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    <ReturnTs>2026-04-11T20:09:08-04:00</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>840568501</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>AMERICAN POSTAL WORKERS UNION</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>AMER</BusinessNameControlTxt>
      <ForeignPhoneNum>3039029272</ForeignPhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 470998</AddressLine1Txt>
        <CityNm>AURORA</CityNm>
        <StateAbbreviationCd>CO</StateAbbreviationCd>
        <ZIPCd>800470998</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>JILL TAULBEE</PersonNm>
      <PersonTitleTxt>SECRETARY TREASURER</PersonTitleTxt>
      <PhoneNum>3039029272</PhoneNum>
      <SignatureDt>2026-04-13</SignatureDt>
    </BusinessOfficerGrp>
    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
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    <IRS990EZ documentId="IRS990EZ" softwareId="25022704" softwareVersionNum="V2.0" documentName="IRS990EZ" referenceDocumentName="IRS990ScheduleO ReasonableCauseExplanation TransfersPersonalBenefitsContractsDeclaration BinaryAttachment">
      <GroupExemptionNum>2474</GroupExemptionNum>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>WWW.CPWU.NET</WebsiteAddressTxt>
      <Organization501cInd organization501cTypeTxt="5">X</Organization501cInd>
      <TypeOfOrganizationAssocInd>X</TypeOfOrganizationAssocInd>
      <GrossReceiptsAmt>112023</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <MembershipDuesAmt>96066</MembershipDuesAmt>
      <InvestmentIncomeAmt>4401</InvestmentIncomeAmt>
      <GainOrLossFromSaleOfAssetsAmt>0</GainOrLossFromSaleOfAssetsAmt>
      <SpecialEventsNetIncomeLossAmt>0</SpecialEventsNetIncomeLossAmt>
      <GrossProfitLossSlsOfInvntryAmt>0</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>11556</OtherRevenueTotalAmt>
      <TotalRevenueAmt>112023</TotalRevenueAmt>
      <BenefitsPaidToOrForMembersAmt>113</BenefitsPaidToOrForMembersAmt>
      <SalariesOtherCompEmplBnftAmt>44968</SalariesOtherCompEmplBnftAmt>
      <OccupancyRentUtltsAndMaintAmt>7422</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>4539</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>53367</OtherExpensesTotalAmt>
      <TotalExpensesAmt>110409</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>1614</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>253479</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>-1923</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>253170</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>253991</BOYAmt>
        <EOYAmt>255605</EOYAmt>
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      <OtherAssetsTotalDetail>
        <BOYAmt>381</BOYAmt>
        <EOYAmt>171</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>254372</BOYAmt>
        <EOYAmt>255776</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>893</BOYAmt>
        <EOYAmt>2606</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>253479</BOYAmt>
        <EOYAmt>253170</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>UNION REPRESENTATION</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>NEGOTIATION AND IMPLEMENTATION OF BARGAINING AGREEMENT FOR REPRESENTATION AND TRAINING OF APPROXIMATELY 230 MEMBERS.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>EDUCATION AND COMMUNICATION WITH MEMBERS THROUGH PRINTED MATERIAL AND TRAINING.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>ORGANIZATION OF BARGAINING UNIT THROUGH MEMBERSHIP RECRUITMENT INCENTIVES AND GIFTS OF ORGANIZATION. LEGISLATION THAT EFFECTS THE SAFETY PAY WORKING CONDITIONS AND FRINGE BENEFITS OF ALL POSTAL AND FEDERAL EMPLOYEES.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">SHELLY LUCIDO</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>20</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>14055</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">DAVID STEINBACH</PersonNm>
        <TitleTxt>VICE-PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>8</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>8896</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">JILL TAULBEE</PersonNm>
        <TitleTxt>SECRETARYTREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>8</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>8888</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">THOMAS MARQUEZ JR</PersonNm>
        <TitleTxt>EDITOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>3351</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">TOM JACOBS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>280</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">MARY WATSON</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>291</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">ANTHONY LUCIDO</PersonNm>
        <TitleTxt>STEWARD</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>8830</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">ASHLEY TORRES</PersonNm>
        <TitleTxt>STEWARD</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>377</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd referenceDocumentName="IRS990ScheduleC">false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd referenceDocumentName="IRS990ScheduleN BinaryAttachment">false</OrganizationDissolvedEtcInd>
      <DirectIndirectPltclExpendAmt>0</DirectIndirectPltclExpendAmt>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>JILL TAULBEE</PersonNm>
        <USAddress>
          <AddressLine1Txt>1721 S LAREDO ST</AddressLine1Txt>
          <CityNm>AURORA</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80017</ZIPCd>
        </USAddress>
        <PhoneNum>3039029272</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd referenceDocumentName="IRS990ScheduleC">false</PoliticalCampaignActyInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
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    <IRS990ScheduleO documentId="IRS990ScheduleO1" documentName="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part I, line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>| Other Revenues:, Amount:| EVENTS AND ACTIVITIES REBATES REFUNDS, $11556|</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part I, line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>| Other Expenses:, Amount:| TRAINING SEMINARS CONVENTION EXPENSES TRAVEL LODGING MEALS MEETING SPACE ETC., $53367|</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part I, line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>| Explanation:, Amount:| CHANGE IN FIXED ASSETS DEPRECIATION LIABILITIES, $-1923|</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II, line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>| Explanation:, BOYAmount:, EOYAmount:| FIXED ASSETS, $381, $171|</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II, line 26</FormAndLineReferenceDesc>
        <ExplanationTxt>| Explanation:, BOYAmount:, EOYAmount:| YEAR END TAXES PAID IN FOLLOWING YEAR, $893, $2606|</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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