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        <ExplanationTxt>MANAGEMENT HAS EVALUATED FOR UNCERTAIN TAX POSITIONS AND DETERMINED THAT THERE ARE NO UNCERTAIN TAX POSITIONS AS OF DECEMBER 31, 2024. TAX RETURNS FOR THE PAST THREE YEARS REMAIN OPEN FOR EXAMINATION BY TAX JURISDICTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc3">
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ALBERT A BYERS III</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <CompensationBasedOnRltdOrgsAmt>157937</CompensationBasedOnRltdOrgsAmt>
        <TotalCompensationRltdOrgsAmt>157937</TotalCompensationRltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>WILLIAM MEYER</PersonNm>
        <TitleTxt>SECRETARY/TREASURER</TitleTxt>
        <CompensationBasedOnRltdOrgsAmt>143579</CompensationBasedOnRltdOrgsAmt>
        <TotalCompensationRltdOrgsAmt>143579</TotalCompensationRltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc4">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PURPOSE OF THIS CORPORATION IS TO HOLD REAL PROPERTY FOR THE BENEFIT OF THE INTERNATIONAL ASSOCIATION OF HEAT AND FROST INSULATORS &amp; ALLIED WORKERS LOCAL 34 (A NON-PROFIT, EXEMPT ORGANIZATION OPERATING UNDER THE LAWS OF MINNESOTA) TO COLLECT INCOME FROM AND TO TURN OVER THE ENTIRE AMOUNT, LESS EXPENSES TO LOCAL 34.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 1, PART I, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS OF HEAT &amp; FROST INSULATORS &amp; ALLIED WORKERS LOCAL 34 SERVE IN A VOLUNTEER CAPACITY REGARDING THE MANAGEMENT AND OVERSITE OF THE BUILDING CORPORATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF HEAT &amp; FROST INSULATORS &amp; ALLIED WORKERS LOCAL 34 ELECT OFFICERS AND MANAGERS OF THEIR LOCAL. THESE SAME ELECTED INDIVIDUALS SERVE AS THE OFFICERS AND MANAGEMENT OF THE BUILDING CORPORATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RETURN IS REVIEWED BY THE ENTITY'S PRESIDENT AND SECRETARY PRIOR TO FILING. THE RETURN IS AVAILABLE FOR REVIEW BY THE OTHER OFFICERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>POLICY ENFORCEMENT IS INCORPORATED INTO THE MEMBERSHIP RESPONSIBILITIES FOR UNION MEMBERSHIP.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS ARE MADE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc5">
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>HEAT &amp; FROST INSULATORS LOCAL 34</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>95 EMPIRE DRIVE</AddressLine1Txt>
          <CityNm>ST PAUL</CityNm>
          <StateAbbreviationCd>MN</StateAbbreviationCd>
          <ZIPCd>55103</ZIPCd>
        </USAddress>
        <EIN>411583921</EIN>
        <PrimaryActivitiesTxt>UNION</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MN</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501C5</ExemptCodeSectionTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
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      </IdRelatedTaxExemptOrgGrp>
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      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>true</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>true</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>true</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
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        <OtherOrganizationName>
          <BusinessNameLine1Txt>HEAT &amp; FROST INSULATORS LOCAL 34</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>E</TransactionTypeTxt>
        <InvolvedAmt>1576290</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>RELATED PARTY NOTE</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>HEAT &amp; FROST INSULATORS LOCAL 34</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>J</TransactionTypeTxt>
        <InvolvedAmt>23700</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>LEASE</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>HEAT &amp; FROST INSULATORS LOCAL 34</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>Q</TransactionTypeTxt>
        <InvolvedAmt>61811</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>LEASE, MONTHLY BILLS</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>