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      <ExpensesNotReportedAmt>45490</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>1279792</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>18140</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>18140</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>1297932</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II, Line 5: Summarized Policy</FormAndLineReferenceDesc>
        <ExplanationTxt>The Land trust monitors its easement properties regularly in a manner appropriate to the size and restrictions of each property, and keeps documentation of each monitoring activity.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II, Line 9: Organization Reporting of conservation easements.</FormAndLineReferenceDesc>
        <ExplanationTxt>Conservation easements are not reported in revenues or expenses. Conservation easements are not recognized as assets on the financial statements.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part IV, Line 2b: Explanation of escrow account liability</FormAndLineReferenceDesc>
        <ExplanationTxt>Security Deposits</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part XII, Line 2d: Other expenses and losses per audited F/S</FormAndLineReferenceDesc>
        <ExplanationTxt>Rental Expense $45490</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
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      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>David Brant</PersonNm>
        <TitleTxt>Executive Dir.</TitleTxt>
        <BaseCompensationFilingOrgAmt>154200</BaseCompensationFilingOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>4400</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>158600</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleM documentId="IRS990ScheduleM" softwareId="23017517" softwareVersionNum="2023v5.1">
      <RealEstateOtherGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>2</ContributionCnt>
        <NoncashContributionsRptF990Amt>2345000</NoncashContributionsRptF990Amt>
      </RealEstateOtherGrp>
      <AnyPropertyThatMustBeHeldInd>false</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>false</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>false</ThirdPartiesUsedInd>
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    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017517" softwareVersionNum="2023v5.1">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>Members in good standing made a donation to Aspetuck Land Trust that met or exceeded the annual membership dues established by the Board of Directors by January 1.Honorary Members are designated by the Board of Directors. An Honorary Member is any person or legal entity that has made a significant donation of land, interests in land, funds, goods or services, or has volunteered for the Aspetuck Land Trust. An Honorary member shall be a member in good standing for their lifetime and shall be exempt from the payment of annual dues.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>Members in good standing shall elect the members of the governing body at the annual meeting and have the right to vote at any meeting at which members are entitled to vote.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>Members in good standing shall elect the members of the governing body at the annual meeting and have the right to vote at any meeting at which members are entitled to vote.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>The Audit Committee of the Board of Directors reviews the 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>Finance Committee reviews and gives preliminary approval of annual budget and Board of Directors makes final approval. The Executive Committee makes salary recommendations toe the Board using benchmarks of similarly sized organizations. The Executive Committee also makes recommendations to the Board regarding discretionary bonuses paid. The full Board makes the final decisios regarding salaries and bonuses.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>Finance Committee reviews and gives preliminary approval of annual budget and Board of Directors makes final approval. The Executive Committee sets salaries using benchmarks of similarly sized organizations. The Executive Committee determines the amount of any discretionary bonuses paid.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>Documents are available on website and upon request.</ExplanationTxt>
      </SupplementalInformationDetail>
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