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    <ReturnTs>2026-06-29T12:06:47Z</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>842205345</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>CENTER FOR ONGOING AND SUSTAINABLE EDUCATION-COSE</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>CENT</BusinessNameControlTxt>
      <PhoneNum>8576153912</PhoneNum>
      <USAddress>
        <AddressLine1Txt>590 court st</AddressLine1Txt>
        <CityNm>Brockton</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>02302</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Schimiliguen Janvier</PersonNm>
      <PersonTitleTxt>Founder &amp; Executive Director</PersonTitleTxt>
      <PhoneNum>8576153912</PhoneNum>
      <SignatureDt>2026-06-29</SignatureDt>
    </BusinessOfficerGrp>
    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
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    <IRS990EZ documentId="SIMPLE990" documentName="IRS990EZ" referenceDocumentName="IRS990ScheduleO ReasonableCauseExplanation TransfersPersonalBenefitsContractsDeclaration BinaryAttachment">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <WebsiteAddressTxt>www.coseh.org</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="ScheduleA" referenceDocumentName="IRS990ScheduleA">X</Organization501c3Ind>
      <TypeOfOrganizationOtherInd>X</TypeOfOrganizationOtherInd>
      <TypeOfOrganizationOtherDesc>Charity</TypeOfOrganizationOtherDesc>
      <GrossReceiptsAmt>18215</GrossReceiptsAmt>
      <ContributionsGiftsGrantsEtcAmt>18215</ContributionsGiftsGrantsEtcAmt>
      <TotalRevenueAmt>18215</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>9914</GrantsAndSimilarAmountsPaidAmt>
      <FeesAndOtherPymtToIndCntrctAmt>90</FeesAndOtherPymtToIndCntrctAmt>
      <PrintingPublicationsPostageAmt>525</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>7682</OtherExpensesTotalAmt>
      <TotalExpensesAmt>18211</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>4</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>315</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>319</NetAssetsOrFundBalancesEOYAmt>
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        <BOYAmt>315</BOYAmt>
        <EOYAmt>319</EOYAmt>
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      <PrimaryExemptPurposeTxt>COSE aims to empower youth in Haiti through merit-need secondary scholarship programs to foster a new generation of leaders in Haiti. Our motto is Educate to Change.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>For the 2025 and 2026 academic year, COSE helped 33 students attend secondary school in Haiti. We provided tuition, books, and school supplies to each student. This was made possible by donations received in 2025. Payments for the first semester of the previous school year were made in Fall 2025, and payments for the second semester were made in January 2025.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>9914</GrantsAndAllocationsAmt>
        <ForeignGrantsInd>X</ForeignGrantsInd>
        <ProgramServiceExpensesAmt>18211</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>18211</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm referenceDocumentName="CompensationExplanation">Schimiliguen Janvier</PersonNm>
        <TitleTxt>Founder/Executive Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>3.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd referenceDocumentName="IRS990ScheduleC">false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd referenceDocumentName="IRS990ScheduleN BinaryAttachment">false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd referenceDocumentName="IRS990ScheduleL">false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>MA</StatesWhereCopyOfReturnIsFldCd>
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        <PersonNm>Schimiliguen Janvier</PersonNm>
        <USAddress>
          <AddressLine1Txt>590 Court St</AddressLine1Txt>
          <CityNm>Brockton</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02302</ZIPCd>
        </USAddress>
        <PhoneNum>8576153912</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd referenceDocumentName="IRS990ScheduleC">false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentName="IRS990ScheduleC">false</LobbyingActivitiesInd>
      <SchoolOperatingInd referenceDocumentName="IRS990ScheduleE">false</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <RelatedOrgSect527OrgInd>false</RelatedOrgSect527OrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <OtherEmployeePaidOver100kCnt>0</OtherEmployeePaidOver100kCnt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <CntrctRcvdGreaterThan100KCnt>0</CntrctRcvdGreaterThan100KCnt>
      <FiledScheduleAInd>true</FiledScheduleAInd>
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    <IRS990ScheduleA documentId="ScheduleA" documentName="IRS990ScheduleA">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <SupportedOrganizationsCnt>0</SupportedOrganizationsCnt>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>10000</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>10800</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>19500</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18500</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>18215</CurrentTaxYearAmt>
        <TotalAmt>77015</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>10000</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>10800</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>19500</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18500</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>18215</CurrentTaxYearAmt>
        <TotalAmt>77015</TotalAmt>
      </TotalCalendarYear170Grp>
      <PublicSupportTotal170Amt>77015</PublicSupportTotal170Amt>
      <TotalSupportAmt>77015</TotalSupportAmt>
      <PublicSupportCY170Pct>1.00000</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>1.00000</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
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        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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    <IRS990ScheduleO documentId="ScheduleO" documentName="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 10</FormAndLineReferenceDesc>
        <ExplanationTxt>Provided tuition and school supplies for 31 students for academic year of 2024-2025 and 33 students in academic year of 2025-2026. 1.College Mixte Wesleyenne received $ 1,547 2. College Mixte Canaan received $ 1,426 3. College Excelsior received $ 2713 4. Justin Lherisson received $1843 5. College Mixte Decoste received $ 278. Toussaint Louverture received $ 1287. $820 for books and school supplies were paid on behalf of the 33 students for school year 2025-2026.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 13</FormAndLineReferenceDesc>
        <ExplanationTxt>$90 Filing tax returns for the year 2024.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>$525 for shipping stuff to Haiti for the students used.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>$505 incurred for the purchase of calling cards, office supplies, and shipping payment in the Boston Office. $ 4,300 stipend for the Project Administrative Assistant and 2 Tutors to work with students during the after-school period. $2575 incurred for printing, flyers, transportation, 1 workshop, 1 field trip, and refreshments for 1 parents' meeting and logistics. $302 incurred for miscellaneous (purchasing of paints and wood to fix the meeting area).</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <ReasonableCauseExplanation documentId="ReasonableCauseExplanation" documentName="ReasonableCauseExplanation">
      <ExplanationTxt>Due to my final studies, we could not file the tax on time. I know this has been repetitive, and we're working to improve our filings. Please grant us this waiver.</ExplanationTxt>
    </ReasonableCauseExplanation>
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