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      <OtherChangesInNetAssetsAmt>-574541</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
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      <AuditCommitteeInd>true</AuditCommitteeInd>
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      <GrossInvestmentIncome170Grp>
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      <GiftsGrantsContrisRcvd509Grp>
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        <CurrentTaxYearMinus3YearsAmt>2117660</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1022765</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2340662</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1477155</CurrentTaxYearAmt>
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      <GrossReceiptsAdmissionsGrp>
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        <CurrentTaxYearMinus3YearsAmt>884679</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>961237</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>678083</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearMinus3YearsAmt>3002339</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>3018745</CurrentTaxYearMinus1YearAmt>
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      <GrossInvestmentIncome509Grp>
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        <CurrentTaxYearMinus2YearsAmt>263</CurrentTaxYearMinus2YearsAmt>
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        <CurrentTaxYearAmt>324</CurrentTaxYearAmt>
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      <InvestmentIncomeAndUBTIGrp>
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        <CurrentTaxYearMinus1YearAmt>506</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>324</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus3YearsAmt>50842</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>67022</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>65190</CurrentTaxYearMinus1YearAmt>
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      <PublicSupportPY509Pct>0.97180</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00480</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.00480</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Pt III Ln 12</FormAndLineReferenceDesc>
        <ExplanationTxt>Other Income Part III, Line 12 Description: Management Fees 2012: 41654. 2013: 48892. 2014: 52344. 2015: 53436. 2016: 51600. Description: Honoraria/Training 2012: 5524. 2013: 1950. 2014: 14678. 2015: 11754. 2016: 11349. Description: Registration Fees 2012: 37725. 2013: 0. 2014: 0. 2015: 0. 2016: 0.</ExplanationTxt>
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    <IRS990ScheduleB documentId="00000003">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
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        <FilingOrganizationsTotalAmt>963</FilingOrganizationsTotalAmt>
      </TotalDirectLobbyingGrp>
      <TotalLobbyingExpendGrp>
        <FilingOrganizationsTotalAmt>963</FilingOrganizationsTotalAmt>
      </TotalLobbyingExpendGrp>
      <OtherExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>2455218</FilingOrganizationsTotalAmt>
      </OtherExemptPurposeExpendGrp>
      <TotalExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>2456181</FilingOrganizationsTotalAmt>
      </TotalExemptPurposeExpendGrp>
      <LobbyingNontaxableAmountGrp>
        <FilingOrganizationsTotalAmt>272809</FilingOrganizationsTotalAmt>
      </LobbyingNontaxableAmountGrp>
      <GrassrootsNontaxableGrp>
        <FilingOrganizationsTotalAmt>68202</FilingOrganizationsTotalAmt>
      </GrassrootsNontaxableGrp>
      <AvgLobbyingNontaxableAmountGrp>
        <CurrentYearMinus3Amt>265610</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>263900</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>272968</CurrentYearMinus1Amt>
        <CurrentYearAmt>272809</CurrentYearAmt>
        <TotalAmt>1075287</TotalAmt>
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      <LobbyingCeilingAmt>1612931</LobbyingCeilingAmt>
      <AvgTotalLobbyingExpendGrp>
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        <CurrentYearMinus2Amt>11930</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>5661</CurrentYearMinus1Amt>
        <CurrentYearAmt>963</CurrentYearAmt>
        <TotalAmt>20210</TotalAmt>
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      <AvgGrassrootsNontaxableGrp>
        <CurrentYearMinus3Amt>66403</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>65975</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>68242</CurrentYearMinus1Amt>
        <CurrentYearAmt>68202</CurrentYearAmt>
        <TotalAmt>268822</TotalAmt>
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      <CloselyHeldEquityInterestsGrp>
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        <MethodValuationCd>C</MethodValuationCd>
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      <TotalBookValueSecuritiesAmt>495476</TotalBookValueSecuritiesAmt>
      <OtherAssetsOrgGrp>
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      <TotalRevEtcAuditedFinclStmtAmt>1901784</TotalRevEtcAuditedFinclStmtAmt>
      <RevenueSubtotalAmt>1901784</RevenueSubtotalAmt>
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      <RevenueNotReportedFinclStmtAmt>480270</RevenueNotReportedFinclStmtAmt>
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      <ExpensesNotReportedAmt>94271</ExpensesNotReportedAmt>
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      <TotalExpensesPerForm990Amt>2456181</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt XI, Line 4b</FormAndLineReferenceDesc>
        <ExplanationTxt>PT XI, LINE 4b: $480,270 Refund of prior year contribution netted with current year contribution revenue in audit.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="00000006">
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <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>NANCY ELDRIDGE</PersonNm>
        <BaseCompensationFilingOrgAmt>167093</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>1997</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>32065</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>201155</TotalCompensationFilingOrgAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>PT VI, LINE 11b: The CFO performs a detailed review of the Form 990 and discusses any questions with the preparer prior to submission. The return is shared with the Board members at the next meeting after the return is completed.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>PT VI, LINE 12c: Conflict of interest statements are completed annually by Board members &amp; key personnel. The Company handbook requires all conflicts to be disclosed &amp; resolved. Management &amp; Board members review annual statements each year to determine if any conflicts exist.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>PT VI, LINE 15a: Third-party salary analysis' are periodically conducted. This is used as a guide to determine appropriate compensation for the executive director &amp; other key staff. All staff receive annual performance reviews upon which compensation is based. The executive director is reviewed by the executive committee of the Board. Board members are independent volunteers and are not compensated.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>PT VI, LINE 15b: Third-party salary analysis' are periodically conducted. This is used as a guide to determine appropriate compensation for the executive director &amp; other key staff. All staff receive annual performance reviews upon which compensation is based. The executive director is reviewed by the executive committee of the Board. Board members are independent volunteers and are not compensated.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>PT VI, LINE 19: The Organizations' governing documents, conflict of interest policy, and financial statements are available to the public upon request.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt XI</FormAndLineReferenceDesc>
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        <RelatedOrganizationName>
          <BusinessNameLine1Txt>Healthy Housing Solutions Inc</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
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          <CityNm>Columbia</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>21044</ZIPCd>
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        <EIN>200387562</EIN>
        <PrimaryActivitiesTxt>Technical Consulting</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MD</LegalDomicileStateCd>
        <DirectControllingEntityName>
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        </DirectControllingEntityName>
        <EntityTypeTxt>C</EntityTypeTxt>
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        <ShareOfEOYAssetsAmt>564984</ShareOfEOYAssetsAmt>
        <OwnershipPct>1.00000</OwnershipPct>
        <ControlledOrganizationInd>true</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>false</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>true</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>true</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>true</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>true</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>true</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>true</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>Healthy Housing Solutions Inc (Credit Line Guaranteed FOR)</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>d</TransactionTypeTxt>
        <InvolvedAmt>200000</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Guaranty Amount</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>Healthy Housing Solutions Inc (Dividend Received FROM)</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>f</TransactionTypeTxt>
        <InvolvedAmt>100000</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Actual Cost</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>Healthy Housing Solutions Inc (Services Performed FOR)</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>l</TransactionTypeTxt>
        <InvolvedAmt>67710</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Actual Cost</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>Healthy Housing Solutions Inc (Services Performed BY)</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>m</TransactionTypeTxt>
        <InvolvedAmt>798</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Actual Cost</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>Healthy Housing Solutions Inc (FacilitiesEquip Sharing)</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>n</TransactionTypeTxt>
        <InvolvedAmt>54114</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Actual Cost</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>Healthy Housing Solutions Inc (Reimbursed Expenses)</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>q</TransactionTypeTxt>
        <InvolvedAmt>26886</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Actual Cost</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>