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    <ReturnTs>2026-09-15T05:58:43-07:00</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>136194669</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>CONNECTICUT AUTOMOBILE INSURANCE PLAN</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>CONN</BusinessNameControlTxt>
      <PhoneNum>4019462310</PhoneNum>
      <USAddress>
        <AddressLine1Txt>c/o AIPSO 302 CENTRAL AVENUE</AddressLine1Txt>
        <CityNm>JOHNSTON</CityNm>
        <StateAbbreviationCd>RI</StateAbbreviationCd>
        <ZIPCd>029194932</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Jennifer DeOliveira</PersonNm>
      <PersonTitleTxt>Manager, Financial &amp; Investment Ser</PersonTitleTxt>
      <PhoneNum>4019462310</PhoneNum>
      <SignatureDt>2026-09-15</SignatureDt>
    </BusinessOfficerGrp>
    <TaxYr>2025</TaxYr>
  </ReturnHeader>
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      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
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      <WebsiteAddressTxt>www.aipso.com/ct</WebsiteAddressTxt>
      <Organization501cInd organization501cTypeTxt="6">X</Organization501cInd>
      <TypeOfOrganizationAssocInd>X</TypeOfOrganizationAssocInd>
      <GrossReceiptsAmt>109280</GrossReceiptsAmt>
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      <ContributionsGiftsGrantsEtcAmt>0</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>107624</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>0</MembershipDuesAmt>
      <InvestmentIncomeAmt>1656</InvestmentIncomeAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <GainOrLossFromSaleOfAssetsAmt>0</GainOrLossFromSaleOfAssetsAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
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      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
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      <PrintingPublicationsPostageAmt>463</PrintingPublicationsPostageAmt>
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      <NetAssetsOrFundBalancesBOYAmt>-73101</NetAssetsOrFundBalancesBOYAmt>
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      <NetAssetsOrFundBalancesEOYAmt>-66369</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
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        <EOYAmt>28013</EOYAmt>
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        <EOYAmt>2001</EOYAmt>
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        <EOYAmt>30014</EOYAmt>
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        <EOYAmt>96383</EOYAmt>
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        <BOYAmt>-73101</BOYAmt>
        <EOYAmt>-66369</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>see note below</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>To make motor vehicle insurance available for personsunable to obtain coverage in the voluntary market.</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <BusinessName>
          <BusinessNameLine1Txt>Amica Mutual Ins Co</BusinessNameLine1Txt>
        </BusinessName>
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      <OfficerDirectorTrusteeEmplGrp>
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          <BusinessNameLine1Txt>State Farm Mutual Auto Insurance Company</BusinessNameLine1Txt>
        </BusinessName>
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      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <BusinessName>
          <BusinessNameLine1Txt>The Travelers Companies</BusinessNameLine1Txt>
        </BusinessName>
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        <AverageHrsPerWkDevotedToPosRt>0.10</AverageHrsPerWkDevotedToPosRt>
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      <OfficerDirectorTrusteeEmplGrp>
        <BusinessName>
          <BusinessNameLine1Txt>Allstate Insurance Co</BusinessNameLine1Txt>
        </BusinessName>
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      <OfficerDirectorTrusteeEmplGrp>
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          <BusinessNameLine1Txt>21st Century Centennial Ins Co</BusinessNameLine1Txt>
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          <BusinessNameLine1Txt>Nationwide Mutual Ins Co</BusinessNameLine1Txt>
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        <PersonNm>Joseph Bishop MBI Company GRP LLC</PersonNm>
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          <BusinessNameLine1Txt>Danielle Brown DBL Eagle Ins Agy</BusinessNameLine1Txt>
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      <OfficerDirectorTrusteeEmplGrp>
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      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
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      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
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      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
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      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>AIPSO</BusinessNameLine1Txt>
        </BusinessName>
        <USAddress>
          <AddressLine1Txt>302 CENTRAL AVENUE</AddressLine1Txt>
          <CityNm>JOHNSTON</CityNm>
          <StateAbbreviationCd>RI</StateAbbreviationCd>
          <ZIPCd>029194932</ZIPCd>
        </USAddress>
        <PhoneNum>4019462310</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
    </IRS990EZ>
    <IRS990ScheduleO documentId="IRS990ScheduleO-01" softwareId="25022686">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part I, Line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>Miscellaneous Income</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Insurance 9.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Miscellaneous 438.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Electronic Subscriptions 228.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part I, Line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>Reapportionment of prior years excess -3836.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part I, Line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>Reallocation adjustment -786.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part I, Line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>Change in Pension benefit other than net periodic cost 1664.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>Accounts Receivable Assessment 1099. 1904.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 24</FormAndLineReferenceDesc>
        <ExplanationTxt>Accounts Receivable Other 309. 97.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 26</FormAndLineReferenceDesc>
        <ExplanationTxt>Accounts Payable &amp; Accrued Expenses 10685. 10845.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990EZ, Part II, Line 26</FormAndLineReferenceDesc>
        <ExplanationTxt>Due to AIPSO - pension 86715. 85538.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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