﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2023v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-10-21T12:34:05-04:00</ReturnTs>
    <TaxPeriodEndDt>2024-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>050542060</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>THE TAX ADVISORY GROUP INC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>223 MAIN STREET</AddressLine1Txt>
        <CityNm>PORT WASHINGTON</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>110503211</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>112936411</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>THREE HARBORS GARDEN CLUB</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>THRE</BusinessNameControlTxt>
      <PhoneNum>6318974153</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 69</AddressLine1Txt>
        <CityNm>COLD SPRING HARBOR</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>11724</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>AMELIA BROGAN</PersonNm>
      <PersonTitleTxt>PRESIDENT</PersonTitleTxt>
      <PhoneNum>6318974153</PhoneNum>
      <SignatureDt>2024-09-28</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>KENNETH K DILLENBECK</PreparerPersonNm>
      <PTIN>P01235602</PTIN>
      <PhoneNum>5162315575</PhoneNum>
      <PreparationDt>2024-09-28</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-10-15 13:58:12Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="RetDoc1" referenceDocumentId="RetDoc2">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="RetDoc3">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>63027</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>1815</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>43560</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>17650</MembershipDuesAmt>
      <InvestmentIncomeAmt>2</InvestmentIncomeAmt>
      <TotalRevenueAmt>63027</TotalRevenueAmt>
      <FeesAndOtherPymtToIndCntrctAmt>600</FeesAndOtherPymtToIndCntrctAmt>
      <PrintingPublicationsPostageAmt>216</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>48039</OtherExpensesTotalAmt>
      <TotalExpensesAmt>48855</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>14172</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>52727</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>66899</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>52727</BOYAmt>
        <EOYAmt>66899</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>52727</BOYAmt>
        <EOYAmt>66899</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>52727</BOYAmt>
        <EOYAmt>66899</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <PrimaryExemptPurposeTxt>THE MISSION OF THE ORGANIZATION IS TO PROMOTE HORTICULTURAL KNOWLEDGE IN THE DESIGN, CREATION AND DEVELOPMENT OF GARDENS: TO TEACH THE ART OF FLOWER ARRANGING; TO ENCOURAGE THE CONSERVATION OF OUR NATIONAL RESOURCES AND TO STIMULATE COMMUNITY INTEREST IN THE CONSERVATION AND BEAUTIFICATION OF OUR COMMUNITIES.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>CIVIC PROJECTS INCLUDE PLANTING AND MAINTAINING OF THE NANCY S GARDEN LOCATED AT THE COLD SPRING HARBOR PUBLIC LIBRARY. GARDEN MAINTENANCE OF THE TRUSTEE PARK AT LLOYD HARBOR.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>18018</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>18018</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>AMELIA BROGAN</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CAROL KESSLER</PersonNm>
        <TitleTxt>FIRST VP</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ERIN CUNNINGHAM</PersonNm>
        <TitleTxt>SECOND VP</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>BETH PACKERT</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CLAIRE COSTA</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>LARA OLIVIERI</PersonNm>
        <TitleTxt>ASST. TREASU</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>NY</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>CLAIRE COSTA</PersonNm>
        <USAddress>
          <AddressLine1Txt>12 ABBINGTON DRIVE</AddressLine1Txt>
          <CityNm>LLOYD HARBOR</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11743</ZIPCd>
        </USAddress>
        <PhoneNum>6318974153</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>false</LobbyingActivitiesInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="RetDoc3">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>14465</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>15090</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1480</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1556</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1815</CurrentTaxYearAmt>
        <TotalAmt>34406</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>14465</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>15090</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1480</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1556</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>1815</CurrentTaxYearAmt>
        <TotalAmt>34406</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>34406</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>1</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>3</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>3</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>2</CurrentTaxYearAmt>
        <TotalAmt>9</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>34415</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>245301</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.99970</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.99980</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="RetDoc2">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART I, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>EXPENSES CONFERENCES/MEETINGS 7,497 ADMINISTRATIVE EXPENSES 809 ANNUAL CONTRIBUTIONS 2,400 AWARDS,MEMORIALS AND GIFT 682 COMMUNITY OUTREACH 421 COMMUNITY PROJECT 410 FLORAL DESIGNS 410 FUNDRAISING EXPENSES 22,306 GCA DUES AND INSURANCE 6,262 HOSPITALITY 2,755 NYS FILING FEE 50 PROGRAM EXPENSES 3,227 WEBSITE DEVELOPMENT 810 TOTAL 48,039</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART III</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MISSION OF THE ORGANIZATION IS TO PROMOTE HORTICULTURAL KNOWLEDGE IN THE DESIGN, CREATION AND DEVELOPMENT OF GARDENS: TO TEACH THE ART OF FLOWER ARRANGING; TO ENCOURAGE THE CONSERVATION OF OUR NATIONAL RESOURCES AND TO STIMULATE COMMUNITY INTEREST IN THE CONSERVATION AND BEAUTIFICATION OF OUR COMMUNITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>