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    <ReturnTs>2026-09-13T12:14:01-05:00</ReturnTs>
    <TaxPeriodEndDt>2026-04-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>201125037</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>CUSTOM ACCOUNTING &amp; TAX SERVICE</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>763 TYROLEAN WAY</AddressLine1Txt>
        <CityNm>CANON CITY</CityNm>
        <StateAbbreviationCd>CO</StateAbbreviationCd>
        <ZIPCd>812124392</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-05-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>237519813</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>Mt McKinley Moose Legion 51</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>MTMC</BusinessNameControlTxt>
      <PhoneNum>9077454982</PhoneNum>
      <USAddress>
        <AddressLine1Txt>P O Box 772</AddressLine1Txt>
        <CityNm>Palmer</CityNm>
        <StateAbbreviationCd>AK</StateAbbreviationCd>
        <ZIPCd>99645</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Dustin Clark</PersonNm>
      <PersonTitleTxt>Secretary</PersonTitleTxt>
      <PhoneNum>9077454982</PhoneNum>
      <SignatureDt>2026-09-13</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>Deanne K Terrell</PreparerPersonNm>
      <PTIN>P00389067</PTIN>
      <PhoneNum>7192858253</PhoneNum>
      <PreparationDt>2026-09-07</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2025</TaxYr>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="RetDoc1234200001" referenceDocumentId="RetDoc1051800001 RetDoc2278000001">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501cInd organization501cTypeTxt="8">X</Organization501cInd>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>30271</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>3590</ContributionsGiftsGrantsEtcAmt>
      <GamingGrossIncomeAmt referenceDocumentId="RetDoc1041300001">26681</GamingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>2830</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>23851</SpecialEventsNetIncomeLossAmt>
      <TotalRevenueAmt>27441</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>17321</GrantsAndSimilarAmountsPaidAmt>
      <OtherExpensesTotalAmt>548</OtherExpensesTotalAmt>
      <TotalExpensesAmt>17869</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>9572</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>27878</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>37450</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>28671</BOYAmt>
        <EOYAmt>37602</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <Form990TotalAssetsGrp>
        <BOYAmt>28671</BOYAmt>
        <EOYAmt>37602</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>793</BOYAmt>
        <EOYAmt>152</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>27878</BOYAmt>
        <EOYAmt>37450</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <PrimaryExemptPurposeTxt>To provide support and funding to Alaska Moose Organization Lodges,Moose International, and Alaska charities</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>The Organization unites it's members in the bonds of fraternity,benevolence and charity. This is accomplished through a year roundschedule of social &amp; activities for the members or Alaska Moose Lodges andtheir families. Financial support for members in need wheather forfinancial support or medical/bereavement needs. Financial support of Moose Charities including but not limited to: the Child Home-Mooseheart andsenior residences-Moosehaven.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Expenses related to operations of the organization.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Jason Mata</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Mike Douthit</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Dustin Clark</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Terry Mcintosh</PersonNm>
        <TitleTxt>Financial Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Sal Hart</PersonNm>
        <TitleTxt>Fraternal Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Norm Dean</PersonNm>
        <TitleTxt>Sgt at Arms</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Jason Carlton</PersonNm>
        <TitleTxt>Jr. Past President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <InfoInScheduleOPartVInd>X</InfoInScheduleOPartVInd>
      <ActivitiesNotPreviouslyRptInd>0</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>0</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>1</OrganizationHadUBIInd>
      <OrganizationFiled990TInd>1</OrganizationFiled990TInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>0</OrganizationDissolvedEtcInd>
      <DirectIndirectPltclExpendAmt>0</DirectIndirectPltclExpendAmt>
      <MadeLoansToFromOfficersInd>0</MadeLoansToFromOfficersInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>Organization</BusinessNameLine1Txt>
        </BusinessName>
        <USAddress>
          <AddressLine1Txt>4211 Arctic Blvd</AddressLine1Txt>
          <CityNm>ANCHORAGE</CityNm>
          <StateAbbreviationCd>AK</StateAbbreviationCd>
          <ZIPCd>99503</ZIPCd>
        </USAddress>
        <PhoneNum>9075633502</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <DonorAdvisedFndsInd>0</DonorAdvisedFndsInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <TanningServicesProvidedInd>0</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
    </IRS990EZ>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <GamingInformationGrp>
        <GrossRevenuePullTabsAmt>26681</GrossRevenuePullTabsAmt>
        <OtherDirectExpensesPullTabsAmt>2830</OtherDirectExpensesPullTabsAmt>
        <VolunteerLaborPullTabsInd>0</VolunteerLaborPullTabsInd>
        <GrossRevenueTotalGamingAmt>26681</GrossRevenueTotalGamingAmt>
        <OthDirectExpnssTotalGamingAmt>2830</OthDirectExpnssTotalGamingAmt>
        <DirectExpenseSummaryGamingAmt>2830</DirectExpenseSummaryGamingAmt>
        <NetGamingIncomeSummaryAmt>23851</NetGamingIncomeSummaryAmt>
      </GamingInformationGrp>
      <StatesWhereGamingConductedCd>AK</StatesWhereGamingConductedCd>
      <LicensedInd>0</LicensedInd>
      <LicenseSuspendedEtcInd>0</LicenseSuspendedEtcInd>
      <GamingWithNonmembersInd>0</GamingWithNonmembersInd>
      <MemberOfOtherEntityInd>0</MemberOfOtherEntityInd>
      <IndividualWithBooksNm>Dustin Clark</IndividualWithBooksNm>
      <PersonsWithBooksUSAddress>
        <AddressLine1Txt>1136 S Cobb St</AddressLine1Txt>
        <CityNm>Palmer</CityNm>
        <StateAbbreviationCd>AK</StateAbbreviationCd>
        <ZIPCd>99645</ZIPCd>
      </PersonsWithBooksUSAddress>
      <CntrctWith3rdPrtyForGameRevInd>1</CntrctWith3rdPrtyForGameRevInd>
      <GamingRevenueReceivedByOrgAmt>26681</GamingRevenueReceivedByOrgAmt>
      <GamingRevenueRtnBy3PrtyAmt>62256</GamingRevenueRtnBy3PrtyAmt>
      <ThirdPartyBusinessName>
        <BusinessNameLine1Txt>Joshua C Lewis dba Denali Consulting Group LLC</BusinessNameLine1Txt>
      </ThirdPartyBusinessName>
      <ThirdPartyUSAddress>
        <AddressLine1Txt>823 S Las Vegas Blvd Ste 220</AddressLine1Txt>
        <CityNm>Las Vegas</CityNm>
        <StateAbbreviationCd>NV</StateAbbreviationCd>
        <ZIPCd>89101</ZIPCd>
      </ThirdPartyUSAddress>
      <GamingManagerPersonNm>Dustin Clark</GamingManagerPersonNm>
      <GamingManagerCompensationAmt>0</GamingManagerCompensationAmt>
      <GamingManagerIsDirectorOfcrInd>X</GamingManagerIsDirectorOfcrInd>
      <CharitableDistributionRqrInd>1</CharitableDistributionRqrInd>
      <DistributedAmt>24000</DistributedAmt>
    </IRS990ScheduleG>
    <IRS990ScheduleO documentId="RetDoc1051800001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10 - Payments to Affiliates</FormAndLineReferenceDesc>
        <ExplanationTxt>Affiliate Name: Moose Charities. Affiliate Address: 155 S. International Dricve Moosehart, IL 60539. Purpose of Payment: Moose Charities. Amount of Payment: 2602.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10 - Payments to Affiliates</FormAndLineReferenceDesc>
        <ExplanationTxt>Affiliate Name: Moose International. Affiliate Address: 155 S. International Dricve Moosehart, IL 60539. Purpose of Payment: Dues remittances. Amount of Payment: 1414.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10 - Payments to Affiliates</FormAndLineReferenceDesc>
        <ExplanationTxt>Affiliate Name: Alaska Hawaii Moose Assn. Affiliate Address: 3061 North 4oth State St. Palmer, AK 99645. Purpose of Payment: Scholarships. Amount of Payment: 500.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10 - Payments to Affiliates</FormAndLineReferenceDesc>
        <ExplanationTxt>Affiliate Name: Anchorage Moose Lodge 1534. Affiliate Address: 4211 Arctic Blvd Anchorage, AK 99503. Purpose of Payment: Repairs &amp; Maintenance. Amount of Payment: 5995.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10 - Payments to Affiliates</FormAndLineReferenceDesc>
        <ExplanationTxt>Affiliate Name: Palmer Moose Lodge 793. Affiliate Address: 1136 S Cobb St Palmer, AK 99645. Purpose of Payment: Repairs &amp; Maintenance. Amount of Payment: 5905.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10 - Payments to Affiliates</FormAndLineReferenceDesc>
        <ExplanationTxt>Affiliate Name: Cordova Moose Lodge 1266. Affiliate Address: 514 2nd St Cordova, AK 99574. Purpose of Payment: Repairs &amp; Maintenance. Amount of Payment: 805.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 10 - Payments to Affiliates</FormAndLineReferenceDesc>
        <ExplanationTxt>Affiliate Name: Women of the Moose Chapter 139. Affiliate Address: 4211 Arctic Blvd Anchorage, AK 99503. Purpose of Payment: Children's Activities. Amount of Payment: 100. Total included on Form 990-EZ, line 10: 17321.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16 - Other Expenses</FormAndLineReferenceDesc>
        <ExplanationTxt>Description: Bank Fees. Amount: 75. Description: Insurance. Amount: 245. Description: Interest. Amount: 4. Description: Office Supplies. Amount: 224. Total to Form 990-EZ, line 16: 548.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part II, Line 26 - Other Liabilities</FormAndLineReferenceDesc>
        <ExplanationTxt>Description: Payables. Beg. of Year Amount: 793. End of Year Amount: 152.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <TransferPrsnlBnftContractsDecl documentId="RetDoc2278000001">
      <DeclarationDesc>The organization did not, during the year, receive any funds, directly,or indirectly, to pay premiums on a personal benefit contract.The organization, did not, during the year, pay any premiums, directly,or indirectly, on a personal benefit contract.</DeclarationDesc>
    </TransferPrsnlBnftContractsDecl>
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