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<Return xmlns="http://www.irs.gov/efile" returnVersion="2023v6.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-09-17T17:17:53-04:00</ReturnTs>
    <TaxPeriodEndDt>2024-08-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>473770603</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Bill Soderstedt CPA PC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1746 S Victoria Ave Suite 290</AddressLine1Txt>
        <CityNm>Ventura</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>93003</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-09-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>680523245</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>RIO TEACHERS ASSOCIATION</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>RIOT</BusinessNameControlTxt>
      <USAddress>
        <AddressLine1Txt>551 S BRENT ST</AddressLine1Txt>
        <CityNm>VENTURA</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>93003</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>CHRISTIE HENGGELER</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>8018982243</PhoneNum>
      <SignatureDt>2025-09-17</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>Roger W Soderstedt Jr</PreparerPersonNm>
      <PTIN>P00735330</PTIN>
      <PhoneNum>8058507200</PhoneNum>
      <PreparationDt>2025-09-17</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="2">
    <IRS990EZ documentId="IRS990EZ">
      <GroupExemptionNum>4003</GroupExemptionNum>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <Organization501cInd organization501cTypeTxt="5">X</Organization501cInd>
      <TypeOfOrganizationAssocInd>X</TypeOfOrganizationAssocInd>
      <GrossReceiptsAmt>54098</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <MembershipDuesAmt>54098</MembershipDuesAmt>
      <TotalRevenueAmt>54098</TotalRevenueAmt>
      <OtherExpensesTotalAmt>58398</OtherExpensesTotalAmt>
      <TotalExpensesAmt>58398</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-4300</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>56251</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>51951</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>56251</BOYAmt>
        <EOYAmt>51951</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>56251</BOYAmt>
        <EOYAmt>51951</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>56251</BOYAmt>
        <EOYAmt>51951</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>LABOR UNION AND COLLECTIVE BARGAINING</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>THE ORGANIZATION PROVIDES REPRESENTATION AND SUPPORT FOR ITS MEMBERSHIP.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MARISELA VALDEZ</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>RIZZA HUSBAND</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JACQUELINE JONES</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CHRISTIE HENGGELER</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>RYAN DELAWAY</PersonNm>
        <TitleTxt>MEMBERSHIP SECRETARY</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.50</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>CHRISTIE HENGGELER</PersonNm>
        <USAddress>
          <AddressLine1Txt>551 SOUTH BRENT STREET</AddressLine1Txt>
          <CityNm>VENTURA</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>93003</ZIPCd>
        </USAddress>
        <PhoneNum>8018982243</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>
    </IRS990EZ>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>General explanation attachment</FormAndLineReferenceDesc>
        <ExplanationTxt>THE LATE FILING OF THIS RETURN IS DUE TO INADVERTENT OVERSIGHT BY OUR VOLUNTEER TREASURER. ONCE IDENTIFIED, WE FILED THE RETURN AS QUICKLY AS POSSIBLE. OUR ORGANIZATION IS A SMALL, VOLUNTEER-RUN TEACHERS ASSOCIATION. WE DO NOT HAVE PAID STAFF OR PROFESSIONAL ADMINISTRATORS, AND WE RELY ON VOLUNTEER BOARD MEMBERS TO HANDLE COMPLIANCE. WE HAVE IMPLEMENTED CORRECTIVE MEASURES TO ENSURE FUTURE FILINGS ARE TIMELY, INCLUDING: ESTABLISHING CALENDAR REMINDERS FOR IRS FILING DEADLINES, REQUIRING BOARD-LEVEL REVIEW AND CONFIRMATION OF EACH YEARS RETURN, AND CONSULTING WITH A TAX PROFESSIONAL TO ASSIST WITH COMPLIANCE. THIS OVERSIGHT WAS NOT THE RESULT OF WILLFUL NEGLECT, AND WE RESPECTFULLY REQUEST THAT ANY PENALTIES ASSESSED FOR LATE FILING BE WAIVED ON THE BASIS OF REASONALE CAUSE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Description of other expenses Part I line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION AMOUNTCOMMITTEES 250CONTRACT MAINTENANCE 6,625GOVERNANCE 30,330MEMBER OUTREACH 20,013WEBSITE 1,180</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>