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    <ReturnTs>2024-05-09T09:30:46-05:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>364000455</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>JANUARY ACCOUNTING SERVICE</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1101 CHESTNUT ST</AddressLine1Txt>
        <CityNm>WAUKEGAN</CityNm>
        <StateAbbreviationCd>IL</StateAbbreviationCd>
        <ZIPCd>60085</ZIPCd>
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    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>366000051</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>AMALGAMATED TRANSIT UNION 900 LOCAL</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>AMAL</BusinessNameControlTxt>
      <PhoneNum>2244401552</PhoneNum>
      <USAddress>
        <AddressLine1Txt>4235 CORAL BERRY PATH</AddressLine1Txt>
        <CityNm>GURNEE</CityNm>
        <StateAbbreviationCd>IL</StateAbbreviationCd>
        <ZIPCd>60031</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>DECARLO GREER</PersonNm>
      <PersonTitleTxt>PRESIDENT</PersonTitleTxt>
      <PhoneNum>8478944283</PhoneNum>
      <SignatureDt>2024-05-01</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
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    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>DECARLO</PersonFirstNm>
        <PersonLastNm>GREER</PersonLastNm>
      </PersonFullName>
      <SSN>XXX-XX-XXXX</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>1</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>SHEILA J JANUARY FORT</PreparerPersonNm>
      <PTIN>P00270918</PTIN>
      <PhoneNum>8472630074</PhoneNum>
      <SelfEmployedInd>X</SelfEmployedInd>
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    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <Organization501cInd organization501cTypeTxt="5">X</Organization501cInd>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>62152</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <MembershipDuesAmt>61993</MembershipDuesAmt>
      <InvestmentIncomeAmt>159</InvestmentIncomeAmt>
      <TotalRevenueAmt>62152</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>21828</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>2962</FeesAndOtherPymtToIndCntrctAmt>
      <PrintingPublicationsPostageAmt>210</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>22679</OtherExpensesTotalAmt>
      <TotalExpensesAmt>47679</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>14473</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>146817</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>161290</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>146817</BOYAmt>
        <EOYAmt>153296</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>146817</BOYAmt>
        <EOYAmt>153296</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>146817</BOYAmt>
        <EOYAmt>153296</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>LABOR ORGANIZATION</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>PER CAPITA</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>15541</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>15541</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DECARLO GREER</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>10956</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>REGINALD LAMON</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>921</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>SCOTT ROSENTHAL</PersonNm>
        <TitleTxt>FINANCIAL SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>10</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>4189</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>DAVID BLOEDORN</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>695</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MATTHEW EUCOLONO</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>3274</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>0</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>0</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>0</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>0</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>0</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>0</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>SCOTT ROSENTHAL</PersonNm>
        <USAddress>
          <AddressLine1Txt>813 ESSEX CIRCLE</AddressLine1Txt>
          <CityNm>GRAYSLAKE</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60030</ZIPCd>
        </USAddress>
        <PhoneNum>8478944283</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <DonorAdvisedFndsInd>0</DonorAdvisedFndsInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <TanningServicesProvidedInd>0</TanningServicesProvidedInd>
      <Form720FiledInd>0</Form720FiledInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>0</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
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    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>1) OTHER EXPENSES STORSGE AMOUNT 744 2) OTHER EXPENSES CONFERENCE AMOUNT 112 3) OTHER EXPENSES SOFTWRE EXP AMOUNT 32 4) OTHER EXPENSES AUTOMOBILE EXPENSE AMOUNT 501 5) OTHER EXPENSES BERESVEMENT AMOUNT 200 6) OTHER EXPENSES GIFTS AND CONTRIBUTION AMOUNT 825 7) OTHER EXPENSES MEETING EXPENSE AMOUNT 2001 8) OTHER EXPENSES OFFICE SUPPLIES AMOUNT 884 9) OTHER EXPENSES PER DIEM AMOUNT 600 10) OTHER EXPENSES MEALS AMOUNT 123 11) OTHER EXPENSES TRAVEL AMOUNT 18 12) OTHER EXPENSES HOTEL AMOUNT 1098 13) OTHER EXPENSES PER CAPITA AMOUNT 15541</ExplanationTxt>
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