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      <OfficeExpensesGrp>
        <TotalAmt>252052</TotalAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>167135</TotalAmt>
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      <OccupancyGrp>
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        <TotalAmt>8079</TotalAmt>
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        <Desc>ACA RECEIVABLE ADJUSTME</Desc>
        <TotalAmt>43604</TotalAmt>
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      <OtherExpensesGrp>
        <Desc>FEES MANDATED BY ACA</Desc>
        <TotalAmt>9139</TotalAmt>
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      <OtherExpensesGrp>
        <Desc>DUES &amp; SUBSCRIPTIONS</Desc>
        <TotalAmt>4486</TotalAmt>
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        <EOYAmt>233726</EOYAmt>
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        <EOYAmt>17644101</EOYAmt>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>0</EOYAmt>
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        <EOYAmt>55178797</EOYAmt>
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        <EOYAmt>55178797</EOYAmt>
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      <NetUnrlzdGainsLossesInvstAmt>2304418</NetUnrlzdGainsLossesInvstAmt>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
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      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
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      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleD documentId="RetDoc1040000001">
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        <OtherCostOrOtherBasisAmt>178238</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>164191</DepreciationAmt>
        <BookValueAmt>14047</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>14047</TotalBookValueLandBuildingsAmt>
      <OtherSecuritiesGrp>
        <Desc>COMMINGLED INVESTMENT FUNDS</Desc>
        <BookValueAmt>17644101</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
      </OtherSecuritiesGrp>
      <TotalBookValueSecuritiesAmt>17644101</TotalBookValueSecuritiesAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>32603416</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>2304418</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>-43604</OtherRevenueAmt>
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      <RevenueSubtotalAmt>30342602</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>93650</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>93650</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>30436252</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>26984389</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>26984389</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>93650</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>43604</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>137254</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>27121643</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>ACCOUNTING PRINCIPLES GENERALLY ACCEPTED IN THE UNITED STATES OF AMERICA REQUIRE THE PLAN TO EVALUATE TAX POSITIONS TAKEN BY THE PLAN AND RECOGNIZE A TAX LIABILITY IF THE PLAN HAS TAKEN AN UNCERTAIN POSITION THAT MORE LIKELY THAN NOT WOULD NOT BE SUSTAINED UPON EXAMINATION BY TAX AUTHORITIES. THE PLAN IS SUBJECT TO ROUTINE AUDITS BY TAXING JURISDICTIONS; HOWEVER, THERE ARE CURRENTLY NO AUDITS FOR ANY TAX PERIODS IN PROGRESS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>WRITE DOWN OF ACA REFUND RECEIVABLE -43,604.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>WRITE DOWN OF ACA REFUND RECEIVABLE 43,604.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
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      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BRYAN LAROCHE</PersonNm>
        <TitleTxt>CHAIRMAN, TRUSTEE</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>216627</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>756</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>102278</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>38120</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>357781</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>TIM MORRIN</PersonNm>
        <TitleTxt>FUND ADMINISTRATOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>209644</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>4661</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>100631</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>38120</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>353056</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KELLY LAVKO</PersonNm>
        <TitleTxt>ASST. FUND ADMINISTRATOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>137805</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>22355</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>30041</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>190201</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
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        <FormAndLineReferenceDesc>PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION LEVELS OF THE PLAN'S EMPLOYEES ARE REVIEWED ANNUALLY THROUGH THE USE OF A COMPENSATION STUDY OF LIKE-SIZED WELFARE FUNDS IN THE CHICAGO-LAND AREA. COMPENSATION LEVELS ARE THEN APPROVED BY THE BOARD OF TRUSTEES.</ExplanationTxt>
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      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>MARY MITCHELL</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>EMPLOYEE</RelationshipDescriptionTxt>
        <TransactionAmt>103029</TransactionAmt>
        <TransactionDesc>MARY MITCHELL IS AN EMPLOYEE OF THE PLAN. THE PLAN PAYS MARY MITCHELL A SALARY AND CONTRIBUTES TO EMPLOYEE BENEFIT PLANS ON HER BEHALF. MARY MITCHELL IS A FAMILY MEMBER OF FORMER TRUSTEE THOMAS COLLINS.</TransactionDesc>
        <SharingOfRevenuesInd>0</SharingOfRevenuesInd>
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    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS PROVIDED TO THE ENTIRE BOARD OF TRUSTEES AND PLAN ADMINISTRATOR PRIOR TO FILING. AFTER THE BOARD'S REVIEW, THE FORM IS APPROVED AND FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PLAN ADMINISTRATOR'S COMPENSATION PACKAGE IS DETERMINED USING COMPARABILITY DATA PRESENTED BY FUND COUNSEL AND APPROVED BY THE BOARD OF TRUSTEES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE AVAILABLE TO ANY PARTICIPANT IN THE PLAN UPON REQUEST AT THE FUND OFFICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 12A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PLAN DOES NOT HAVE A WRITTEN CONFLICT OF INTEREST POLICY AS THE TRUSTEES BELIEVE THAT THE GENERAL CONFLICT STANDARDS OF ERISA PROVIDES SUFFICIENT FIDUCIARY COVERAGES FOR THE PLAN.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VII, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE LOCAL UNION INITIALLY PAYS FOR THE ADMINISTRATOR'S SALARY AND BENEFITS. AMOUNTS ARE REIMBURSED ON A MONTHLY BASIS BASED ON AN ALLOCATION APPROVED BY THE TRUSTEES. PLAN ADMINISTRATOR, TIM MORRIN, RECEIVED COMPENSATION FROM A RELATED ORGANIZATION FOR SERVICES RENDERED TO THE PLAN DURING THE YEAR. AS A CONTRIBUTING EMPLOYER TO THE FUND, SPRINKLER FITTERS AND APPRENTICES LOCAL UNION NO. 281, U.A. (THE LOCAL) IS CONSIDERED RELATED TO THE PLAN UNDER THIS FORM'S DEFINITION OF RELATED ENTITIES. DURING 2024, THE LOCAL PAID MR. MORRIN $153,801 IN SALARY AND CONTRIBUTED $31,174 IN NONTAXABLE BENEFITS AND $78,846 IN DEFERRED COMPENSATION TO VARIOUS TRUST FUNDS. THESE AMOUNTS ARE INCLUDED ON PAGE 10, PART IX, LINE 5.</ExplanationTxt>
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          <BusinessNameLine1Txt>A &amp; A SPRINKLER INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <PrimaryActivitiesTxt>CONTRIBUTING EMPLOYER</PrimaryActivitiesTxt>
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      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ABSOLUTE FIRE PROTECTION</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <PrimaryActivitiesTxt>CONTRIBUTING EMPLOYER</PrimaryActivitiesTxt>
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          <BusinessNameLine1Txt>ABSOLUTE FIRE PROTECTION INC</BusinessNameLine1Txt>
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      <IdRelatedOrgTxblCorpTrGrp>
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          <BusinessNameLine1Txt>AFFORDABLE FIRE PROTECTION INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <PrimaryActivitiesTxt>CONTRIBUTING EMPLOYER</PrimaryActivitiesTxt>
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      </IdRelatedOrgTxblCorpTrGrp>
      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ALERT FIRE PROTECTION LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <PrimaryActivitiesTxt>CONTRIBUTING EMPLOYER</PrimaryActivitiesTxt>
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      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>ALPHA FIRE SPRINKLER</BusinessNameLine1Txt>
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      <IdRelatedOrgTxblCorpTrGrp>
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          <BusinessNameLine1Txt>AMERICAN FIRE PROTECTION</BusinessNameLine1Txt>
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      <IdRelatedOrgTxblCorpTrGrp>
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          <BusinessNameLine1Txt>AMS MECHANICAL SYSTEMS INC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
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      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>AST FIRE PROTECTION COMPANY</BusinessNameLine1Txt>
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      <IdRelatedOrgTxblCorpTrGrp>
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          <BusinessNameLine1Txt>AUTOMATIC FIRE SYSTEM</BusinessNameLine1Txt>
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      <IdRelatedOrgTxblCorpTrGrp>
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          <BusinessNameLine1Txt>BALDWIN FIRE PROTECTION LLC</BusinessNameLine1Txt>
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      </IdRelatedOrgTxblCorpTrGrp>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>CYBOR FIRE PROTECTION INC</BusinessNameLine1Txt>
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          <BusinessNameLine1Txt>RAM FIRE PROTECTION</BusinessNameLine1Txt>
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          <BusinessNameLine1Txt>RYAN FIRE PROTECTION</BusinessNameLine1Txt>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>S J CARLSON INC</BusinessNameLine1Txt>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SA COMUNALE COMPANY</BusinessNameLine1Txt>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SHAMBAUGH &amp; SON</BusinessNameLine1Txt>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SHAMROCK FIRE PROTECTION LLC</BusinessNameLine1Txt>
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      <IdRelatedOrgTxblCorpTrGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SIEMENS INDUSTRIES INC</BusinessNameLine1Txt>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SPRINKLER CONTRACTORS INC</BusinessNameLine1Txt>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SUMMIT FIRE PROTECTION</BusinessNameLine1Txt>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>SYSTEMS PIPING INC</BusinessNameLine1Txt>
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</Return>