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        <ExplanationTxt>CONSOLIDATED SUBSIDIARY REVENUE AND ELIMINATIONS -2,722.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>CONSOLIDATED SUBSIDIARY AND ELIMINATIONS -2,725.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11</FormAndLineReferenceDesc>
        <ExplanationTxt>DRAFT COPY OF THE FORM 990 WILL BE SENT TO ALL BOARD MEMBERS FOR REVIEW PRIOR TO FILING. NCAT WILL RECEIVE POSITIVE CONFIRMATION FROM THE BOARD MEMBERS THAT THEY HAVE RECEIVED THE DRAFT PRIOR TO FILING.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTROLLER &amp; EXECUTIVE DIRECTOR REVIEW ALL CONTRACTS FOR POTENTIAL CONFLICTS UTILIZING THE INFORMATION DISCLOSED BY BOARD MEMBERS &amp; GENERAL KNOWLEDGE OF ORGANIZATIONAL ACTIVITIES.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>TOP MANAGEMENT SALARIES ARE REVIEWED ANNUALLY BY THE PERSONNEL COMMITTEE UTILIZING INFORMATION OBTAINED THROUGH A NATIONAL SALARY ASSESSMENT TOOL &amp; OTHER INDEPENDENT SOURCES. COMMITTEE DECISIONS ARE RECORDED IN MEETING MINUTES.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>FORM 990 IS AVAILABLE ON NCAT'S WEBSITE &amp; UPON REQUEST. FORM 1023 &amp; OTHER POLICIES ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
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        <PrimaryActivitiesTxt>ASSIST AGENCIES/PRIVATE PARTIES IN DEVELOPMENT OF SUSTAINABLE TECHNOLOGIES</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MT</LegalDomicileStateCd>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NATIONAL CENTER FOR APPROPRIATE TECHNOLOGY</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <EntityTypeTxt>C</EntityTypeTxt>
        <ShareOfTotalIncomeAmt>-4683</ShareOfTotalIncomeAmt>
        <ShareOfEOYAssetsAmt>167515</ShareOfEOYAssetsAmt>
        <OwnershipPct>1.00000</OwnershipPct>
        <ControlledOrganizationInd>1</ControlledOrganizationInd>
      </IdRelatedOrgTxblCorpTrGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>1</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>0</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>0</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>0</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>