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        <Desc>OTHER EXPENSES</Desc>
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        <Desc>MEMBER LICENSING</Desc>
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        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
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      <AccountsReceivableGrp>
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      <LandBldgEquipBasisNetGrp>
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        <EOYAmt>13158335</EOYAmt>
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      <MortgNotesPyblScrdInvstPropGrp>
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        <EOYAmt>2832297</EOYAmt>
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      <OtherLiabilitiesGrp>
        <BOYAmt>2533451</BOYAmt>
        <EOYAmt>654818</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>5563558</BOYAmt>
        <EOYAmt>3487115</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
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        <EOYAmt>9671573</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>-353</BOYAmt>
        <EOYAmt>-353</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>8550412</BOYAmt>
        <EOYAmt>9671220</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>14113970</BOYAmt>
        <EOYAmt>13158335</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>1120808</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>false</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleC documentId="RetDoc2">
      <Form1120POLFiledInd>false</Form1120POLFiledInd>
      <Section527PoliticalOrgGrp>
        <OrganizationBusinessName>
          <BusinessNameLine1Txt>PLUMBERS &amp; STEAMFITTERS LU 33 PAC</BusinessNameLine1Txt>
        </OrganizationBusinessName>
        <USAddress>
          <AddressLine1Txt>2501 BELL AVENUE</AddressLine1Txt>
          <CityNm>DES MOINES</CityNm>
          <StateAbbreviationCd>IA</StateAbbreviationCd>
          <ZIPCd>50321</ZIPCd>
        </USAddress>
        <EIN>420573817</EIN>
        <ContributionsRcvdDlvrAmt>22493</ContributionsRcvdDlvrAmt>
      </Section527PoliticalOrgGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE C, PART I-A, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PLUMBERS &amp; STEAMFITTERS LOCAL UNION NO. 33 OPERATES A PAC FUND. THE MEMBERS CONTRIBUTE DIRECTLY TO THE PAC FUND AND CONTRIBUTIONS ARE MADE DIRECTLY TO OTHER POLITICAL ORGANIZATIONS. POLITICAL EXPENSES THAT WERE PAID DIRECTLY OUT OF THE PAC FUND IN 2024 TOTALED 28,800. THERE WERE NO POLITICAL EXPENSES PAID DIRECTLY OUT OF THE LOCAL UNION'S GENERAL FUND.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="RetDoc3">
      <LandGrp>
        <OtherCostOrOtherBasisAmt>148960</OtherCostOrOtherBasisAmt>
        <BookValueAmt>148960</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>11949675</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>3229919</DepreciationAmt>
        <BookValueAmt>8719756</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>297385</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>242939</DepreciationAmt>
        <BookValueAmt>54446</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>341288</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>165460</DepreciationAmt>
        <BookValueAmt>175828</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>9098990</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFERRED COMPENSATION PLANS</Desc>
        <Amt>635073</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>OTHER LIABILITIES</Desc>
        <Amt>11609</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>PAYROLL TAX AND ASSESSMENTS WITHHELD</Desc>
        <Amt>8136</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>654818</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>5860297</TotalRevEtcAuditedFinclStmtAmt>
      <OtherRevenueAmt>142848</OtherRevenueAmt>
      <RevenueNotReportedAmt>142848</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>5717449</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>5717449</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>4739489</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>142848</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>142848</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>4596641</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>4596641</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 3, PART X</FormAndLineReferenceDesc>
        <ExplanationTxt>THE UNION HAS ANALYZED THE TAX POSITIONS AND HAS CONCLUDED THAT THERE ARE NO UNCERTAIN POSITIONS TAKEN OR EXPECTED TO BE TAKEN THAT WOULD REQUIRE RECOGNITION OF A LIABILITY (OR ASSET) OR DISCLOSURE IN THE FINANCIAL STATEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XI, LINE 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>UAPEC INCOME 142,848</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XII, LINE 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>UAPEC EXPENSE 142,848</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc4">
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ANDREW K ROBERTS</PersonNm>
        <TitleTxt>BUSINESS MGR/FIN SEC</TitleTxt>
        <BaseCompensationFilingOrgAmt>146943</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>79566</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>21112</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>247621</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JASON SHANKS</PersonNm>
        <TitleTxt>BUSINESS REP</TitleTxt>
        <BaseCompensationFilingOrgAmt>137754</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>67269</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>21112</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>226135</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DEAN BRADHAM</PersonNm>
        <TitleTxt>ORGANIZER</TitleTxt>
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        <DeferredCompensationFlngOrgAmt>64331</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>21112</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>210453</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JEREMY GIBBS</PersonNm>
        <TitleTxt>ORGANIZER</TitleTxt>
        <BaseCompensationFilingOrgAmt>125010</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>64330</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>21112</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>210452</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RYAN WIERSON</PersonNm>
        <TitleTxt>ORGANIZER</TitleTxt>
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        <DeferredCompensationFlngOrgAmt>64330</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>21112</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>210452</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DELANE PALMER</PersonNm>
        <TitleTxt>GROUNDSKEEPER</TitleTxt>
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        <DeferredCompensationFlngOrgAmt>62121</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>21112</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>198223</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>AS OF DECEMBER 31, 2024, THE LOCAL HAD 2,334 MEMBERS. THE CLASSES OF MEMBERS ARE: JOURNEYMEN, APPRENTICES, HELPERS, LIFEMEMBERS, AND RETIREES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>JOURNEYMEN, LIFEMEMBERS, AND RETIREES IN GOOD STANDING ARE ABLE TO ELECT TRUSTEES EVERY THREE YEARS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS CAN VOTE ON APPROVAL OF WAGE PACKAGES AND DISBURSEMENTS OF MONEY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE UNION'S EXECUTIVE BOARD REVIEWS THE FORM 990 BEFORE IT IS FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BUSINESS MANAGER'S WAGES ARE SET FORTH IN THE BYLAWS AND ARE DETERMINED USING THE UNION'S CONTEMPORANEOUS WAGE RATES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BUSINESS REPRESENTATIVE'S WAGES ARE SET FORTH IN THE BYLAWS AND ARE DETERMINED USING THE UNION'S CONTEMPORANEOUS WAGE RATES. OTHER EMPLOYEE WAGES ARE DETERMINED BY THE BUSINESS MANAGER AND ARE DETERMINED USING THE UNION'S CONTEMPORANEOUS WAGE RATES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE DOCUMENTS ARE AVAILABLE UPON REQUEST FROM THE UNION'S ADMINISTRATIVE OFFICE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>