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  <xs:element id="mt_FinocasNVBelgiumMember" abstract="true" name="FinocasNVBelgiumMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArceoMember" abstract="true" name="ArceoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalTailoredBlanksAmericasAMTBAMember" abstract="true" name="ArcelorMittalTailoredBlanksAmericasAMTBAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_IssueOfConvertibleInstrumentsShares" abstract="false" name="IssueOfConvertibleInstrumentsShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="mt_IncreaseDecreaseThroughSharebasedPaymentTransactionsEquityNumberOfShares" abstract="false" name="IncreaseDecreaseThroughSharebasedPaymentTransactionsEquityNumberOfShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="mt_StockRepurchasedDuringPeriodShares1" abstract="false" name="StockRepurchasedDuringPeriodShares1" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="mt_IncreaseDecreaseThroughTransferBetweenFairValueReserveAndRetainedEarningsEquity" abstract="false" name="IncreaseDecreaseThroughTransferBetweenFairValueReserveAndRetainedEarningsEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_IncreaseDecreaseThroughExtensionOfConvertibleInstrumentsEquity" abstract="false" name="IncreaseDecreaseThroughExtensionOfConvertibleInstrumentsEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_CapitalIncreaseInAMLiberiaOnBehalfOfTheGovernmentOfLiberia" abstract="false" name="CapitalIncreaseInAMLiberiaOnBehalfOfTheGovernmentOfLiberia" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_AdjustmentForImpairmentOnInvestmentsInAssociatesJointVenturesAndOtherInvestments" abstract="false" name="AdjustmentForImpairmentOnInvestmentsInAssociatesJointVenturesAndOtherInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_AdjustmentsForSettlementOfLegalDispute" abstract="false" name="AdjustmentsForSettlementOfLegalDispute" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_AdjustmentForWriteDownsReversalOfInventoriesToNetRealizableValueProvisionsAndNonCashItems" abstract="false" name="AdjustmentForWriteDownsReversalOfInventoriesToNetRealizableValueProvisionsAndNonCashItems" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="mt_AdjustmentsForValueAddedTaxAndOtherAmountsReceivedFromPaidToPublicAuthorities" abstract="false" name="AdjustmentsForValueAddedTaxAndOtherAmountsReceivedFromPaidToPublicAuthorities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="mt_PaymentsOfLeaseLiabilitiesAndOtherClassifiedAsFinancingActivities" abstract="false" name="PaymentsOfLeaseLiabilitiesAndOtherClassifiedAsFinancingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="mt_ArcelorMittalDofascoG.P.Member" abstract="true" name="ArcelorMittalDofascoG.P.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalMexicoS.A.deC.V.Member" abstract="true" name="ArcelorMittalMexicoS.A.deC.V.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalLongProductsCanadaG.P.Member" abstract="true" name="ArcelorMittalLongProductsCanadaG.P.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalCalvertLLCMember" abstract="true" name="ArcelorMittalCalvertLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalTexasHBILLCMember" abstract="true" name="ArcelorMittalTexasHBILLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalBrasilS.A.Member" abstract="true" name="ArcelorMittalBrasilS.A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_AcindarIndustriaArgentinadeAcerosS.A.Member" abstract="true" name="AcindarIndustriaArgentinadeAcerosS.A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalPecemFormerlyCompanhiaSiderurgicaDoPecemMember" abstract="true" name="ArcelorMittalPecemFormerlyCompanhiaSiderurgicaDoPecemMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalFranceS.A.S.Member" abstract="true" name="ArcelorMittalFranceS.A.S.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalBelgiumN.V.Member" abstract="true" name="ArcelorMittalBelgiumN.V.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalEspaaS.A.Member" abstract="true" name="ArcelorMittalEspaaS.A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalFlatCarbonEuropeS.A.Member" abstract="true" name="ArcelorMittalFlatCarbonEuropeS.A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalPolandS.A.Member" abstract="true" name="ArcelorMittalPolandS.A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalEisenhttenstadtGmbHMember" abstract="true" name="ArcelorMittalEisenhttenstadtGmbHMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalBremenGmbHMember" abstract="true" name="ArcelorMittalBremenGmbHMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalMediterraneS.A.S.Member" abstract="true" name="ArcelorMittalMediterraneS.A.S.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalBelvalDifferdangeS.A.Member" abstract="true" name="ArcelorMittalBelvalDifferdangeS.A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalHamburgGmbHMember" abstract="true" name="ArcelorMittalHamburgGmbHMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalDuisburgGmbHMember" abstract="true" name="ArcelorMittalDuisburgGmbHMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalInternationalLuxembourgS.A.Member" abstract="true" name="ArcelorMittalInternationalLuxembourgS.A.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalAMGreenEnergyIndiaPrivateLimitedMember" abstract="true" name="ArcelorMittalAMGreenEnergyIndiaPrivateLimitedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalMiningCanadaGPAndArcelorMittalInfrastructureCanadaGPAMMCMember" abstract="true" name="ArcelorMittalMiningCanadaGPAndArcelorMittalInfrastructureCanadaGPAMMCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalLiberiaHoldingsLtdMember" abstract="true" name="ArcelorMittalLiberiaHoldingsLtdMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalSouthAfricaLtd.AMSAMember" abstract="true" name="ArcelorMittalSouthAfricaLtd.AMSAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_PJSCArcelorMittalKryvyiRihMember" abstract="true" name="PJSCArcelorMittalKryvyiRihMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_NAFTAMember" abstract="true" name="NAFTAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_BrazilSegmentMember" abstract="true" name="BrazilSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_EuropeSegmentMember" abstract="true" name="EuropeSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_SustainableSolutionsSegmentMember" abstract="true" name="SustainableSolutionsSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_MiningMember" abstract="true" name="MiningMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ACISMember" abstract="true" name="ACISMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_VotorantimS.AMember" abstract="true" name="VotorantimS.AMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_RightToVariableReturns" abstract="false" name="RightToVariableReturns" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="mt_AtlasRenewableEnergyMember" abstract="true" name="AtlasRenewableEnergyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_TeknoS.A.IndustriaEComercioMember" abstract="true" name="TeknoS.A.IndustriaEComercioMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_PerfilorS.AConstrucoesIndustriaEComercioPerfilorMember" abstract="true" name="PerfilorS.AConstrucoesIndustriaEComercioPerfilorMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_TuperS.A.TuperMember" abstract="true" name="TuperS.A.TuperMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ItalpannelliSRLMember" abstract="true" name="ItalpannelliSRLMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_AMTBATeknoAtlasCalvertAndTuperMember" abstract="true" name="AMTBATeknoAtlasCalvertAndTuperMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_SustainableSolutionsAcquisitionsMember" abstract="true" name="SustainableSolutionsAcquisitionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_NipponSteelCorporationNSCMember" abstract="true" name="NipponSteelCorporationNSCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_RestrictedCashMember" abstract="true" name="RestrictedCashMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_EulerHermesReMember" abstract="true" name="EulerHermesReMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ConsiderationTransferredAxis" abstract="true" name="ConsiderationTransferredAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
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  <xs:element id="mt_CashRepaymentOfDebtMember" abstract="true" name="CashRepaymentOfDebtMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_PurchaseConsiderationMember" abstract="true" name="PurchaseConsiderationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_SettlementOfShareholderLoanMember" abstract="true" name="SettlementOfShareholderLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_SettlementOfTradePayablesMember" abstract="true" name="SettlementOfTradePayablesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_ConsiderationTransferredAcquisitionDateFairValueNetOfCashAcquired" abstract="false" name="ConsiderationTransferredAcquisitionDateFairValueNetOfCashAcquired" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="mt_CapacityOfFinishingFacility" abstract="false" name="CapacityOfFinishingFacility" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mt_PurchaseAgreementAmount" abstract="false" name="PurchaseAgreementAmount" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:massItemType"/>
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  <xs:element id="mt_SlabSupplyContractDurationPeriod" abstract="false" name="SlabSupplyContractDurationPeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="mt_ContractedAverageSlabSupplyPerYear" abstract="false" name="ContractedAverageSlabSupplyPerYear" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mt_ConsiderationPaidRelatedToPreExistingRelationships" abstract="false" name="ConsiderationPaidRelatedToPreExistingRelationships" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_GainLossOnSettlementOfPreExistingRelationships" abstract="false" name="GainLossOnSettlementOfPreExistingRelationships" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_ReceivablesRecognisedAsOfAcquisitionDate" abstract="false" name="ReceivablesRecognisedAsOfAcquisitionDate" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_SettlementOfOutstandingReceivableAsOfAcquisitionDate" abstract="false" name="SettlementOfOutstandingReceivableAsOfAcquisitionDate" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_NumberOfProductionPlantsInEurope" abstract="false" name="NumberOfProductionPlantsInEurope" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mt_CapacityOfBlastFurnace" abstract="false" name="CapacityOfBlastFurnace" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mt_ConsiderationTransferredNetofCashAcquiredExcludingConsiderationPayable" abstract="false" name="ConsiderationTransferredNetofCashAcquiredExcludingConsiderationPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_TradeReceivablesRecognisedAsOfAcquisitionDate" abstract="false" name="TradeReceivablesRecognisedAsOfAcquisitionDate" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_NumberOfAcquistions" abstract="false" name="NumberOfAcquistions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mt_OtherNoncurrentAssetsRecognisedAsOfAcquisitionDate" abstract="false" name="OtherNoncurrentAssetsRecognisedAsOfAcquisitionDate" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_IdentifiableAssetsRecognisedAsOfAcquisitionDate" abstract="false" name="IdentifiableAssetsRecognisedAsOfAcquisitionDate" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_OtherLiabilitiesRecognisedAsOfAcquisitionDate" abstract="false" name="OtherLiabilitiesRecognisedAsOfAcquisitionDate" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_IdentifiableLiabilitiesRecognisedAsOfAcquisitionDate" abstract="false" name="IdentifiableLiabilitiesRecognisedAsOfAcquisitionDate" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_DisposalGroupNameAxis" abstract="true" name="DisposalGroupNameAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="mt_DisposalGroupNameDomain" abstract="true" name="DisposalGroupNameDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalZenicaAndArcelorMittalPrijedorMember" abstract="true" name="ArcelorMittalZenicaAndArcelorMittalPrijedorMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalTemirtauMember" abstract="true" name="ArcelorMittalTemirtauMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ArcelorMittalTubularProductsAMTPMember" abstract="true" name="ArcelorMittalTubularProductsAMTPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_DisposalGroupClassification1Axis" abstract="true" name="DisposalGroupClassification1Axis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="mt_DisposalGroupClassification1Domain" abstract="true" name="DisposalGroupClassification1Domain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_DisposalGroupDisposedofbySaleNotDiscontinuedOperationsMember" abstract="true" name="DisposalGroupDisposedofbySaleNotDiscontinuedOperationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ImpairmentLossMember" abstract="true" name="ImpairmentLossMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_CurrentAssetsMember" abstract="true" name="CurrentAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ReclassificationOfForeignExchangeReserve" abstract="false" name="ReclassificationOfForeignExchangeReserve" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_NumberOfTubularProductsFacilitiesSold" abstract="false" name="NumberOfTubularProductsFacilitiesSold" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="mt_ConsiderationPaidReceivedNetOfCashDisposedOf" abstract="false" name="ConsiderationPaidReceivedNetOfCashDisposedOf" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_TransactionCosts" abstract="false" name="TransactionCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_ConsiderationReceivedThroughRepaymentOfIntraGroupDues" abstract="false" name="ConsiderationReceivedThroughRepaymentOfIntraGroupDues" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_SovereignFundGuaranteedPayment" abstract="false" name="SovereignFundGuaranteedPayment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_DisclosureOfNonCurrentAssetsHeldForSaleAndDiscontinuedOperationsTable" abstract="true" name="DisclosureOfNonCurrentAssetsHeldForSaleAndDiscontinuedOperationsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="mt_ArcellorMittalTubularProductsRomanAMTPRMember" abstract="true" name="ArcellorMittalTubularProductsRomanAMTPRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_DisclosureOfNonCurrentAssetsHeldForSaleAndDiscontinuedOperationsLineItems" abstract="true" name="DisclosureOfNonCurrentAssetsHeldForSaleAndDiscontinuedOperationsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="mt_TradeAccountsReceivablePrepaidExpensesAndOtherCurrentAssets" abstract="false" name="TradeAccountsReceivablePrepaidExpensesAndOtherCurrentAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_TradeAccountsPayablesAccruedExpensesAndOtherLiabilities" abstract="false" name="TradeAccountsPayablesAccruedExpensesAndOtherLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_ArcelorMittalTubularProductsLasiAMTPIMember" abstract="true" name="ArcelorMittalTubularProductsLasiAMTPIMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_AssetsLiabilitiesDisposed" abstract="false" name="AssetsLiabilitiesDisposed" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalentsNetOfEscrowDepositAndCashDisposed" abstract="false" name="PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalentsNetOfEscrowDepositAndCashDisposed" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_InvestmentsAccountedForUsingEquityMethodIndividuallyImmaterialJointVenturesAndAssociates" abstract="false" name="InvestmentsAccountedForUsingEquityMethodIndividuallyImmaterialJointVenturesAndAssociates" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_ThresholdAggregateOfIndividuallyImmaterialJointVenturesAndAssociates" abstract="false" name="ThresholdAggregateOfIndividuallyImmaterialJointVenturesAndAssociates" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="mt_ThresholdCarryingAmountOfIndividuallyImmaterialJointVenturesAndAssociates" abstract="false" name="ThresholdCarryingAmountOfIndividuallyImmaterialJointVenturesAndAssociates" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="mt_ArcelorMittalNipponSteelIndiaLimitedMember" abstract="true" name="ArcelorMittalNipponSteelIndiaLimitedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_CalvertMember" abstract="true" name="CalvertMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_ValinArcelorMittalAutomotiveSteelMember" abstract="true" name="ValinArcelorMittalAutomotiveSteelMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_ExecutiveOfficeAndCFOPlanMember" abstract="true" name="ExecutiveOfficeAndCFOPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_RestrictedShareUnitsRSUMember" abstract="true" name="RestrictedShareUnitsRSUMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_RestrictedShareUnitsRSUAndPerformanceShareUnitsPSUMember" abstract="true" name="RestrictedShareUnitsRSUAndPerformanceShareUnitsPSUMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_CategoryOfPSUDomain" abstract="true" name="CategoryOfPSUDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_EnvironmentalSocialAndGovernanceESGMember" abstract="true" name="EnvironmentalSocialAndGovernanceESGMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_HealthAndSafetyHSMember" abstract="true" name="HealthAndSafetyHSMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_DiversityAndInclusionDIOldMember" abstract="true" name="DiversityAndInclusionDIOldMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="mt_ClimateActionMember" abstract="true" name="ClimateActionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_TargetPercentageOfWomanInManagement" abstract="false" name="TargetPercentageOfWomanInManagement" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="mt_SharebasedCompensationArrangementbySharebasedPaymentAwardAwardVestingPeriod" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardAwardVestingPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="mt_SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofSharesAuthorized" abstract="false" name="SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofSharesAuthorized" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
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  <xs:element id="mt_VestingBasedonEPSComparedToPeerGroupThresholdLevelMember" abstract="true" name="VestingBasedonEPSComparedToPeerGroupThresholdLevelMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_VestingBasedonEPSComparedToPeerGroupTargetLevelMember" abstract="true" name="VestingBasedonEPSComparedToPeerGroupTargetLevelMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_OtherLegalClaimsMember" abstract="true" name="OtherLegalClaimsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_NewcastleWorksSiteMember" abstract="true" name="NewcastleWorksSiteMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="mt_OtherNonCurrentLiabilitiesOther" abstract="false" name="OtherNonCurrentLiabilitiesOther" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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</xs:schema>
