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        <TotalAmt>176024</TotalAmt>
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      <FeesForServicesLegalGrp>
        <TotalAmt>39306</TotalAmt>
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      <FeesForServicesAccountingGrp>
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      <OfficeExpensesGrp>
        <TotalAmt>41902</TotalAmt>
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      <InformationTechnologyGrp>
        <TotalAmt>914368</TotalAmt>
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      <OccupancyGrp>
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      <TravelGrp>
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      <OrgDoesNotFollowFASB117Ind>X</OrgDoesNotFollowFASB117Ind>
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        <EOYAmt>800</EOYAmt>
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        <EOYAmt>67041095</EOYAmt>
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      <ReconcilationRevenueExpnssAmt>3811722</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleD documentId="RetDoc4">
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        <OtherCostOrOtherBasisAmt>205461</OtherCostOrOtherBasisAmt>
        <BookValueAmt>205461</BookValueAmt>
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        <DepreciationAmt>827630</DepreciationAmt>
        <BookValueAmt>103119</BookValueAmt>
      </BuildingsGrp>
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        <DepreciationAmt>7689876</DepreciationAmt>
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      <TotalBookValueLandBuildingsAmt>1751614</TotalBookValueLandBuildingsAmt>
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        <Desc>PATRONAGE CAPITAL CREDITS</Desc>
        <BookValueAmt>62361243</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
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      <InvstProgramRelatedOrgGrp>
        <Desc>BASIN ELECTRIC COMMERCIAL PAPER</Desc>
        <BookValueAmt>3928016</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
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      <InvstProgramRelatedOrgGrp>
        <Desc>CAPITAL TERM CERTS-OTHER COOPS</Desc>
        <BookValueAmt>386692</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
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      <InvstProgramRelatedOrgGrp>
        <Desc>INVESTMENT IN RUSHMORE COMMUNICATION</Desc>
        <BookValueAmt>380663</BookValueAmt>
        <MethodValuationCd>C</MethodValuationCd>
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        <Desc>ACCRUED PAST SERVICE COST</Desc>
        <Amt>240995</Amt>
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      <TotalLiabilityAmt>240995</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
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      <RevenueNotReportedFinclStmtAmt>725732</RevenueNotReportedFinclStmtAmt>
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      <OtherExpensesNotIncludedAmt>3344959</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>3344959</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>8575236</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 3, PART X</FormAndLineReferenceDesc>
        <ExplanationTxt>AT DECEMBER 31, 2023, THE COOPERATIVE BELIEVES NO SIGNIFICANT UNCERTAIN TAX POSITIONS OR LIABILITIES EXIST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XI, LINE 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>INTER-COMPANY ELIMINATING ACTIVITY - ENGINEERING 25,800 COST OF POWER 72,246,797 RCI RENT 15,084</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XI, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>LEASED EMPLOYEES 389,126 ADMIN FEE 3,000 PAYROLL REIMBURSE-RCI 333,605 ROUNDING 1</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XII, LINE 2D</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF POWER 72,246,797 INTER-COMPANY ELIMINATING ACTIVITY - ENGINEERING 25,800 RCI RENT 15,084 ROUNDING -3</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 4, PART XII, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>LEASED EMPLOYEES 389,126 ADMIN FEE 3,000 PAYROLL REIM-RCI 333,605 RETIREMENT OF CAPITAL CREDITS 2,619,228</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc5">
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      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KORY HAMMERBECK</PersonNm>
        <TitleTxt>CEO/GENERAL MANAGER</TitleTxt>
        <BaseCompensationFilingOrgAmt>235691</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>56638</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>31645</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>323974</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CORY TRAPP</PersonNm>
        <TitleTxt>ENGINEERING MANAGER</TitleTxt>
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        <DeferredCompensationFlngOrgAmt>41534</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>28539</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>255297</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MARC CHARLES ZAUTKE</PersonNm>
        <TitleTxt>CIO</TitleTxt>
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        <DeferredCompensationFlngOrgAmt>32812</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>27000</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>204391</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MARK MILLER</PersonNm>
        <TitleTxt>CFO</TitleTxt>
        <BaseCompensationFilingOrgAmt>123361</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>29074</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>29368</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>181803</TotalCompensationFilingOrgAmt>
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    <IRS990ScheduleO documentId="RetDoc6">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE ARE EIGHT MEMBER COOPERATIVES, EACH OF WHICH HAS ONE REPRESENTATIVE THAT IS A VOTING MEMBER OF OUR BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH MEMBER COOPERATIVE ELECTS ONE OF THEIR BOARD OF DIRECTORS TO BE ON THE BOARD OF DIRECTORS OF RUSHMORE ELECTRIC POWER COOPERATIVE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>MANAGEMENT HAS AN OUTSIDE CPA FIRM PREPARE THE FORM 990. A COPY IS PROVIDED TO THE BOARD OF DIRECTORS TO REVIEW BEFORE FILING. MANAGEMENT REVIEWS AND APPROVES THE FORM 990 BEFORE FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GENERAL MANAGER AND BOARD OF DIRECTORS ARE RESPONSIBLE FOR MONITORING AND ENFORCING THE CONFLICT OF INTEREST POLICY AT ALL COMMITTEE AND BOARD MEETINGS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>A YEARLY COMPENSATION STUDY IS PREPARED BY THE NATIONAL RURAL ELECTRIC COOPERATIVE ASSOCIATION. THE STUDY INCLUDES NATIONAL, REGIONAL, STATE AND LOCAL WAGE COMPARISONS FOR EACH POSITION IN THE COOPERATIVE. THE BOARD OF DIRECTORS REVIEWS AND APPROVES THE COMPENSATION OF THE GENERAL MANAGER. DOCUMENTATION OF COMPARABLE DATA IS MAINTAINED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GENERAL MANAGER ALSO ASSUMES THE ROLE OF FINANCE OFFICER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>UPON WRITTEN REQUEST THE COOPERATIVE WILL MAIL OUT ANNUAL REPORTS, RUS REPORTS AND THE ARTICLES OF INCORPORATION TO NON-MEMBERS. MEMBERS CAN RECEIVE THE ARTICLES OF INCORPORATION, BYLAWS, BOARD POLICIES, WHOLESALE RATE SCHEDULE, AUDIT REPORTS, MANAGEMENT AUDITS, POWER BILLING DATA, ENGINEERING STUDIES, LOAD STUDIES, ANNUAL REPORTS, RUS REPORTS AND RATE STUDIES.</ExplanationTxt>
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        </RelatedOrganizationName>
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          <CityNm>RAPID CITY</CityNm>
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          <BusinessNameLine1Txt>RUSHMORE COMMUNICATIONS</BusinessNameLine1Txt>
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          <BusinessNameLine1Txt>RUSHMORE COMMUNICATIONS</BusinessNameLine1Txt>
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</Return>