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    <ReturnTs>2025-04-12T16:27:25-07:00</ReturnTs>
    <TaxPeriodEndDt>2024-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>916000085</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>INTERNATIONAL ASSOCIATION OF SHEET METAL AIR RAIL &amp; TRANSPORTATION</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>INTE</BusinessNameControlTxt>
      <PhoneNum>2069095667</PhoneNum>
      <USAddress>
        <AddressLine1Txt>14230 113th Ave NE</AddressLine1Txt>
        <CityNm>Kirkland</CityNm>
        <StateAbbreviationCd>WA</StateAbbreviationCd>
        <ZIPCd>98034</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Benjamin Borm</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <PhoneNum>2069095667</PhoneNum>
      <SignatureDt>2025-04-12</SignatureDt>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>1</IRSResponsiblePrtyInfoCurrInd>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
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      <TotalExpensesAmt>121688</TotalExpensesAmt>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>0</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
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        <EOYAmt>292314</EOYAmt>
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      <SumOfTotalLiabilitiesGrp>
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        <BOYAmt>320163</BOYAmt>
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      <PrimaryExemptPurposeTxt>Collectively bargain and represent membership for better work conditions, hours and wages.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Supported Members.</DescriptionProgramSrvcAccomTxt>
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        <PersonNm>Benjamin Borm</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>9496</CompensationAmt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Scott G Borsheim</PersonNm>
        <TitleTxt>Trustee</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.10</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>327</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Jason Foust</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>373</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Eric J Hanson</PersonNm>
        <TitleTxt>Trustee</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.10</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>507</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Richard T Heeley</PersonNm>
        <TitleTxt>Local Chairman</TitleTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Todd Kester</PersonNm>
        <TitleTxt>LCA Secretary</TitleTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Thomas Kinghorn</PersonNm>
        <TitleTxt>Trustee</TitleTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Korey M McDaniel</PersonNm>
        <TitleTxt>Local Chairman</TitleTxt>
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        <CompensationAmt>17456</CompensationAmt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Mark Molving</PersonNm>
        <TitleTxt>Vice Local Chairperson</TitleTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Nathan P Morris</PersonNm>
        <TitleTxt>President</TitleTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Chris Onnink</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Troy Shtogren</PersonNm>
        <TitleTxt>Local Chairman</TitleTxt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Derek Wickstrom</PersonNm>
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      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
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      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
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        <PersonNm>Benjamin Borm</PersonNm>
        <USAddress>
          <AddressLine1Txt>14230 113th Ave NE</AddressLine1Txt>
          <CityNm>Kirkland</CityNm>
          <StateAbbreviationCd>WA</StateAbbreviationCd>
          <ZIPCd>98034</ZIPCd>
        </USAddress>
        <PhoneNum>2069095667</PhoneNum>
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      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
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      <DonorAdvisedFndsInd>0</DonorAdvisedFndsInd>
      <OperateHospitalInd>0</OperateHospitalInd>
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      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>Dues collected through payroll deduction in error.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10</FormAndLineReferenceDesc>
        <ExplanationTxt>Henry Dennison Donation to member in need who is off medical- $1,200, Curtis Young 2024 BBQ XMAS Eve Blessing- $1,200</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Member Dues refunds, checks ordered for bank account, membership approved Christmas Party.</ExplanationTxt>
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