<?xml version="1.0" encoding="utf-8"?>
<Return returnVersion="2023v5.0" xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-05-03T09:25:23-05:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>844621749</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>RCS Union Software</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>250 12th Ave Ste 150</AddressLine1Txt>
        <CityNm>Coralville</CityNm>
        <StateAbbreviationCd>IA</StateAbbreviationCd>
        <ZIPCd>52241</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>596153555</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>International Union UAW LOCAL 298</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>INTE</BusinessNameControlTxt>
      <PhoneNum>7065155305</PhoneNum>
      <USAddress>
        <AddressLine1Txt>7887 BRYAN DAIRY RD SUITE 298</AddressLine1Txt>
        <CityNm>Largo</CityNm>
        <StateAbbreviationCd>FL</StateAbbreviationCd>
        <ZIPCd>33777</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Justin Moessinger</PersonNm>
      <PersonTitleTxt>Financial Secretary</PersonTitleTxt>
      <PhoneNum>7065155305</PhoneNum>
      <SignatureDt>2024-05-03</SignatureDt>
      <DiscussWithPaidPreparerInd>false</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>Justin Moessinger</PersonFirstNm>
      </PersonFullName>
      <SSN>XXX-XX-XXXX</SSN>
    </SigningOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>Anthony Greazel</PreparerPersonNm>
      <PTIN>P02365816</PTIN>
      <PhoneNum>3198009892</PhoneNum>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="2">
    <IRS990EZ accountingPeriodChangeApprvCd="FORM 1128 WAS APPROVED" accountingPeriodChangeCd="CHANGE OF ACCOUNTING PERIOD" documentId="000000000000000000000000000001" referenceDocumentId="000000000000000000000000000002">
      <InitialReturnInd>X</InitialReturnInd>
      <GroupExemptionNum>0427</GroupExemptionNum>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <Organization501cInd organization501cTypeTxt="5">X</Organization501cInd>
      <TypeOfOrganizationAssocInd>X</TypeOfOrganizationAssocInd>
      <GrossReceiptsAmt>92434</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <MembershipDuesAmt>83832</MembershipDuesAmt>
      <InvestmentIncomeAmt>1548</InvestmentIncomeAmt>
      <GainOrLossFromSaleOfAssetsAmt>0</GainOrLossFromSaleOfAssetsAmt>
      <GamingGrossIncomeAmt>0</GamingGrossIncomeAmt>
      <SpecialEventsNetIncomeLossAmt>0</SpecialEventsNetIncomeLossAmt>
      <GrossSalesOfInventoryAmt>112</GrossSalesOfInventoryAmt>
      <GrossProfitLossSlsOfInvntryAmt>112</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>6942</OtherRevenueTotalAmt>
      <TotalRevenueAmt>92434</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>13779</SalariesOtherCompEmplBnftAmt>
      <OccupancyRentUtltsAndMaintAmt>8909</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>17</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>61111</OtherExpensesTotalAmt>
      <TotalExpensesAmt>83816</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>8618</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>111610</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>894</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>121122</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>105912</BOYAmt>
        <EOYAmt>114529</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>5414</BOYAmt>
        <EOYAmt>5414</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>2450</BOYAmt>
        <EOYAmt>1848</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>113776</BOYAmt>
        <EOYAmt>121791</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>2166</BOYAmt>
        <EOYAmt>669</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>111610</BOYAmt>
        <EOYAmt>121122</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>Labor Organization</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Collective bargaining and representation for 109 members</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>0</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Matthew Cagle</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>1206</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>6000</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Kaila Chong</PersonNm>
        <TitleTxt>Committee person</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Austin Flanagan</PersonNm>
        <TitleTxt>Committee person</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Michael P Kreha</PersonNm>
        <TitleTxt>Trustee</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Jesse McCombs</PersonNm>
        <TitleTxt>Recording Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Justin Moessinger</PersonNm>
        <TitleTxt>Financial Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>3600</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Ricky A Reed</PersonNm>
        <TitleTxt>Trustee Chairperson</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>600</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Nicholas Skeens</PersonNm>
        <TitleTxt>Trustee</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Niem To</PersonNm>
        <TitleTxt>Committeeperson</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <OrganizationFiled990TInd>false</OrganizationFiled990TInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>Justin Moessinger</PersonNm>
        <USAddress>
          <AddressLine1Txt>7887 BRYAN DAIRY RD SUITE 298</AddressLine1Txt>
          <CityNm>Largo</CityNm>
          <StateAbbreviationCd>FL</StateAbbreviationCd>
          <ZIPCd>33777</ZIPCd>
        </USAddress>
        <PhoneNum>7065155305</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <Form720FiledInd>false</Form720FiledInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <RelatedOrgSect527OrgInd>false</RelatedOrgSect527OrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>false</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleO documentId="000000000000000000000000000002">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>Donations - Other $370.00 Rebate from International Strike Fund $605.79 Subsidies - Other $2,782.10 Refund - Travel Per Diem Etc. $2,827.49 Refund - Federal Taxes $356.37</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Other Expenses $61,111.42</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Officer- Non-Tax Travel Per Diem Etc. $268.96 Refreshments Reimbursement $166.29 Supplies Reimbursement $84.17 Telephone Reimbursement $1,200.00 Bank Errors(That Decrease Acct Balance) $35.00 Donations - Other $200.00 Internet Service (Access Fees) $1,375.75 Per Capita Taxes - International $50,059.15 Per Capita Taxes - CAP Councils $2,014.44 Per Capita Taxes - Affiliates $282.80 Refreshments- Coffee Donuts Food Soft Dk $203.28 Registration/Conference/Tuition Fees $150.00 Supplies - Office $988.47 Technical and Support Fees $1,080.00 Travel-Direct Pd Airline Hotel Tr Agency $3,003.11</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>Total other changes: $894</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>Fixed assets $0; Inventories ($602); Liabilities $1,497; Voided checks from a previous year $0</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part II, Line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>132 t-shirts in merchandise inventory</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part II, Line 26</FormAndLineReferenceDesc>
        <ExplanationTxt>Internet $107.98 Federal Income Taxes (941) Forward $124.20 FICA-Employee OASDI and HI Forward $183.60 FICA-Employer OASDI and HI Forward $183.60 Unemployment Taxes Federal (940) $69.39</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
