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        <ProgramServicesAmt>12798</ProgramServicesAmt>
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        <FundraisingAmt>1182</FundraisingAmt>
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        <ProgramServicesAmt>61579</ProgramServicesAmt>
        <ManagementAndGeneralAmt>19671</ManagementAndGeneralAmt>
        <FundraisingAmt>4277</FundraisingAmt>
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        <ProgramServicesAmt>37591</ProgramServicesAmt>
        <ManagementAndGeneralAmt>18226</ManagementAndGeneralAmt>
        <FundraisingAmt>1139</FundraisingAmt>
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        <ManagementAndGeneralAmt>6789</ManagementAndGeneralAmt>
        <FundraisingAmt>424</FundraisingAmt>
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        <Desc>BAD DEBT EXPENSE</Desc>
        <TotalAmt>360526</TotalAmt>
        <ProgramServicesAmt>360526</ProgramServicesAmt>
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      <OtherExpensesGrp>
        <Desc>PRODUCT DEVELOPMENT</Desc>
        <TotalAmt>203477</TotalAmt>
        <ProgramServicesAmt>203477</ProgramServicesAmt>
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        <ProgramServicesAmt>1900590</ProgramServicesAmt>
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        <FundraisingAmt>38629</FundraisingAmt>
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        <EOYAmt>31368833</EOYAmt>
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        <EOYAmt>2727389</EOYAmt>
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      <PrepaidExpensesDefrdChargesGrp>
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        <EOYAmt>22228</EOYAmt>
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      <InvestmentsOtherSecuritiesGrp>
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        <EOYAmt>6970712</EOYAmt>
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      <OtherAssetsTotalGrp>
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        <EOYAmt>1886</EOYAmt>
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      <TotalAssetsGrp>
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        <EOYAmt>41091048</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>242134</EOYAmt>
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      <EscrowAccountLiabilityGrp>
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        <EOYAmt>6390374</EOYAmt>
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        <EOYAmt>6632508</EOYAmt>
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      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
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        <EOYAmt>27093964</EOYAmt>
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      <DonorRestrictionNetAssetsGrp>
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        <EOYAmt>7364576</EOYAmt>
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        <EOYAmt>34458540</EOYAmt>
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      <TotLiabNetAssetsFundBalanceGrp>
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        <EOYAmt>41091048</EOYAmt>
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      <ReconcilationRevenueExpnssAmt>16848305</ReconcilationRevenueExpnssAmt>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
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        <CurrentTaxYearMinus3YearsAmt>843170</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>685612</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>500816</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>192725</CurrentTaxYearAmt>
        <TotalAmt>14404024</TotalAmt>
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      <TotalCalendarYear170Grp>
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        <CurrentTaxYearMinus3YearsAmt>843170</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>685612</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>500816</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>192725</CurrentTaxYearAmt>
        <TotalAmt>14404024</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>14404024</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
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        <CurrentTaxYearMinus3YearsAmt>407856</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>146911</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>54307</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>686662</CurrentTaxYearAmt>
        <TotalAmt>1414385</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>15818409</TotalSupportAmt>
      <PublicSupportCY170Pct>0.91060</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.95820</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
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      <EndingBalanceAmt>6285374</EndingBalanceAmt>
      <InclEscrowCustodialAcctLiabInd>1</InclEscrowCustodialAcctLiabInd>
      <ExplanationProvidedInd>X</ExplanationProvidedInd>
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      <FootnoteTextInd>X</FootnoteTextInd>
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      <DonatedServicesAndUseFcltsAmt>18666</DonatedServicesAndUseFcltsAmt>
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      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>19408579</TotalRevenuePerForm990Amt>
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      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>2560274</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART IV, LINE 2B:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ESCROW ACCOUNT LIABILITY REPRESENTS FUNDS RECEIVED UNDER A CONTRACT BETWEEN MONTGOMERY COUNTY GREEN BANK CORPORATION AND MONTGOMERY COUNTY. THE FUNDS ARE HELD BY MONTGOMERY COUNTY GREEN BANK CORPORATION AND ARE TO BE USED ONLY BY MONTGOMERY COUNTY AND FOR MONTGOMERY COUNTY PURPOSES AS MONTGOMERY COUNTY WOULD REQUEST. MONTGOMERY COUNTY MAY, IN ITS SOLE DISCRETION, REPLENISH THE REVOLVING FUND. ANY REMAINING FUNDS ARE TO BE RETURNED TO MONTGOMERY COUNTY AT THE CONCLUSION OF THE CONTRACT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>MONTGOMERY COUNTY GREEN BANK CORPORATION IS A NONPROFIT ORGANIZATION AND IS EXEMPT FROM THE PAYMENT OF TAXES ON INCOME OTHER THAN NET UNRELATED BUSINESS INCOME UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. NO PROVISION FOR INCOME TAXES IS REQUIRED FOR THE YEARS ENDED JUNE 30, 2023 AND 2022, AS THE ORGANIZATION HAD NO SIGNIFICANT NET UNRELATED BUSINESS INCOME.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
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      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>1</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>THOMAS DEYO</PersonNm>
        <TitleTxt>CHIEF EXECUTIVE OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>203261</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>372</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>12364</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>215997</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>STEPHEN MOREL</PersonNm>
        <TitleTxt>CHIEF EXECUTIVE OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>186893</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>8500</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>2434</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>11310</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>209137</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>STEPHEN MOREL, CHIEF EXECUTIVE OFFICER, RECEIVED A BONUS OF $8,500 DURING THE YEAR ENDED JUNE 30, 2023.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 3:</FormAndLineReferenceDesc>
        <ExplanationTxt>APPROVED IN ADVANCE BY APPROVAL BODY COMPOSED ENTIRELY OF INDIVIDUALS WHO DO NOT HAVE CONFLICTS OF INTEREST WITH RESPECT TO THE COMPENSATION ARRANGEMENT. DATA DEMONSTRATING FAIR MARKET OF COMPENSATION IS USED, WHICH MAY INCLUDE EXPERT COMPENSATION STUDIES BY INDEPENDENT FIRMS, WRITTEN JOB OFFERS FOR POSITIONS AT SIMILAR ORGANIZATIONS, DOCUMENTED PHONE CALLS ABOUT SIMILAR POSITIONS AT OTHER ORGANIZATIONS, OR INFORMATION OBTAINED FROM IRS FORM 990 FILINGS OF SIMILAR ORGANIZATIONS. THE APPROVAL BODY CONCURRENTLY DOCUMENTS HOW IT REACHED ITS DECISIONS, INCLUDING DATA ON WHICH IT RELIED.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 WAS PROVIDED TO THE FINANCE AND OPERATING COMMITTEE OF THE BOARD FOR REVIEW, AFTER WHICH THE FORM 990 WAS PROVIDED TO THE FULL BOARD FOR REVIEW.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>MONTGOMERY COUNTY GREEN BANK CORPORATION REQUIRES EACH BOARD DIRECTOR TO DISCLOSE INTERESTS THAT COULD GIVE RISE TO CONFLICTS ANNUALLY BY SIGNING CONFLICT OF INTEREST POLICY. THE BOARD IS RESPONSIBLE FOR ENFORCING THIS POLICY AND THEREFORE ADDRESSING ANY CONFLICTS THAT ARISE. WHEN A CONFLICT IS PRESENTED TO THE BOARD, A QUORUM OF COMMITTEE WILL REVIEW AND VOTE BY MAJORITY ON AN ACTION TO BE TAKEN.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>APPROVED IN ADVANCE BY APPROVAL BODY COMPOSED ENTIRELY OF INDIVIDUALS WHO DO NOT HAVE CONFLICTS OF INTEREST WITH RESPECT TO THE COMPENSATION ARRANGEMENT. DATA DEMONSTRATING FAIR MARKET OF COMPENSATION IS USED, WHICH MAY INCLUDE EXPERT COMPENSATION STUDIES BY INDEPENDENT FIRMS, WRITTEN JOB OFFERS FOR POSITIONS AT SIMILAR ORGANIZATIONS, DOCUMENTED PHONE CALLS ABOUT SIMILAR POSITIONS AT OTHER ORGANIZATIONS, OR INFORMATION OBTAINED FROM IRS FORM 990 FILINGS OF SIMILAR ORGANIZATIONS. THE APPROVAL BODY CONCURRENTLY DOCUMENTS HOW IT REACHED ITS DECISIONS, INCLUDING DATA ON WHICH IT RELIED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
