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    <ReturnTs>2026-03-17T23:22:14Z</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
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    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
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        <AddressLine1Txt>8 HEATHER LANE</AddressLine1Txt>
        <CityNm>HACKETTSTOWN</CityNm>
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        <ZIPCd>07840</ZIPCd>
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      <PersonNm>LINDA SCHLOSS</PersonNm>
      <PersonTitleTxt>ASSISTANT TREASURER</PersonTitleTxt>
      <PhoneNum>9088870780</PhoneNum>
      <SignatureDt>2026-03-17</SignatureDt>
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    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
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        <BOYAmt>48528</BOYAmt>
        <EOYAmt>46686</EOYAmt>
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      <PrimaryExemptPurposeTxt>TO BODILY AND MOSTLY FINANCIALLY SUPPORT THE WARREN COUNTY LIBRARY.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>MUSEUM PASSES</DescriptionProgramSrvcAccomTxt>
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      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>ARTS GRANT</DescriptionProgramSrvcAccomTxt>
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        <ProgramServiceExpensesAmt>10095</ProgramServiceExpensesAmt>
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      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>VARIOUS MULTICULTURAL PROGRAMS FOR THE COMMUNITY. OVER 700 RESIDENTS BENEFITED.</DescriptionProgramSrvcAccomTxt>
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        <ProgramServiceExpensesAmt>10342</ProgramServiceExpensesAmt>
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        <PersonNm referenceDocumentName="CompensationExplanation">LINDA SCHLOSS</PersonNm>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">CATHY BOGERMAN</PersonNm>
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      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">JAY WALDSTEIN</PersonNm>
        <TitleTxt>TREASURER-NE BRANCH</TitleTxt>
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      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">ALEXANDRIA SLACK</PersonNm>
        <TitleTxt>PRESIDENT-RDG BRANCH</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">DEBRA SCHULAKA</PersonNm>
        <TitleTxt>SECRETARY-NE BRANCH</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
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      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">SUE HENSHAW</PersonNm>
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        <PersonNm referenceDocumentName="CompensationExplanation">JOANNE COWLEY</PersonNm>
        <TitleTxt>TREASURER-RDG BRANCH</TitleTxt>
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        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">MICHAEL WEINSTEIN</PersonNm>
        <TitleTxt>TREASURER-SW BRANCH</TitleTxt>
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      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
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      <SubjectToProxyTaxInd referenceDocumentName="IRS990ScheduleC">false</SubjectToProxyTaxInd>
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      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
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      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
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      <StatesWhereCopyOfReturnIsFldCd>NJ</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
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        <PhoneNum>9088870780</PhoneNum>
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      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
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      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
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        <SupportedOrganizationName>
          <BusinessNameLine1Txt>WARREN COUNTY LIBRARY</BusinessNameLine1Txt>
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        <ListedByNameGoverningDocInd>true</ListedByNameGoverningDocInd>
        <SuprtOrgNoIRSDeterminationInd>false</SuprtOrgNoIRSDeterminationInd>
        <SupportedOrgSectionC456Ind>false</SupportedOrgSectionC456Ind>
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        <TimelyProvidedDocumentsInd>true</TimelyProvidedDocumentsInd>
        <OfficersCloseRelationshipInd>false</OfficersCloseRelationshipInd>
        <SupportedOrgVoiceInvestmentInd>true</SupportedOrgVoiceInvestmentInd>
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        <GovernmentalEntityInd>X</GovernmentalEntityInd>
        <ActivitiesFurtherExemptPrpsInd>true</ActivitiesFurtherExemptPrpsInd>
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        <DirectPoliciesInd>false</DirectPoliciesInd>
        <AppointElectMajorityOfficerInd>false</AppointElectMajorityOfficerInd>
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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION D, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FRIENDS OF THE WARREN COUNTY LIBRARY MAINTAIN A CLOSE RELATIONSHIP WITH THE LIBRARY, THE ORGANIZATION WHICH THEY SUPPORT, BY HAVING A LIBRARY STAFF LIAISON AT EACH FRIENDS' MEETING. THIS PRACTICE SUPPORTS AND ENABLES CLEAR COMMUNICATION BETWEEN THE TWO ORGANIZATIONS.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION D, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE WARREN COUNTY LIBRARY HAS A SIGNIFICANT VOICE IN HOW THE FRIENDS OF THE LIBRARY SPEND THEIR FUNDS. LIBRARY STAFF LIAISONS TYPICALLY PRESENT REQUESTS FOR FRIENDS' FINANCIAL SUPPORT OF LIBRARY SERVICES AND PROGRAMS. THE MAJORITY OF THE FRIENDS' EXPENDITURES ARE INITIATED FROM LIBRARY-GENERATED REQUESTS.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION E, LINE 2a</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOLE PURPOSE OF THE FRIENDS OF THE WARREN COUNTY LIBRARY IS TO SUPPORT THE LIBRARY, MAINLY FINANCIALLY, SO THAT THE LIBRARY CAN OFFER ADDITIONAL AND DIVERSIFIED PROGRAMS TO THE COMMUNITY. LIBRARY STAFF LIAISONS PRESENT REQUESTS TO THE FIRIENDS FOR FINANCIAL SUPPORT OF LIBRARY SERVICES AND PROGRAMMING.</ExplanationTxt>
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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION E, LINE 2b</FormAndLineReferenceDesc>
        <ExplanationTxt>THE WARREN COUNTY LIBRARY OFFERS PROGRAMS TO INVOLVE THE COMMUNITY WITH EDUCATIONAL AND EMPOWERING ACTIVITIES. THE DIVERSITY OF PROGRAMS ENCOURAGE CHILDREN AND ADULTS TO PARTICIPATE AND ENGAGE SOCIALLY, IN ADDITION TO PROMOTING READING SKILLS AND CREATIVITY.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>PART IV, SECTION E, LINE Ic</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FRIENDS OF THE WARREN COUNTY LIBRARY SPENT $10,342 IN SUPPORT OF THE WARREN COUNTY LIBRARY, A GOVERNMENT DEPARTMENT OF WARREN COUNTY, NJ.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1, LINE 10</FormAndLineReferenceDesc>
        <ExplanationTxt>GRANTS PAID: ARTS GRANT $10,095; PROGRAMS 10,342; MUSEUM PASSES $600.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER EXPENSES: ANNUAL REPORT FILING FEE $58; CHARITY REGISTRATION FILING FEE $30; FORM 990 FILING FEE $90; BANK SERVICE FEE $36; OFFICE SUPPLIES $94.</ExplanationTxt>
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