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  <xs:element id="adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterTwoYearUpToThreeFairValue" abstract="false" name="AvailableForSaleSecuritiesDebtMaturitiesDueAfterTwoYearUpToThreeFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterThreeYearUpToFourFairValue" abstract="false" name="AvailableForSaleSecuritiesDebtMaturitiesDueAfterThreeYearUpToFourFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_AvailableForSaleSecuritiesDebtMaturitiesDueAfterFourFairValue" abstract="false" name="AvailableForSaleSecuritiesDebtMaturitiesDueAfterFourFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_PeoServicesSegmentMember" abstract="true" name="PeoServicesSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_ThreeHundredAndSixtyFourDayCreditFacilityMember" abstract="true" name="ThreeHundredAndSixtyFourDayCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_CreditFacilityExpiringInJune2030Member" abstract="true" name="CreditFacilityExpiringInJune2030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_CreditFacilityExpiringInJune2031Member" abstract="true" name="CreditFacilityExpiringInJune2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_LineOfCreditFacilityTermOfCredit" abstract="false" name="LineOfCreditFacilityTermOfCredit" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="adp_DebtInstrumentExtensionOptionTerm" abstract="false" name="DebtInstrumentExtensionOptionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="adp_LineOfCreditFacilityPotentiallyAvailableIncreaseInMaximumBorrowingCapacity" abstract="false" name="LineOfCreditFacilityPotentiallyAvailableIncreaseInMaximumBorrowingCapacity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_DebtInstrumentMaturityPeriod" abstract="false" name="DebtInstrumentMaturityPeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="adp_MaturitiesOfShortTermFundingAgreements" abstract="false" name="MaturitiesOfShortTermFundingAgreements" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="adp_DebtInstrumentAggregateCommittedObligationsUnderReverseRepurchaseAgreements" abstract="false" name="DebtInstrumentAggregateCommittedObligationsUnderReverseRepurchaseAgreements" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_ReverseRepurchaseAgreementsMember" abstract="true" name="ReverseRepurchaseAgreementsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_CommercialPaperWeightAverageMaturity" abstract="false" name="CommercialPaperWeightAverageMaturity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="adp_NotesDueIn2036Member" abstract="true" name="NotesDueIn2036Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_DerivativeInstrumentTerminationAxis" abstract="true" name="DerivativeInstrumentTerminationAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="adp_DerivativeInstrumentTerminationDomain" abstract="true" name="DerivativeInstrumentTerminationDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_DerivativeInstrumentTerminationOneMember" abstract="true" name="DerivativeInstrumentTerminationOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_DerivativeInstrumentTerminationTwoMember" abstract="true" name="DerivativeInstrumentTerminationTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_NumberOfFixedRateNotesIssued" abstract="false" name="NumberOfFixedRateNotesIssued" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="adp_DerivativeNotionalAmountTerminatedDuringThePeriod" abstract="false" name="DerivativeNotionalAmountTerminatedDuringThePeriod" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_NotesDueOn2028Member" abstract="true" name="NotesDueOn2028Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_NotesDueOn2030Member" abstract="true" name="NotesDueOn2030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_NotesDueIn2032Member" abstract="true" name="NotesDueIn2032Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_NotesDueIn2034Member" abstract="true" name="NotesDueIn2034Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_StockBasedCompensationPlanMember" abstract="true" name="StockBasedCompensationPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_TimeBasedRestrictedStockMember" abstract="true" name="TimeBasedRestrictedStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_PerformanceBasedRestrictedStockUnitsMember" abstract="true" name="PerformanceBasedRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformancePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="adp_MinimumPercentageThatWillUltimatelyVestUnderPerformanceBasedRestrictedStockAwardsBasedOnPerformanceTarget" abstract="false" name="MinimumPercentageThatWillUltimatelyVestUnderPerformanceBasedRestrictedStockAwardsBasedOnPerformanceTarget" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="adp_MaximumPercentageThatWillUltimatelyVestUnderPerformanceBasedRestrictedStockAwardsBasedOnPerformanceTarget" abstract="false" name="MaximumPercentageThatWillUltimatelyVestUnderPerformanceBasedRestrictedStockAwardsBasedOnPerformanceTarget" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="adp_PercentageOfMarketValuePaidForCompanyStock" abstract="false" name="PercentageOfMarketValuePaidForCompanyStock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="adp_DefinedBenefitPlanAssumptionsUsedWeightedAverageInterestCreditingRateMinimum" abstract="false" name="DefinedBenefitPlanAssumptionsUsedWeightedAverageInterestCreditingRateMinimum" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="adp_HighlyCompensatedEmployeeContributionPercentageToRetirementAndSavingPlan" abstract="false" name="HighlyCompensatedEmployeeContributionPercentageToRetirementAndSavingPlan" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="adp_TimeBasedRestrictedStockUnitsMember" abstract="true" name="TimeBasedRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_PerformanceBasedRestrictedStockUnitMember" abstract="true" name="PerformanceBasedRestrictedStockUnitMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_PerformanceBasedRestrictedStockMember" abstract="true" name="PerformanceBasedRestrictedStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_DefinedBenefitPlanBenefitObligationCurtailmentAndSpecialTerminationBenefits" abstract="false" name="DefinedBenefitPlanBenefitObligationCurtailmentAndSpecialTerminationBenefits" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_GlobalEquitySecuritiesMember" abstract="true" name="GlobalEquitySecuritiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_ComingledTrustsMember" abstract="true" name="ComingledTrustsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_CorporateAndMunicipalBondsMember" abstract="false" name="CorporateAndMunicipalBondsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_TotalPensionAssetsExcludingCashMember" abstract="false" name="TotalPensionAssetsExcludingCashMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_UnrecognizedTaxBenefitsInterestBenefitOnIncomeTaxesExpense" abstract="false" name="UnrecognizedTaxBenefitsInterestBenefitOnIncomeTaxesExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_DeferredTaxAssetsFixedAndIntangibleAssets" abstract="false" name="DeferredTaxAssetsFixedAndIntangibleAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_DeferredTaxAssetsDisallowedBusinessInterestExpenseCarryforward" abstract="false" name="DeferredTaxAssetsDisallowedBusinessInterestExpenseCarryforward" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_DeferredTaxLiabilitiesTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits" abstract="false" name="DeferredTaxLiabilitiesTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_UnrecordedUnconditionalPurchaseObligationToBePaidYearTwoThroughThree" abstract="false" name="UnrecordedUnconditionalPurchaseObligationToBePaidYearTwoThroughThree" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_UnrecordedUnconditionalPurchaseObligationToBePaidYearFourThroughFive" abstract="false" name="UnrecordedUnconditionalPurchaseObligationToBePaidYearFourThroughFive" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_RevenuesOtherThanInterestOnFundsHeldForClientMember" abstract="true" name="RevenuesOtherThanInterestOnFundsHeldForClientMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_OperatingSegmentsExcludingIntersegmentEliminationMember" abstract="true" name="OperatingSegmentsExcludingIntersegmentEliminationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_CorporateAndReconcilingItemsMember" abstract="true" name="CorporateAndReconcilingItemsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="adp_ZeroMarginBenefitsPassThroughCosts" abstract="false" name="ZeroMarginBenefitsPassThroughCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_WorkersCompensationCoverageAndStateUnemploymentTaxes" abstract="false" name="WorkersCompensationCoverageAndStateUnemploymentTaxes" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="adp_OtherGeographicalPlacesMember" abstract="false" name="OtherGeographicalPlacesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
