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  <xs:element id="ceg_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossImpactFromSeparation" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossImpactFromSeparation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_PaymentsOfDistributionsToParent" abstract="false" name="PaymentsOfDistributionsToParent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_IncreaseDecreaseinAROforImpactsofRevisedDecommissioningCostEstimates" abstract="false" name="IncreaseDecreaseinAROforImpactsofRevisedDecommissioningCostEstimates" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_OtherDecommissioningRelatedActivityGainLoss" abstract="false" name="OtherDecommissioningRelatedActivityGainLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ChangeFromNetIncomeLossAttributableToOwnershipInterestAndTransfersFromNoncontrollingInterest" abstract="false" name="ChangeFromNetIncomeLossAttributableToOwnershipInterestAndTransfersFromNoncontrollingInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ReturnonNuclearDecommissioningFundsHistorical" abstract="false" name="ReturnonNuclearDecommissioningFundsHistorical" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="ceg_ConstellationRenewablesMember" abstract="true" name="ConstellationRenewablesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_AuditInformationAbstract" abstract="true" name="AuditInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_DeferredTaxLiabilitiesNuclearDecommissioningActivities" abstract="false" name="DeferredTaxLiabilitiesNuclearDecommissioningActivities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_BilateralNov2019cMember" abstract="true" name="BilateralNov2019cMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_RelatedPartyNameDomain" abstract="true" name="RelatedPartyNameDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="ceg_IncomeTaxesLineItems" abstract="true" name="IncomeTaxesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_FairValueAssetsLiabilitiesMeasuredOnRecurringBasisTable" abstract="true" name="FairValueAssetsLiabilitiesMeasuredOnRecurringBasisTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="ceg_RenewableEnergyCreditsCurrent" abstract="false" name="RenewableEnergyCreditsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_UnrealizedGainLossNuclearDecommissioningTrustFundsRegulatoryAccounting" abstract="false" name="UnrealizedGainLossNuclearDecommissioningTrustFundsRegulatoryAccounting" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsAssetsSoldDuringPeriod" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarningsAssetsSoldDuringPeriod" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_FairValueReconciliationOfLevel3AssetsAndLiabilitiesMeasuredOnARecurringBasisTable" abstract="true" name="FairValueReconciliationOfLevel3AssetsAndLiabilitiesMeasuredOnARecurringBasisTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="ceg_NetExposureOfCounterpartiesGreaterThanTenPercentOfNetExposureMember" abstract="true" name="NetExposureOfCounterpartiesGreaterThanTenPercentOfNetExposureMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanExpectedFutureBenefitPaymentsTotal" abstract="false" name="DefinedBenefitPlanExpectedFutureBenefitPaymentsTotal" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_PeachBottomUnits2And3Member" abstract="true" name="PeachBottomUnits2And3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisFinancialStatementCaptionsLineItems" abstract="true" name="FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisFinancialStatementCaptionsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
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  <xs:element id="ceg_RelatedPartyTransactionCapitalizedCostsSupportServices" abstract="false" name="RelatedPartyTransactionCapitalizedCostsSupportServices" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_RelatedPartyTransactionBillingsToRelatedParty" abstract="false" name="RelatedPartyTransactionBillingsToRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_BilateralOct2019aMember" abstract="true" name="BilateralOct2019aMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ScheduleOfCreditAgreementCovenantsTableTextBlock" abstract="false" name="ScheduleOfCreditAgreementCovenantsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="ceg_AdjustmentsToAdditionalPaidInCapitalSeparationFromParent" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalSeparationFromParent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermRateOfReturnOnPlanAssets" abstract="false" name="DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermRateOfReturnOnPlanAssets" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
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  <xs:element id="ceg_EffectsofNettingandAllocationofCollateralMember" abstract="true" name="EffectsofNettingandAllocationofCollateralMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_EconomicHedgesMember" abstract="true" name="EconomicHedgesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_SharebasedCompensationbySharebasedPaymentAwardPercentageofAwardstobeSettledinCash" abstract="false" name="SharebasedCompensationbySharebasedPaymentAwardPercentageofAwardstobeSettledinCash" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
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  <xs:element id="ceg_DailySimpleSOFRRateMember" abstract="true" name="DailySimpleSOFRRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_SpentNuclearFuelStorageReimbursementNetCoOwners" abstract="false" name="SpentNuclearFuelStorageReimbursementNetCoOwners" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_CashEquivalentsNDTMember" abstract="true" name="CashEquivalentsNDTMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_ConstellationNewYorkMember" abstract="true" name="ConstellationNewYorkMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_OtherComprehensiveIncomeLossDefinedBenefitPlanTransferToParentCompanyDueToSplit" abstract="false" name="OtherComprehensiveIncomeLossDefinedBenefitPlanTransferToParentCompanyDueToSplit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_ContractWithCustomerPriorYearContractRevenuesRecognizedInCurrentYearTableTextBlock" abstract="false" name="ContractWithCustomerPriorYearContractRevenuesRecognizedInCurrentYearTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
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  <xs:element id="ceg_RevenueNetOfPurchasePowerAndFuelFromExternalCustomersIncludingOther" abstract="false" name="RevenueNetOfPurchasePowerAndFuelFromExternalCustomersIncludingOther" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodUndistributedWeightedAverageExercisePrice" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodUndistributedWeightedAverageExercisePrice" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="ceg_IncreaseDecreaseInMoneyPoolWithAffiliate" abstract="false" name="IncreaseDecreaseInMoneyPoolWithAffiliate" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_SouthTexasProjectMember" abstract="true" name="SouthTexasProjectMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="ceg_PrivateCreditMember" abstract="true" name="PrivateCreditMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ByronDresdenMember" abstract="true" name="ByronDresdenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_LiabilitiesInAnAssetPositionFairValueDisclosure" abstract="false" name="LiabilitiesInAnAssetPositionFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_RegulatoryMattersAdditionalNarrativeInformationLineItems" abstract="true" name="RegulatoryMattersAdditionalNarrativeInformationLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_PecoEnergyCoAffiliateMember" abstract="true" name="PecoEnergyCoAffiliateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_NonRecourseDebtMegawatts" abstract="false" name="NonRecourseDebtMegawatts" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:powerItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanNetPeriodicBenefitCostCreditNonServiceCostsExcludingCapitalizationAndReclassification" abstract="false" name="DefinedBenefitPlanNetPeriodicBenefitCostCreditNonServiceCostsExcludingCapitalizationAndReclassification" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_SignificantAccountingPoliciesAdditionalNarrativeInformationTable" abstract="true" name="SignificantAccountingPoliciesAdditionalNarrativeInformationTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="ceg_TermSOFRRateMember" abstract="true" name="TermSOFRRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_RealizedAndUnrealizedGainLossOnInvestments" abstract="false" name="RealizedAndUnrealizedGainLossOnInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_UncollectibleDecommissioningShortfall" abstract="false" name="UncollectibleDecommissioningShortfall" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_NineMilePointMember" abstract="true" name="NineMilePointMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_IncreaseDecreaseInUtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses" abstract="false" name="IncreaseDecreaseInUtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_AssetRetirementObligationAccretionRate" abstract="false" name="AssetRetirementObligationAccretionRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="ceg_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermToExpectedRetirement" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTermToExpectedRetirement" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="ceg_CityOfAustinMember" abstract="true" name="CityOfAustinMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermRateOfReturnOnPlanAssets" abstract="false" name="DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermRateOfReturnOnPlanAssets" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanBenefitObligationActuarialGainLossAndPriorServiceCostCredit" abstract="false" name="DefinedBenefitPlanBenefitObligationActuarialGainLossAndPriorServiceCostCredit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_PeachBottomMember" abstract="true" name="PeachBottomMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanNetPeriodicBenefitCostCreditNonServiceCosts" abstract="false" name="DefinedBenefitPlanNetPeriodicBenefitCostCreditNonServiceCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_IncreaseDecreaseInARODueToIncreaseInDiscountRates" abstract="false" name="IncreaseDecreaseInARODueToIncreaseInDiscountRates" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_NRGEnergyIncMember" abstract="true" name="NRGEnergyIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_LongTermIncentivePlanMember" abstract="true" name="LongTermIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ScheduleOfLineOfCreditShortTermAndLongTermDebtTable" abstract="true" name="ScheduleOfLineOfCreditShortTermAndLongTermDebtTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="ceg_LesseeOperatingLeaseOptionToTerminateTerm" abstract="false" name="LesseeOperatingLeaseOptionToTerminateTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="ceg_AntelopeValleyMember" abstract="true" name="AntelopeValleyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanPlanAssetsSeparationRelatedAdjustments" abstract="false" name="DefinedBenefitPlanPlanAssetsSeparationRelatedAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_NoAdditionalCollateralPostedMember" abstract="true" name="NoAdditionalCollateralPostedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_VariableInterestEntitiesbyInterestTypeAxis" abstract="true" name="VariableInterestEntitiesbyInterestTypeAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="ceg_CreditCollateralMember" abstract="true" name="CreditCollateralMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsChangeInPerformanceWeightedAverageGrantDateFairValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsChangeInPerformanceWeightedAverageGrantDateFairValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="ceg_WestMedwayIILLCMember" abstract="true" name="WestMedwayIILLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisGainLossIncludedInNoncurrentPayablesToAffiliates" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisGainLossIncludedInNoncurrentPayablesToAffiliates" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_CommercialAgreementVIEMember" abstract="true" name="CommercialAgreementVIEMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_AssumedReturnsonNDTFunds" abstract="false" name="AssumedReturnsonNDTFunds" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="ceg_BilateralJan2016Member" abstract="true" name="BilateralJan2016Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_PropertyPlantAndEquipmentDepreciationAsPercentOfAverageServiceLifeRate" abstract="false" name="PropertyPlantAndEquipmentDepreciationAsPercentOfAverageServiceLifeRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="ceg_NonRecourseDebtMinimumRate" abstract="false" name="NonRecourseDebtMinimumRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="ceg_PotomacElectricPowerCoAffiliateMember" abstract="true" name="PotomacElectricPowerCoAffiliateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_LongTermIncentivePlan" abstract="false" name="LongTermIncentivePlan" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_NoncontrollingInterestAcquisitionOfMinorityInterest" abstract="false" name="NoncontrollingInterestAcquisitionOfMinorityInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_OperatingLicenseRenewalPeriod" abstract="false" name="OperatingLicenseRenewalPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="ceg_NetExposureMember" abstract="true" name="NetExposureMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_DecommissioningRelatedActivitiesReturnToProvisionAdjustment" abstract="false" name="DecommissioningRelatedActivitiesReturnToProvisionAdjustment" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_OpenClaimsMember" abstract="true" name="OpenClaimsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_NonRecourseFixedRateMemberMember" abstract="true" name="NonRecourseFixedRateMemberMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRegulatoryAgreementUnitsPayables" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRegulatoryAgreementUnitsPayables" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_OtherAvailableForSaleInvestmentsMember" abstract="true" name="OtherAvailableForSaleInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_DefaultingMarketParticipantAndSettlementOfRegulatoryMattersMember" abstract="true" name="DefaultingMarketParticipantAndSettlementOfRegulatoryMattersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_RetirementOfLongTermDebtDueToAffiliate" abstract="false" name="RetirementOfLongTermDebtDueToAffiliate" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ConstellationNewEnglandMember" abstract="true" name="ConstellationNewEnglandMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_SupplementalBalanceSheetInformationRelatedtoLesseeRightofUseAssetsandLeaseLiabilitiesTableTextBlock" abstract="false" name="SupplementalBalanceSheetInformationRelatedtoLesseeRightofUseAssetsandLeaseLiabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
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  <xs:element id="ceg_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSeparationRelatedAdjustments" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSeparationRelatedAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_SeparationFromParentMember" abstract="true" name="SeparationFromParentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_AssetRetirementObligationRollForwardAnalysisLineItems" abstract="true" name="AssetRetirementObligationRollForwardAnalysisLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_EffectsofNettingandAllocationofCollateralLiabilitesMember" abstract="true" name="EffectsofNettingandAllocationofCollateralLiabilitesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_IncreaseDecreaseInOptionPremiumsCollectedReceived" abstract="false" name="IncreaseDecreaseInOptionPremiumsCollectedReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_OtherCostAndExpenseOperatingOneTimeChargesReversals" abstract="false" name="OtherCostAndExpenseOperatingOneTimeChargesReversals" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="ceg_CommodityDerivativeAssetsMember" abstract="true" name="CommodityDerivativeAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_PutOptionExerciseAdvanceNoticePeriod" abstract="false" name="PutOptionExerciseAdvanceNoticePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="ceg_ConstellationMidAtlanticMember" abstract="true" name="ConstellationMidAtlanticMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_EnergyCooperativesAndMunicipalitiesMember" abstract="true" name="EnergyCooperativesAndMunicipalitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ScheduleofGovernmentSettlementAgreementsTableTextBlock" abstract="false" name="ScheduleofGovernmentSettlementAgreementsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="ceg_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDecommissioningFundInvestments" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDecommissioningFundInvestments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_FairValueInputsForwardGasPriceAssets" abstract="false" name="FairValueInputsForwardGasPriceAssets" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="ceg_AssetsandLiabilitiesofVariableInterestEntityTableTextBlock" abstract="false" name="AssetsandLiabilitiesofVariableInterestEntityTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="ceg_QuadCitiesMember" abstract="true" name="QuadCitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
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  <xs:element id="ceg_NumberOfDecommissioningTrustFunds" abstract="false" name="NumberOfDecommissioningTrustFunds" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="ceg_EquitySecuritiesNuclearDecommissioningTrustFundMember" abstract="true" name="EquitySecuritiesNuclearDecommissioningTrustFundMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodUndistributed" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodUndistributed" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="ceg_ImplicationsOfPotentialEarlyRetirementDisclosureTextBlock" abstract="false" name="ImplicationsOfPotentialEarlyRetirementDisclosureTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="ceg_SupplementalCashFlowInformationLineItems" abstract="true" name="SupplementalCashFlowInformationLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_WestLakeMember" abstract="true" name="WestLakeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_PensionPlanAndOtherPostretirementBenefitsPlanMember" abstract="true" name="PensionPlanAndOtherPostretirementBenefitsPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_DecommissioningRelatedActivitiesNotContractuallyOffset" abstract="false" name="DecommissioningRelatedActivitiesNotContractuallyOffset" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilityAccountsPayableAndAccruedExpenses" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilityAccountsPayableAndAccruedExpenses" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetRetirementObligationsExcludingSpentNuclearFuelNoncurrent" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetRetirementObligationsExcludingSpentNuclearFuelNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_MergersAcquisitionsAndDispositionsLineItems" abstract="true" name="MergersAcquisitionsAndDispositionsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_RabbiTrustInvestmentsMember" abstract="true" name="RabbiTrustInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_NuclearDecommissioningTrustFundInvestmentsMember" abstract="true" name="NuclearDecommissioningTrustFundInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_LessorOperatingLeaseOptionToExtendTerm" abstract="false" name="LessorOperatingLeaseOptionToExtendTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="ceg_VariableInterestEntityAbstract" abstract="true" name="VariableInterestEntityAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_RevenueNetOfPurchasePowerAndFuelFromExternalCustomersOther" abstract="false" name="RevenueNetOfPurchasePowerAndFuelFromExternalCustomersOther" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_StockRepurchaseProgramAdditionalAmountToBeRepurchased" abstract="false" name="StockRepurchaseProgramAdditionalAmountToBeRepurchased" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_NuclearInsuranceMinimumCoverageLimit" abstract="false" name="NuclearInsuranceMinimumCoverageLimit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationActualLongTermRateOfReturnOnPlanAssets" abstract="false" name="DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationActualLongTermRateOfReturnOnPlanAssets" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="ceg_BilateralDec2023Member" abstract="true" name="BilateralDec2023Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ChangeinCapitalExpendituresIncurredButNotYetPaid" abstract="false" name="ChangeinCapitalExpendituresIncurredButNotYetPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_PurchasersMember" abstract="true" name="PurchasersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisGainLossIncludedInEarningsTable" abstract="true" name="FairValueAssetsAndLiabilitiesMeasuredOnARecurringBasisGainLossIncludedInEarningsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="ceg_ConstellationMidwestMember" abstract="true" name="ConstellationMidwestMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_TransferOfFinancialAssetsAccountedForAsSaleAdditionalTransfers" abstract="false" name="TransferOfFinancialAssetsAccountedForAsSaleAdditionalTransfers" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ConstellationERCOTMember" abstract="true" name="ConstellationERCOTMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_OtherComprehensiveIncomeLossTaxSeparationAdjustment" abstract="false" name="OtherComprehensiveIncomeLossTaxSeparationAdjustment" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_DelmarvaPowerandLightCoAffiliateMember" abstract="true" name="DelmarvaPowerandLightCoAffiliateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_SeparationFromParentConversionRatio" abstract="false" name="SeparationFromParentConversionRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="ceg_STPNuclearOperatingCompanyMember" abstract="true" name="STPNuclearOperatingCompanyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_GuaranteesOtherThanLettersOfCreditAndNuclearInsurancePremiumsMember" abstract="true" name="GuaranteesOtherThanLettersOfCreditAndNuclearInsurancePremiumsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_CENGPreferredDistributionReturn" abstract="false" name="CENGPreferredDistributionReturn" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="ceg_NumberOfCounterparties" abstract="false" name="NumberOfCounterparties" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="ceg_ProprietaryTradingMember" abstract="true" name="ProprietaryTradingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_FairValueNetAssetsLiabilitiesExcludedFromNuclearDecommissioningTrustFundInvestments" abstract="false" name="FairValueNetAssetsLiabilitiesExcludedFromNuclearDecommissioningTrustFundInvestments" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_EffectiveIncomeTaxRateReconciliationQualifiedDecommissioningInvestmentIncomePercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationQualifiedDecommissioningInvestmentIncomePercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="ceg_NumberOfCounterpartiesGreaterThanTenPercentOfNetExposureMember" abstract="true" name="NumberOfCounterpartiesGreaterThanTenPercentOfNetExposureMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_AllocationOfFederalTaxBenefitUnderTaxSharingAgreement" abstract="false" name="AllocationOfFederalTaxBenefitUnderTaxSharingAgreement" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_DefinedBenefitPlanInterestCostNetOfAdjustments" abstract="false" name="DefinedBenefitPlanInterestCostNetOfAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ImplicationsofPotentialEarlyPlantRetirementsAbstract" abstract="true" name="ImplicationsofPotentialEarlyPlantRetirementsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_AggregateBankCommitmentsUnderUnsecuredRevolvingCreditFacilities" abstract="false" name="AggregateBankCommitmentsUnderUnsecuredRevolvingCreditFacilities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_SupplementalBalanceSheetInformationLineItems" abstract="true" name="SupplementalBalanceSheetInformationLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_DeferredIncomeTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCreditNet" abstract="false" name="DeferredIncomeTaxLiabilitiesAndAccumulatedDeferredInvestmentTaxCreditNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ForwardPowerBasis" abstract="false" name="ForwardPowerBasis" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="ceg_DeferredTaxLiabilitiesDeferredPensionAndOtherPostretirementBenefitObligation" abstract="false" name="DeferredTaxLiabilitiesDeferredPensionAndOtherPostretirementBenefitObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ConstellationOtherRegionsMember" abstract="true" name="ConstellationOtherRegionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_SupplementalFinancialInformationAbstract" abstract="true" name="SupplementalFinancialInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_NuclearFuelFabricationAndInstallationStage" abstract="false" name="NuclearFuelFabricationAndInstallationStage" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_RelatedPartyTransactionBillingsFromRelatedParty" abstract="false" name="RelatedPartyTransactionBillingsFromRelatedParty" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_NuclearInsuranceAnnualCoverageLimit" abstract="false" name="NuclearInsuranceAnnualCoverageLimit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_OtherMember" abstract="true" name="OtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_NetLiabilitiesPendingTransactionsExcluded" abstract="false" name="NetLiabilitiesPendingTransactionsExcluded" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="ceg_ExelonBusinessServicesCoAffiliateMember" abstract="true" name="ExelonBusinessServicesCoAffiliateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_ScheduleOfChangesInOwnershipInterestLineItems" abstract="true" name="ScheduleOfChangesInOwnershipInterestLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_CRPMember" abstract="true" name="CRPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="ceg_SignificantAccountingPoliciesAdditionalNarrativeInformationLineItems" abstract="true" name="SignificantAccountingPoliciesAdditionalNarrativeInformationLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_CommitmentsAndContingenciesTable" abstract="true" name="CommitmentsAndContingenciesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="ceg_SeparationFromParentPolicyTextBlock" abstract="false" name="SeparationFromParentPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="ceg_SpentNuclearFuelObligationLineItems" abstract="true" name="SpentNuclearFuelObligationLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="ceg_AssetRetirementObligationRollForwardAnalysisTable" abstract="true" name="AssetRetirementObligationRollForwardAnalysisTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
</xs:schema>
