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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>UNDER ASC 740, "INCOME TAXES," AN ORGANIZATION MUST RECOGNIZE THE TAX BENEFIT ASSOCIATED WITH TAX POSITIONS TAKEN FOR TAX RETURN PURPOSES WHEN IT IS MORE LIKELY THAN NOT THAT THE POSITION WILL NOT BE SUSTAINED. THE FOUNDATION DOES NOT BELIEVE THERE ARE ANY MATERIAL UNCERTAIN TAX POSITIONS AND, ACCORDINGLY, IT WILL NOT RECOGNIZE ANY LIABILITY FOR UNRECOGNIZED TAX BENEFITS. THE FOUNDATION HAS FILED FOR AND RECEIVED INCOME TAX EXEMPTIONS IN THE JURISDICTIONS WHERE IT IS REQUIRED TO DO SO. ADDITIONALLY, THE FOUNDATION HAS FILED INTERNAL REVENUE SERVICE FORM 990 TAX RETURNS, AS REQUIRED, AND ALL OTHER APPLICABLE RETURNS IN JURISDICTIONS WHEN IT IS REQUIRED. FOR THE YEAR ENDED DECEMBER 31, 2020, THERE WAS NO INTEREST OR PENALTIES RECORDED OR INCLUDED IN THE CONSOLIDATED STATEMENT OF CHANGES IN NET ASSETS.</ExplanationTxt>
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        <Event2Nm>Galas</Event2Nm>
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        <ExplanationTxt>THE REQUEST IS MADE AT COMMITTEE MEETING. IT IS DISCUSSED AND VOTED ON BY THE MEMBERS. IF PASSED, A CHECK REQUEST IS WRITTEN AND SUPPLIED TO PURCHASING AND ACCOUNTS PAYABLE. ONCE ITEM IS RECEIVED, A LETTER REQUESTING TRANSFER OF FUNDS TO stony brook EASTERN LONG ISLAND HOSPITAL IS SIGNED BY THE CHAIRMAN OF THE ORGANIZATION. MONTHLY REPORTS ARE SUPPLIED TO stony brook EASTERN LONG ISLAND HOSPITAL, a division of Stony Brook University Hospital, TO THE ORGANIZATION COMMITTEE SHOWING THE PROGRESS OF PURCHASES OF EQUIPMENT.</ExplanationTxt>
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      <BoatsAndPlanesGrp />
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      <RealEstateOtherGrp />
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      <ArchaeologicalArtifactsGrp />
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS, PETER HAROLD AND ERICA HAROLD ARE HUSBAND AND WIFE, RESPECTIVELY. FORM 990, PART VI, SECTION A, LINE 4: the bylaws of the organization were amended in January 2020 to be a supporting organization to Stony Brook Eastern Long Island Hospital from Eastern Long Island Hospital Association, Inc. FORM 990, PART VI, SECTION A, LINE 6: THE SOLE MEMBER OF THE CORPORATION IS THE EASTERN LONG ISLAND HOSPITAL ASSOCIATION, INC. FORM 990, PART VI, SECTION A, LINE 7A: THE BOARD OF DIRECTORS IS DETERMINED AND ELECTED BY THE MEMBER AT THE ORGANIZATIONAL MEETING OF THE MEMBER HELD ANNUALLY. FORM 990, PART VI, SECTION A, LINE 7B: AMENDMENT TO THE CERTIFICATE OF INCORPORATION AND/OR BY-LAWS MUST BE APPROVED BY THE MEMBER. FORM 990, PART VI, SECTION B, LINE 11: THE FORM 990 WAS PREPARED BY AN INDEPENDENT ACCOUNTING FIRM IN CONJUNCTION WITH THE ORGANIZATION'S FINANCIAL DEPARTMENT. A COPY OF THE DRAFT FORM 990 WAS CIRCULATED TO THE FULL BOARD OF TRUSTEES IN EITHER PAPER OR ELECTRONIC FORM FOR DISCUSSION AND COMMENT. EACH BOARD MEMBER WAS PROVIDED OPPORTUNITY TO COMMENT ON THE INFORMATION CONTAINED IN THE 990 PRIOR TO ITS FILING WITH THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C:</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH DIRECTOR, OFFICER AND MEMBER OF A COMMITTEE WITH BOARD DELEGATED POWERS IS REQUIRED TO ANNUALLY FILE A CONFLICT-OF-INTEREST DISCLOSURE STATEMENT TO DISCLOSE ANY POTENTIAL CONFLICTS. ALL SUBMISSIONS ARE REVIEWED BY BOARD MEMBERS TO DETERMINE IF A CONFLICT EXISTS. ONCE A BOARD MEMBER HAS DISCLOSED A POTENTIAL CONFLICT OF INTEREST AND THE BOARD DETERMINES A CONFLICT EXISTS, THE INDIVIDUAL AFFECTED MAY MAKE A PRESENTATION AT THE BOARD MEETING, BUT AFTER SUCH PRESENTATION, HE OR SHE SHALL LEAVE THE MEETING DURING THE DISCUSSION OF, AND THE VOTE ON, THE TRANSACTION OR ARRANGEMENT THAT RESULTS IN THE CONFLICT OF INTEREST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINES 15A AND 15B:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION DOES NOT COMPENSATE ANY OFFICER OR KEY EMPLOYEE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19:</FormAndLineReferenceDesc>
        <ExplanationTxt>UPON REQUEST, THE ORGANIZATION WILL MAKE AVAILABLE ONLY THOSE DOCUMENTS REQUIRED TO BE DISCLOSED UNDER THE PUBLIC INSPECTION LAWS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="IRS990ScheduleR">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>EASTERN LONG ISLAND HOSPITAL ASSOC INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>201 MANOR PLACE</AddressLine1Txt>
          <CityNm>GREENPORT</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11944</ZIPCd>
        </USAddress>
        <EIN>111633563</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>STONY BROOK UNIVERSITY HOSPITAL</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>101 NICOLS ROAD</AddressLine1Txt>
          <CityNm>SETAUKET</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11794</ZIPCd>
        </USAddress>
        <EIN>113243405</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>NA</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>true</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>true</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>false</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>true</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>true</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
