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  <xsd:element name="ReportingSegmentsMember" id="iep_ReportingSegmentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LimitedLiabilityCompanyLlcOrLimitedPartnershipLpManagingMemberOrGeneralPartnerAggregateOwnershipInterestOfParentAndHoldingCompanySubsidiaries" id="iep_LimitedLiabilityCompanyLlcOrLimitedPartnershipLpManagingMemberOrGeneralPartnerAggregateOwnershipInterestOfParentAndHoldingCompanySubsidiaries" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NotionalExposureOfDerivativesShortPosition" id="iep_NotionalExposureOfDerivativesShortPosition" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DividendexpenseMember" id="iep_DividendexpenseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Otheroperatingrevenue" id="iep_Otheroperatingrevenue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsBySegmentTable" id="iep_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsBySegmentTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxAssetsLeaseArrangements" id="iep_DeferredTaxAssetsLeaseArrangements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="Fairvaluemeasurementwithunobservableinputsreconciliationrecurringbasisassetsother" id="iep_Fairvaluemeasurementwithunobservableinputsreconciliationrecurringbasisassetsother" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherIncomeLossNotSpecifiedMember" id="iep_OtherIncomeLossNotSpecifiedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AffiliateOwnershipInParentCompanyGeneralPartner" id="iep_AffiliateOwnershipInParentCompanyGeneralPartner" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GoodwillAndIntangibleAssetsTable" id="iep_GoodwillAndIntangibleAssetsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AmericanEntertainmentPropertiesCorpMember" id="iep_AmericanEntertainmentPropertiesCorpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CVRRefiningCreditFacilityMember" id="iep_CVRRefiningCreditFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RealEstateSegmentMember" id="iep_RealEstateSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ViskaseMember" id="iep_ViskaseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherAssetsAndDueFromCorrespondentBrokers" id="iep_OtherAssetsAndDueFromCorrespondentBrokers" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="EnergySectorMember" id="iep_EnergySectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentagefairvalueofinvestmentsinFundsthatisattributabletoMr.Icahn" id="iep_PercentagefairvalueofinvestmentsinFundsthatisattributabletoMr.Icahn" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="New2022NotesMember" id="iep_New2022NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IEPAutoCreditFacilityMember" id="iep_IEPAutoCreditFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CVR2025NotesMember" id="iep_CVR2025NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OthercomprehensiveincomegainlossreclassificationadjustmentfromAOCIaftertax" id="iep_OthercomprehensiveincomegainlossreclassificationadjustmentfromAOCIaftertax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="InvestmentinfundsMember" id="iep_InvestmentinfundsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MembersOrPartnersAxis" id="iep_MembersOrPartnersAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncomeTaxDisclosureDifferentBetweenBookBasisAndTaxBasisOfNetAssets" id="iep_IncomeTaxDisclosureDifferentBetweenBookBasisAndTaxBasisOfNetAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DifferenceInBookBasisAndTaxBasisOfNetAssetsNotSubjectToIncomeTaxesTableTextBlock" id="iep_DifferenceInBookBasisAndTaxBasisOfNetAssetsNotSubjectToIncomeTaxesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonservicepensionandotherpostretirementbenefitsexpenseMember" id="iep_NonservicepensionandotherpostretirementbenefitsexpenseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PrincipalOwnersAndAffiliatesMember" id="iep_PrincipalOwnersAndAffiliatesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancialStatementScheduleParentCompanyBalanceSheetTableTextBlock" id="iep_FinancialStatementScheduleParentCompanyBalanceSheetTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NetincomelossattributabletoIcahnEnterprisesfromdiscontinuedoperationsallocabletolimitedpartners" id="iep_NetincomelossattributabletoIcahnEnterprisesfromdiscontinuedoperationsallocabletolimitedpartners" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ConsolidatedVIEMember" id="iep_ConsolidatedVIEMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfEarningsPerLpUnitTable" id="iep_ScheduleOfEarningsPerLpUnitTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IndustrialMember" id="iep_IndustrialMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DefinedBenefitPlanPlanassetsmeasuredatfairvalue" id="iep_DefinedBenefitPlanPlanassetsmeasuredatfairvalue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ConsumerCyclicalMember" id="iep_ConsumerCyclicalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Investmentsegmentcontributions" id="iep_Investmentsegmentcontributions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NetChangeInCashOfAssetsHeldForSale" id="iep_NetChangeInCashOfAssetsHeldForSale" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ComponentOfOtherIncomeLossNetLineItems" id="iep_ComponentOfOtherIncomeLossNetLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentinnonconsolidatedVIE" id="iep_InvestmentinnonconsolidatedVIE" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxLiabilitiesInvestmentInSubsidiaries" id="iep_DeferredTaxLiabilitiesInvestmentInSubsidiaries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="FinancialStatementScheduleParentCompanyDebtNoteTableTextBlock" id="iep_FinancialStatementScheduleParentCompanyDebtNoteTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FoodPackagingSegmentMember" id="iep_FoodPackagingSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HertzMember" id="iep_HertzMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherFinancingLeasesMember" id="iep_OtherFinancingLeasesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HoldingCompanyMember" id="iep_HoldingCompanyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancialStatementScheduleParentCompanyStatementOfOperationsTableTextBlock" id="iep_FinancialStatementScheduleParentCompanyStatementOfOperationsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CvrEnergyIncMember" id="iep_CvrEnergyIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxLiabilityInvestmentInPartnerships" id="iep_DeferredTaxLiabilityInvestmentInPartnerships" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="CVRPartners2023NotesMember" id="iep_CVRPartners2023NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AutomotiveSegmentMember" id="iep_AutomotiveSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MiningsegmentMember" id="iep_MiningsegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SegmentgeographicOtherMember" id="iep_SegmentgeographicOtherMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PrimaryUnderlyingRiskAbstract" id="iep_PrimaryUnderlyingRiskAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PensionOtherPostRetirementBenefitsandEmployeeBenefitPlans.Abstract" id="iep_PensionOtherPostRetirementBenefitsandEmployeeBenefitPlans.Abstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GoodwillAndIntangibleAssetsLineItems" id="iep_GoodwillAndIntangibleAssetsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="A2020NotesMember" id="iep_A2020NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfFairValueOfDefinedBenefitPlanAssetTableTextBlock" id="iep_ScheduleOfFairValueOfDefinedBenefitPlanAssetTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TechnologyMember" id="iep_TechnologyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CostofRINs" id="iep_CostofRINs" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="HomeFashionSegmentMember" id="iep_HomeFashionSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DerivativesNotDesignatedAsHedgingInstrumentsFairValueLineItems" id="iep_DerivativesNotDesignatedAsHedgingInstrumentsFairValueLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Biofuelblendingobligation" id="iep_Biofuelblendingobligation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="ScheduleOfFiniteLivedAndInfiniteLivedIntangibleAssetsTableTextBlock" id="iep_ScheduleOfFiniteLivedAndInfiniteLivedIntangibleAssetsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AcfMember" id="iep_AcfMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MetalsSegmentMember" id="iep_MetalsSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AllocationOfProfitsAndLossesInConsolidatedAffiliatedPartnershipsPolicyTextBlock" id="iep_AllocationOfProfitsAndLossesInConsolidatedAffiliatedPartnershipsPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OperatingLeaseTermAndDiscountRateTableTextBlock" id="iep_OperatingLeaseTermAndDiscountRateTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommoditycontractsnotconsideredprobableofsettlementMember" id="iep_CommoditycontractsnotconsideredprobableofsettlementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OwnershipPercentageByPrincipalOwner" id="iep_OwnershipPercentageByPrincipalOwner" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="IncomeTaxDisclosureBookBasisOfNetAssets" id="iep_IncomeTaxDisclosureBookBasisOfNetAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="A2025NotesMember" id="iep_A2025NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AutomotivepartsMember" id="iep_AutomotivepartsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancialStatementScheduleParentCompanyStatementOfCashFlowsTableTextBlock" id="iep_FinancialStatementScheduleParentCompanyStatementOfCashFlowsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AccumulatedOtherComprehensiveIncomeLossTextBlock" id="iep_AccumulatedOtherComprehensiveIncomeLossTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Othercomprehensiveincomelossforeigncurrencytranslationadjustmentsbeforereclassificationadjustmentafteroftax" id="iep_Othercomprehensiveincomelossforeigncurrencytranslationadjustmentsbeforereclassificationadjustmentafteroftax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PurchasesToCoverSecuritiesSoldNotYetPurchased" id="iep_PurchasesToCoverSecuritiesSoldNotYetPurchased" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NotionalExposureOfDerivativesLongPosition" id="iep_NotionalExposureOfDerivativesLongPosition" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
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  <xsd:element name="NitrogenfertilizerproductsMember" id="iep_NitrogenfertilizerproductsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConsumerNonCyclicalMember" id="iep_ConsumerNonCyclicalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PartnerNameDomain" id="iep_PartnerNameDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncomeTaxDisclosureTaxBasisOfNetAssets" id="iep_IncomeTaxDisclosureTaxBasisOfNetAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="LossOnDebtExtinguishmentMember" id="iep_LossOnDebtExtinguishmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Investmentsmeasuredatfairvalue" id="iep_Investmentsmeasuredatfairvalue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="Lossonextinguishmentofdebtnoncash" id="iep_Lossonextinguishmentofdebtnoncash" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="CashheldatconsolidatedaffiliatedpartnershipsMember" id="iep_CashheldatconsolidatedaffiliatedpartnershipsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MachineryEquipmentAndFurnitureMember" id="iep_MachineryEquipmentAndFurnitureMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BasicMaterialsMember" id="iep_BasicMaterialsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Costofotherrevenuefromoperations" id="iep_Costofotherrevenuefromoperations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="AutomotiveservicesrevenueMember" id="iep_AutomotiveservicesrevenueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentFundsMember" id="iep_InvestmentFundsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="A2024NotesMember" id="iep_A2024NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Potentialaggregatesalesproceedsfromequityoffering" id="iep_Potentialaggregatesalesproceedsfromequityoffering" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="CommonControlAcquisitionsAndDispositionsPolicyTextBlock" id="iep_CommonControlAcquisitionsAndDispositionsPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FiniteLivedIntangibleAssetsGrossAndNetAbstract" id="iep_FiniteLivedIntangibleAssetsGrossAndNetAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ComponentOfOtherIncomeLossNetNameDomain" id="iep_ComponentOfOtherIncomeLossNetNameDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PublicUnitholdersMember" id="iep_PublicUnitholdersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EnergySegmentMember" id="iep_EnergySegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentSegmentMember" id="iep_InvestmentSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AccruedExpensesAndOtherLiabilitiesMember" id="iep_AccruedExpensesAndOtherLiabilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GeneralPartnershipPolicyPolicyTextBlock" id="iep_GeneralPartnershipPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="New2024NotesMember" id="iep_New2024NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExpenseSharingAgreementMember" id="iep_ExpenseSharingAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Revenuecurrentportionofremainingperformanceobligation" id="iep_Revenuecurrentportionofremainingperformanceobligation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="CvrRefiningLpMember" id="iep_CvrRefiningLpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SubsidiaryIndemnityAgreementPensionFundingContingenciesAsResultOfBeingInControlledGroupDistributionLimitationNetWorthFloor" id="iep_SubsidiaryIndemnityAgreementPensionFundingContingenciesAsResultOfBeingInControlledGroupDistributionLimitationNetWorthFloor" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="A2022NotesMember" id="iep_A2022NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ComponentOfOtherIncomeLossNeTable" id="iep_ComponentOfOtherIncomeLossNeTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RestrictedCashMember" id="iep_RestrictedCashMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterestFairValue" id="iep_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterestFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="IncomelossfromnonconsolidatedaffiliatesMember" id="iep_IncomelossfromnonconsolidatedaffiliatesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherSegmentsAndHoldingCompanyMember" id="iep_OtherSegmentsAndHoldingCompanyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ComponentOfOtherIncomeLossNetAxis" id="iep_ComponentOfOtherIncomeLossNetAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HerbalifeMember" id="iep_HerbalifeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StatementofcashflowpolicyPolicyTextBlock" id="iep_StatementofcashflowpolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HeldforsalepolicyPolicyTextBlock" id="iep_HeldforsalepolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DescriptionofBusinessTable" id="iep_DescriptionofBusinessTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OperatingAndFinanceLeaseLiabilityMaturitiesTableTextBlock" id="iep_OperatingAndFinanceLeaseLiabilityMaturitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Accumulatedothercomprehensiveincomelossdefinedbenefitplansnetoftax" id="iep_Accumulatedothercomprehensiveincomelossdefinedbenefitplansnetoftax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="IcahnEnterprisesGPMember" id="iep_IcahnEnterprisesGPMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Investmentinrelatedparties" id="iep_Investmentinrelatedparties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="Amountspurchasedundersupplyagreements" id="iep_Amountspurchasedundersupplyagreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="CVR2022NotesMember" id="iep_CVR2022NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ChangesinAccumulatedOtherComprehensiveLossAbstract" id="iep_ChangesinAccumulatedOtherComprehensiveLossAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="A2026NotesMember" id="iep_A2026NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DescriptionofBusinessLineItems" id="iep_DescriptionofBusinessLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EarningsPerLpUnitLineItems" id="iep_EarningsPerLpUnitLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxAssetTaxCredits" id="iep_DeferredTaxAssetTaxCredits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="A2027NotesMember" id="iep_A2027NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PaymentsForAdditionalInterestsInConsolidatedSubsidiaries" id="iep_PaymentsForAdditionalInterestsInConsolidatedSubsidiaries" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="UnrealizedGainOnDerivativeContracts" id="iep_UnrealizedGainOnDerivativeContracts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="PaymentsForTurnaroundExpenditures" id="iep_PaymentsForTurnaroundExpenditures" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="VariableInterestEntitiesEquityEarnings" id="iep_VariableInterestEntitiesEquityEarnings" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingPeriod" id="iep_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PharmaSegmentMember" id="iep_PharmaSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncentivePlan2017Member" id="iep_IncentivePlan2017Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RestrictedDepositaryUnitsMember" id="iep_RestrictedDepositaryUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NetSales" id="iep_NetSales" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="CostOfGoodsSoldNew" id="iep_CostOfGoodsSoldNew" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="WestpointHomeLlcMember" id="iep_WestpointHomeLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="A4.7502024NotesMemberMember" id="iep_A4.7502024NotesMemberMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NewNotes2027Member" id="iep_NewNotes2027Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NewNotesDue2025Member" id="iep_NewNotesDue2025Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NewNotesDue2028Member" id="iep_NewNotesDue2028Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TermLoanMember" id="iep_TermLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NewNotesDue20259Member" id="iep_NewNotesDue20259Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NewNotesDue2023Member" id="iep_NewNotesDue2023Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NoncashInvestmentSegmentContributionsFromNoncontrollingInterests" id="iep_NoncashInvestmentSegmentContributionsFromNoncontrollingInterests" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="UtilitiesMember" id="iep_UtilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonCashConsiderationForObtainingControllingInterestInSubsidiary" id="iep_NonCashConsiderationForObtainingControllingInterestInSubsidiary" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="BrettIcahnMember" id="iep_BrettIcahnMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfApprovedTherapies" id="iep_NumberOfApprovedTherapies" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfProductCandidateInActiveClinicalDevelopment" id="iep_NumberOfProductCandidateInActiveClinicalDevelopment" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="VivusMember" id="iep_VivusMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BusinessAcquisitionExitFinancingFacility" id="iep_BusinessAcquisitionExitFinancingFacility" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="RelatedPartyTransactionAmountContributedInAccordanceWithManagerAgreement" id="iep_RelatedPartyTransactionAmountContributedInAccordanceWithManagerAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="InvestmentsFinancialInformationTableTextBlock" id="iep_InvestmentsFinancialInformationTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FutureMaturitiesDueOnDebt" id="iep_FutureMaturitiesDueOnDebt" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="LesseeRightOfUseAssetsAndLiabilitiesTabletextblock" id="iep_LesseeRightOfUseAssetsAndLiabilitiesTabletextblock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PensionOtherPostRetirementBenefitsAndEmployeeBenefitPlansAbstract" id="iep_PensionOtherPostRetirementBenefitsAndEmployeeBenefitPlansAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PaymentToAcquireSecurities" id="iep_PaymentToAcquireSecurities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromSaleOfSecurities" id="iep_ProceedsFromSaleOfSecurities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="DueFromBrokers" id="iep_DueFromBrokers" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="RecordedRevenueWithRespectToDeferredRevenueOutstanding" id="iep_RecordedRevenueWithRespectToDeferredRevenueOutstanding" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherRevenueAndExpenseRecognitionPolicyTextBlock" id="iep_OtherRevenueAndExpenseRecognitionPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AccumulatedOtherComprehensiveLossPolicyPolicyTextBlock" id="iep_AccumulatedOtherComprehensiveLossPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GlobalIntangibleLowTaxedIncomeExpensesBenefit" id="iep_GlobalIntangibleLowTaxedIncomeExpensesBenefit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ViskaseCompaniesIncMember" id="iep_ViskaseCompaniesIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentsFairValueAdjustment" id="iep_InvestmentsFairValueAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="TurnaroundTermOfPlants" id="iep_TurnaroundTermOfPlants" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RefineriesMember" id="iep_RefineriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NitrogenFertilizerPlantsMember" id="iep_NitrogenFertilizerPlantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PartnersCapitalAccountUnitsTrasferOfUnits" id="iep_PartnersCapitalAccountUnitsTrasferOfUnits" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IcahnEnterprisesHoldingsLimitedPartnersMember" id="iep_IcahnEnterprisesHoldingsLimitedPartnersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxCarryforwardPeriod" id="iep_DeferredTaxCarryforwardPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="A2029NotesMember" id="iep_A2029NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentFundsTotalFairvalue" id="iep_InvestmentFundsTotalFairvalue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="PscMetalLlcDisposalMember" id="iep_PscMetalLlcDisposalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DisposalGroupIncludingDiscontinuedOperationPercentageOfInterestSold" id="iep_DisposalGroupIncludingDiscontinuedOperationPercentageOfInterestSold" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DebtInstrumentRedemptionAmount" id="iep_DebtInstrumentRedemptionAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="IncomeLossFromContinuingOperationsAllocatedToGeneralPartner" id="iep_IncomeLossFromContinuingOperationsAllocatedToGeneralPartner" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncomeLossFromContinuingOperationsAllocatedToLimitedPartner" id="iep_IncomeLossFromContinuingOperationsAllocatedToLimitedPartner" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="SupplementalCashFlowNonCashDividendsToNonControllingInterestsInSubsidiary" id="iep_SupplementalCashFlowNonCashDividendsToNonControllingInterestsInSubsidiary" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="HealthCaresMember" id="iep_HealthCaresMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CvrPartner2028NotesMember" id="iep_CvrPartner2028NotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element id="iep_LessorOperatingLeasePaymentToBeReceivedYearSix" name="LessorOperatingLeasePaymentToBeReceivedYearSix" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <xsd:element id="iep_NumberOfAllegedViolationsCount" name="NumberOfAllegedViolationsCount" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="iep_NumberOfAdditionalAllegedViolationsCount" name="NumberOfAdditionalAllegedViolationsCount" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="iep_LossContingencyNumberOfLawsuitsRelatingToInsuranceCoverage" name="LossContingencyNumberOfLawsuitsRelatingToInsuranceCoverage" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="iep_LossContingencyNumberOfLawsuitsRelatingToIndemnityOfInsurancePoliciesCoveringThresholdLimits" name="LossContingencyNumberOfLawsuitsRelatingToIndemnityOfInsurancePoliciesCoveringThresholdLimits" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element id="iep_NumberOfSmallRefineryExemptionsVacatedByCourt" name="NumberOfSmallRefineryExemptionsVacatedByCourt" nillable="true" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <xsd:element name="AssetsLeasedMember" id="iep_AssetsLeasedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ComprehensiveIncomeAttributableToLimitedPartnerNetOfTax" id="iep_ComprehensiveIncomeAttributableToLimitedPartnerNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ComprehensiveIncomeAttributableToGeneralPartnerNetOfTax" id="iep_ComprehensiveIncomeAttributableToGeneralPartnerNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
