<?xml version="1.0" encoding="utf-8"?>
<Return returnVersion="2023v5.0" xmlns="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-05-15T21:49:08Z</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>431871840</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>HRB TAX GROUP INC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1301 MAIN ST STE 102C</AddressLine1Txt>
        <CityNm>KANSAS CITY</CityNm>
        <StateAbbreviationCd>MO</StateAbbreviationCd>
        <ZIPCd>64105</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>810482194</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>POMPEYS PILLAR HISTORICAL ASSOC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>POMP</BusinessNameControlTxt>
      <PhoneNum>4069695380</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 23535</AddressLine1Txt>
        <CityNm>BILLINGS</CityNm>
        <StateAbbreviationCd>MT</StateAbbreviationCd>
        <ZIPCd>59104</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>BEAU MULVANEY</PersonNm>
      <PersonTitleTxt>SECRETARY/TREASURER</PersonTitleTxt>
      <PhoneNum>4069695380</PhoneNum>
      <SignatureDt>2024-04-30</SignatureDt>
      <DiscussWithPaidPreparerInd>false</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>BEAU</PersonFirstNm>
        <PersonLastNm>MULVANEY</PersonLastNm>
      </PersonFullName>
      <SSN>XXX-XX-XXXX</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>SUSAN GIBSON</PreparerPersonNm>
      <PTIN>P00380994</PTIN>
      <PhoneNum>8004725625</PhoneNum>
      <PreparationDt>2024-05-15</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="4" referenceDocumentId="3">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="2">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>173256</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>66440</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>5006</ProgramServiceRevenueAmt>
      <InvestmentIncomeAmt>3879</InvestmentIncomeAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <GrossSalesOfInventoryAmt>97711</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>46186</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>51525</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>220</OtherRevenueTotalAmt>
      <TotalRevenueAmt>127070</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>26776</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>850</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>5595</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>1587</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>40704</OtherExpensesTotalAmt>
      <TotalExpensesAmt>75512</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>51558</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>186859</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>238417</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>154111</BOYAmt>
        <EOYAmt>209172</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>32748</BOYAmt>
        <EOYAmt>35771</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>186859</BOYAmt>
        <EOYAmt>244943</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>186859</BOYAmt>
        <EOYAmt>244943</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>NATIONAL MONUMENT</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>DEVELOPMENT OF THE HISTORIC POTENTIAL OF POMPEYS PILLAR NATIONAL MONUMENT. THE SITE OF THE ONLY REMAINING PHYSICAL EVIDENCE ON THE TRAIL OF THE LEWIS AND CLARK EXPEDITION</DescriptionProgramSrvcAccomTxt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CHRISTIAN COPPEDGE</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>JEFF SHERMAN</PersonNm>
        <TitleTxt>VICE PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>BEAU MULVANEY</PersonNm>
        <TitleTxt>SECRETARY/TREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>BEAU MULVANEY</PersonNm>
        <USAddress>
          <AddressLine1Txt>PO BOX 23535</AddressLine1Txt>
          <CityNm>Billings</CityNm>
          <StateAbbreviationCd>MT</StateAbbreviationCd>
          <ZIPCd>59104</ZIPCd>
        </USAddress>
        <PhoneNum>4065912008</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="2">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus2YearsAmt>13697</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>22733</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>66440</CurrentTaxYearAmt>
        <TotalAmt>102870</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus2YearsAmt>102215</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>87842</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>97711</CurrentTaxYearAmt>
        <TotalAmt>287768</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus2YearsAmt>115912</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>110575</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>164151</CurrentTaxYearAmt>
        <TotalAmt>390638</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>390638</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus2YearsAmt>550</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1659</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3879</CurrentTaxYearAmt>
        <TotalAmt>6088</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus2YearsAmt>550</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1659</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3879</CurrentTaxYearAmt>
        <TotalAmt>6088</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus2YearsAmt>116462</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>112234</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>168030</CurrentTaxYearAmt>
        <TotalAmt>396726</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.98470</PublicSupportCY509Pct>
      <InvestmentIncomeCYPct>0.01530</InvestmentIncomeCYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="3">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>DUES &amp; MEMBERSHIPS 3032</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>CREDIT CARD FEES 1787</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>INSURANCE 2866</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>WEBSITE 435</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>ADVERTISING 2867</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>OPERATIONS 8583</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>PAYROLL EXPENSES 11774</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>VOLUNTEER EXPENSE 6487</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>MISC BUSINESS EXPENSE 226</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>TRAVEL &amp; MEETINGS 1067</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 16</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTRACT &amp; OUTSIDE SERVICES 1730</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART 1 LINE 8</FormAndLineReferenceDesc>
        <ExplanationTxt>REFUNDS 220</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II LINE 24</FormAndLineReferenceDesc>
        <ExplanationTxt>INVENTORY BEGINNING -32748 ENDING - 35771</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
