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<!--Created: Tue Mar 17 16:09:58 UTC 2026-->
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    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <filer>
        <issuerCredentials>
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          <ccc>XXXXXXXX</ccc>
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          <nameOfIssuer>SEPARATE ACCOUNT FUND C</nameOfIssuer>
          <addressOfIssuer>
            <street1>6400 C Street SW</street1>
            <city>Cedar Rapids</city>
            <state>IA</state>
            <country>X1</country>
            <zipCode>52499</zipCode>
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        <item3>
          <investmentCompActFileNo>811-02025</investmentCompActFileNo>
          <securitiesActFileNumbers>
            <securitiesActFileNo>
              <fileNumber>333-156260</fileNumber>
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        <item4>
          <lastDayOfFiscalYear>12/31/2025</lastDayOfFiscalYear>
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          <aggregateSalePriceOfSecuritiesSold>0</aggregateSalePriceOfSecuritiesSold>
          <aggregatePriceOfSecuritiesRedeemedOrRepurchasedInFiscalYear>241925.51</aggregatePriceOfSecuritiesRedeemedOrRepurchasedInFiscalYear>
          <aggregatePriceOfSecuritiesRedeemedOrRepurchasedAnyPrior>150769375</aggregatePriceOfSecuritiesRedeemedOrRepurchasedAnyPrior>
          <totalAvailableRedemptionCredits>151011300.51</totalAvailableRedemptionCredits>
          <netSales>0</netSales>
          <redemptionCreditsAvailableForUseInFutureYears>(151011300.51)</redemptionCreditsAvailableForUseInFutureYears>
          <multiplierForDeterminingRegistrationFee>0.0001381</multiplierForDeterminingRegistrationFee>
          <registrationFeeDue>0</registrationFeeDue>
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        <signature>
          <signature>/s/Kristine Toscano</signature>
          <nameAndTitle>Kristine Toscano, Controller</nameAndTitle>
          <signatureDate>03/27/2026</signatureDate>
        </signature>
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