink:label="lab_ifrs-full_IncreaseDecreaseInWorkingCapital" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="it">Aumento (diminuzione) del capitale circolante</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseInWorkingCapital"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInWorkingCapital" xlink:to="lab_ifrs-full_IncreaseDecreaseInWorkingCapital" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve_label_it" xlink:label="lab_snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Reclassification Of Minority Investments Accounted for At FVTOCI Reserve</link:label>
    <link:label id="lab_snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve_documentation_it" xlink:label="lab_snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Riclassifica riserva da valutazione partecipazioni FVTOCI.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve" xlink:href="snam-2024-12-31.xsd#snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve" xlink:to="lab_snam_ReclassificationOfMinorityInvestmentsAccountedForAtFVTOCIReserve" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PurchaseOfTreasuryShares_df7dc8b3-d650-4cb0-8820-66073e9f7352_negatedLabel_it" xlink:label="lab_ifrs-full_PurchaseOfTreasuryShares" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="it">Acquisto di azioni proprie</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfTreasuryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_PurchaseOfTreasuryShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PurchaseOfTreasuryShares" xlink:to="lab_ifrs-full_PurchaseOfTreasuryShares" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds_label_it" xlink:label="lab_snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Coupons Paid To Holders Of Perpetual Subordinated Bonds</link:label>
    <link:label id="lab_snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds_documentation_it" xlink:label="lab_snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">L’ammontare delle cedole obbligazione subordinata perpetua</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds" xlink:href="snam-2024-12-31.xsd#snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds" xlink:to="lab_snam_CouponsPaidToHoldersOfPerpetualSubordinatedBonds" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities_134fe10d-dbd9-4d99-a196-bb3f22649101_totalLabel_it" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Flussi finanziari derivanti da (usati in) attività operative</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.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_snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity_label_it" xlink:label="lab_snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Increase Decrease Through Net Issue Reimbursement Of Perpetual Subordinated Bonds Equity</link:label>
    <link:label id="lab_snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity_documentation_it" xlink:label="lab_snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Diminuzione (aumento) del patrimonio netto risultante dalle emissioni (rimborsi) nette di obbligazioni subordinate perpetue.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity" xlink:href="snam-2024-12-31.xsd#snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity" xlink:to="lab_snam_IncreaseDecreaseThroughNetIssueReimbursementOfPerpetualSubordinatedBondsEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_RiservaPerObbligazioniSubordinatePerpetueMember_label_it" xlink:label="lab_snam_RiservaPerObbligazioniSubordinatePerpetueMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Riserva per obbligazioni subordinate perpetue [Member]</link:label>
    <link:label id="lab_snam_RiservaPerObbligazioniSubordinatePerpetueMember_documentation_it" xlink:label="lab_snam_RiservaPerObbligazioniSubordinatePerpetueMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Riserva per obbligazioni subordinate perpetue</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_RiservaPerObbligazioniSubordinatePerpetueMember" xlink:href="snam-2024-12-31.xsd#snam_RiservaPerObbligazioniSubordinatePerpetueMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_RiservaPerObbligazioniSubordinatePerpetueMember" xlink:to="lab_snam_RiservaPerObbligazioniSubordinatePerpetueMember" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_CostsForIssueOfPerpetualSubordinatedBonds_label_it" xlink:label="lab_snam_CostsForIssueOfPerpetualSubordinatedBonds" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Costs For Issue Of Perpetual Subordinated Bonds</link:label>
    <link:label id="lab_snam_CostsForIssueOfPerpetualSubordinatedBonds_documentation_it" xlink:label="lab_snam_CostsForIssueOfPerpetualSubordinatedBonds" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">L’ammontare dei costi per emissione di obbligazioni subordinate perpetue.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_CostsForIssueOfPerpetualSubordinatedBonds" xlink:href="snam-2024-12-31.xsd#snam_CostsForIssueOfPerpetualSubordinatedBonds"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_CostsForIssueOfPerpetualSubordinatedBonds" xlink:to="lab_snam_CostsForIssueOfPerpetualSubordinatedBonds" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_a94627fb-0bd2-4b77-905f-fd853bc74907_totalLabel_it" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Flussi finanziari derivanti da (usati in) attività di finanziamento</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.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_snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_label_it" xlink:label="lab_snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Incassi da vendite di partecipazioni contabilizzate con il metodo del patrimonio netto e proventi dalla vendita di attività finanziarie al fair value con impatto sulla redditività complessiva</link:label>
    <link:label id="lab_snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_documentation_it" xlink:label="lab_snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Incassi da vendite di partecipazioni contabilizzate con il metodo del patrimonio netto e proventi dalla vendita di attività finanziarie al fair value con impatto sulla redditività complessiva</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:href="snam-2024-12-31.xsd#snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:to="lab_snam_ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethodAndProceedsFromSalesOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_ReserveOfBusinessCombinationsUnderCommonControlMember_label_it" xlink:label="lab_snam_ReserveOfBusinessCombinationsUnderCommonControlMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Riserva di aggregazioni aziendali sotto controllo comune [member]</link:label>
    <link:label id="lab_snam_ReserveOfBusinessCombinationsUnderCommonControlMember_documentation_it" xlink:label="lab_snam_ReserveOfBusinessCombinationsUnderCommonControlMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Riserva di aggregazioni aziendali sotto controllo comune [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_ReserveOfBusinessCombinationsUnderCommonControlMember" xlink:href="snam-2024-12-31.xsd#snam_ReserveOfBusinessCombinationsUnderCommonControlMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_ReserveOfBusinessCombinationsUnderCommonControlMember" xlink:to="lab_snam_ReserveOfBusinessCombinationsUnderCommonControlMember" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_AdjustmentsForDecreaseIncreaseInOtherAssetsAndAdjustmentsForIncreaseDecreaseInOtherLiabilities_label_it" xlink:label="lab_snam_AdjustmentsForDecreaseIncreaseInOtherAssetsAndAdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Rettifiche per la diminuzione (aumento) delle altre attività e rettifiche per l'aumento (diminuzione) di altre passività</link:label>
    <link:label id="lab_snam_AdjustmentsForDecreaseIncreaseInOtherAssetsAndAdjustmentsForIncreaseDecreaseInOtherLiabilities_documentation_it" xlink:label="lab_snam_AdjustmentsForDecreaseIncreaseInOtherAssetsAndAdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Rettifiche per la diminuzione (aumento) delle altre attività e rettifiche per l'aumento (diminuzione) di altre passività</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_AdjustmentsForDecreaseIncreaseInOtherAssetsAndAdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:href="snam-2024-12-31.xsd#snam_AdjustmentsForDecreaseIncreaseInOtherAssetsAndAdjustmentsForIncreaseDecreaseInOtherLiabilities"/>
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    <link:label id="lab_snam_PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethodAndPurchaseOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_label_it" xlink:label="lab_snam_PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethodAndPurchaseOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Acquisto di partecipazioni contabilizzate con il metodo del patrimonio netto e acquisto di attività finanziarie al fair value con impatto sulla redditività complessiva</link:label>
    <link:label id="lab_snam_PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethodAndPurchaseOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_documentation_it" xlink:label="lab_snam_PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethodAndPurchaseOfFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Acquisto di partecipazioni contabilizzate con il metodo del patrimonio netto e acquisto di attività finanziarie al fair value con impatto sulla redditività complessiva</link:label>
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    <link:label id="lab_snam_AdjustmentsForProvisionsForEmployeeBenefits_label_it" xlink:label="lab_snam_AdjustmentsForProvisionsForEmployeeBenefits" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Rettifiche fondi per benefici ai dipendenti</link:label>
    <link:label id="lab_snam_AdjustmentsForProvisionsForEmployeeBenefits_documentation_it" xlink:label="lab_snam_AdjustmentsForProvisionsForEmployeeBenefits" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Rettifiche fondi per benefici ai dipendenti</link:label>
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    <link:label id="lab_snam_AltreVariazioniPatrimonioNetto_label_it" xlink:label="lab_snam_AltreVariazioniPatrimonioNetto" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Altre variazioni, patrimonio netto</link:label>
    <link:label id="lab_snam_AltreVariazioniPatrimonioNetto_documentation_it" xlink:label="lab_snam_AltreVariazioniPatrimonioNetto" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">L'aumento (la diminuzione) del patrimonio netto dovuto(a) a variazioni che l'entità non presenta separatamente nello stesso prospetto o nota. [Rif: Patrimonio netto]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_AltreVariazioniPatrimonioNetto" xlink:href="snam-2024-12-31.xsd#snam_AltreVariazioniPatrimonioNetto"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_AltreVariazioniPatrimonioNetto" xlink:to="lab_snam_AltreVariazioniPatrimonioNetto" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents_dfe58f86-f094-4083-ade2-9fed7ea11be2_totalLabel_it" xlink:label="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Aumento (diminuzione) di disponibilità liquide e mezzi equivalenti al netto dell'effetto delle variazioni del tasso di cambio</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:to="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_c928ce41-92c9-4b37-93e9-c3cf11269a95_totalLabel_it" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Aumento (diminuzione) a seguito di operazioni con i soci, patrimonio netto</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners"/>
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    <link:label id="lab_ifrs-full_RevenueAndOperatingIncome_3b375ed6-f61d-4f6d-a58f-4a151e5e7dc0_totalLabel_it" xlink:label="lab_ifrs-full_RevenueAndOperatingIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="it">Ricavi e altri ricavi operativi</link:label>
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    <link:label id="lab_ifrs-full_InterestPaidClassifiedAsOperatingActivities_ed6bf989-fef7-49da-80cf-fcd768068189_negatedLabel_it" xlink:label="lab_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="it">Interessi pagati, classificati come attività operativa</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_InterestPaidClassifiedAsOperatingActivities"/>
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    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss_2f1a38fa-b41d-479a-985a-22b4f65dc197_negatedLabel_it" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="it">Imposte sul reddito relative alle altre componenti di conto economico complessivo che saranno riclassificate nell'utile (perdita) d'esercizio</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2022-03-24/full_ifrs/full_ifrs-cor_2022-03-24.xsd#ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss"/>
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    <link:label id="lab_snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities_label_it" xlink:label="lab_snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Incremento (diminuzione) delle disponibilità liquide e mezzi equivalenti relativi ad attività destinate alla vendita e direttamente associabili a passività, classificate come attività di finanziamento</link:label>
    <link:label id="lab_snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities_documentation_it" xlink:label="lab_snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Incremento (diminuzione) delle disponibilità liquide e mezzi equivalenti relativi ad attività destinate alla vendita e direttamente associabili a passività, classificate come attività di finanziamento</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities" xlink:href="snam-2024-12-31.xsd#snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities" xlink:to="lab_snam_IncreaseDecreaseInCashAndCashEquivalentsRelatingToAssetsHeldForSaleAndDirectlyAssociatedLiabilitiesClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_snam_CashFlowsFromUsedInDecreaseIncreaseInPayablesAndReceivablesRelatingToInvestmentsClassifiedAsInvestingActivities_label_it" xlink:label="lab_snam_CashFlowsFromUsedInDecreaseIncreaseInPayablesAndReceivablesRelatingToInvestmentsClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="it">Flusso di cassa da (assorbito) decremento (aumento) di debiti e crediti relativi ad investimenti, classificati come attività di investimento</link:label>
    <link:label id="lab_snam_CashFlowsFromUsedInDecreaseIncreaseInPayablesAndReceivablesRelatingToInvestmentsClassifiedAsInvestingActivities_documentation_it" xlink:label="lab_snam_CashFlowsFromUsedInDecreaseIncreaseInPayablesAndReceivablesRelatingToInvestmentsClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="it">Flusso di cassa da (assorbito) decremento (aumento) di debiti e crediti relativi ad investimenti, classificati come attività di investimento</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_snam_CashFlowsFromUsedInDecreaseIncreaseInPayablesAndReceivablesRelatingToInvestmentsClassifiedAsInvestingActivities" xlink:href="snam-2024-12-31.xsd#snam_CashFlowsFromUsedInDecreaseIncreaseInPayablesAndReceivablesRelatingToInvestmentsClassifiedAsInvestingActivities"/>
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