﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2023v5.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-10-09T17:49:14-05:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>111986323</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>MARCUM LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1899 L STREET NW 850</AddressLine1Txt>
        <CityNm>WASHINGTON</CityNm>
        <StateAbbreviationCd>DC</StateAbbreviationCd>
        <ZIPCd>20036</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>522202924</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>PIPELINE RESEARCH COUNCIL</BusinessNameLine1Txt>
        <BusinessNameLine2Txt>INTERNATIONAL INC</BusinessNameLine2Txt>
      </BusinessName>
      <BusinessNameControlTxt>PIPE</BusinessNameControlTxt>
      <PhoneNum>7032051600</PhoneNum>
      <USAddress>
        <AddressLine1Txt>4795 MEADOW WOOD LANE 135E</AddressLine1Txt>
        <CityNm>CHANTILLY</CityNm>
        <StateAbbreviationCd>VA</StateAbbreviationCd>
        <ZIPCd>20151</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>CLIFFORD M JOHNSON</PersonNm>
      <PersonTitleTxt>PRESIDENT</PersonTitleTxt>
      <PhoneNum>7032051600</PhoneNum>
      <SignatureDt>2024-10-07</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>0</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>AARON M FOX</PreparerPersonNm>
      <PTIN>P01365820</PTIN>
      <PhoneNum>2022274000</PhoneNum>
      <PreparationDt>2024-10-07</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2023</TaxYr>
    <BuildTS>2024-10-15 13:58:12Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="5">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <AddressChangeInd>X</AddressChangeInd>
      <PrincipalOfficerNm>CLIFFORD M JOHNSON</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>4795 MEADOW WOOD LANE 135E</AddressLine1Txt>
        <CityNm>CHANTILLY</CityNm>
        <StateAbbreviationCd>VA</StateAbbreviationCd>
        <ZIPCd>20151</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>24532655</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501cInd organization501cTypeTxt="6">X</Organization501cInd>
      <WebsiteAddressTxt>WWW.PRCI.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1999</FormationYr>
      <LegalDomicileStateCd>DE</LegalDomicileStateCd>
      <ActivityOrMissionDesc>TO COLLABORATIVELY DELIVER RELEVANT AND INNOVATIVE APPLIED RESEARCH TO CONTINUALLY IMPROVE THE GLOBAL ENERGY PIPELINE SYSTEMS.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>9</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>9</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>22</TotalEmployeeCnt>
      <TotalVolunteersCnt>900</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>0</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>0</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>15010877</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>16332126</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>344128</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>570047</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>2050253</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>2874083</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>17405258</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>19776256</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>0</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>2944547</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>3926693</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>11317264</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>14566094</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>14261811</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>18492787</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>3143447</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>1283469</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>22482807</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>24361080</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>6262043</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>6513108</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>16220764</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>17847972</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>TO COLLABORATIVELY DELIVER RELEVANT AND INNOVATIVE APPLIED RESEARCH TO CONTINUALLY IMPROVE THE GLOBAL ENERGY PIPELINE SYSTEMS.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <Desc>US-4-04 - THE PROJECT IS ESTABLISHING A SAFE AND RELIABLE CASING CORROSION SCREENING METHODOLOGY THAT IS DEFENDABLE TO REGULATORS, AND CAN BE USED IN LIEU OF TRADITIONAL INSPECTION METHODS TO SIGNIFICANTLY REDUCE WELL ENTRY RISK AND OPERATIONAL COST. IN COMBINATION WITH THE OUTCOMES OF PRECEDING PROJECTS (US-3J), THIS PROJECT IS EXPECTED TO EXPAND THE OPTIONS AVAILABLE FOR OPERATORS AND REGULATORS TO ASSESS THE CONDITION OF OPERATING WELLS AND PROVIDE QUANTITATIVE MEASURES ON WHICH TO BASE ONGOING WELL OPERATIONAL AND MAINTENANCE DECISIONS.</Desc>
      <ProgSrvcAccomActy2Grp>
        <Desc>NDE-4-18 - THIS PROJECT INTEGRATES AND BUILDS ON WORK SUCCESSFULLY COMPLETED AND REPORTED IN REGARD TO EC-2-7 AND EC-2-6 WHICH THROUGH THIS ADDITIONAL WORK RESULTS IN A CRITERION THAT:- IS APPLICABLE TO COMPLEX CORROSION-WILL BE DELIVERED IN AN ILI-COMPATIBLE FORM THROUGH THE PARTICIPATION OF VENDORS-HAS GREATLY REDUCED SCATTER THAT IN TURN AFFECTS CORRESPONDING REDUCTIONS IN MAINTENANCE WITHOUT JEOPARDIZING SAFETY-QUANTIFIES LEAK VERSUS RUPTURE AND THE CONSEQUENCES OF FAILURE, WHICH HAS SIGNIFICANT POTENTIAL VALUE IN PRIORITIZING MAINTENANCE FOR GAS AND LIQUID OPERATORS IN POPULATED AND/OR ENVIRONMENTALLY SENSITIVE HCAS-PROVIDES SEAMLESS INTEGRITY ASSESSMENT OF METAL LOSS WITHOUT CONCERN FOR GRADE OR ERA OF CONSTRUCTION, WHICH WILL SIMPLIFY MEMBER-COMPANY SOPS SYSTEMWIDE-WILL BE BROADLY VALIDATED AND IS FREE OF EMPIRICAL RELIANCE ON CALIBRATIONS THAT REFLECT COMPANY SPECIFIC CIRCUMSTANCES.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <Desc>EMERGING FUELS INSTITUTE (EFI) - ESTABLISHED TO SOLVE THE TECHNICAL ISSUES AROUND THE TRANSPORTATION AND STORAGE OF HYDROGEN, RENEWABLE NATURAL GAS, AND OTHER FUELS, THE EFI IS PLAYING A KEY ROLE IN ASSISTING THE INDUSTRY TO SAFELY MANAGE THE CHANGES IN TRANSPORTING AND STORING THESE PRODUCTS.EFI FOCUS AREAS ARE: - DETERMINING THE IMPACTS OF BLENDING HYDROGEN ON TRANSMISSION PIPELINE ASSETS AND WHAT ADVANCEMENTS ARE NEEDED IN MATERIALS, DESIGN, AND PROCESSES FOR RETROFITTING THESE PIPELINE SYSTEMS FOR HYDROGEN TRANSPORT. - DEVELOPING GUIDANCE TO SAFELY OPERATE AND MAINTAIN TRANSMISSION PIPELINES WHEN HYDROGEN IS BLENDED INTO NATURAL GAS. - DEVELOPING GUIDANCE TO SAFELY OPERATE AND MAINTAIN TRANSMISSION PIPELINES FOR TRANSPORTING HYDROGEN. ADDRESSING THE CHALLENGES ASSOCIATED WITH STORING HYDROGEN WHILE USING CURRENT ASSETS. - PROVIDING TECHNICAL GUIDANCE TO IMPROVE INDUSTRY STANDARDS FOR TRANSPORTING AND STORING HYDROGEN.ONE SIGNIFICANT PRCI ACTIVITY RELATED TO THE EFI IS A GLOBAL EMERGING FUELS INITIATIVE WHICH BRINGS TOGETHER LEADERS FROM AROUND THE WORLD TO UNDERSTAND WHAT IS BEING DONE NOW AND WHAT IS PLANNED. ANOTHER IS A SERIES OF ROUNDTABLE DISCUSSIONS WITH KEY STANDARDS AND GOVERNMENT AGENCIES IN THE U.S. AND CANADA. THESE COLLABORATIONS PROVIDE CRITICAL INSIGHT INTO THE CURRENT ACTIVITIES AROUND THE SAFE TRANSPORTATION AND STORAGE OF EMERGING FUELS AND FUTURE WORK NEEDED IN THIS AREA.</Desc>
      </ProgSrvcAccomActy3Grp>
      <DescribedInSection501c3Ind>0</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>0</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd referenceDocumentId="RetDoc1039700001">0</PoliticalCampaignActyInd>
      <SubjectToProxyTaxInd referenceDocumentId="RetDoc1039700001">1</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1040000001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1040000001">0</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1040000001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>0</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1040000001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1040000001">1</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">1</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>0</FundraisingActivitiesInd>
      <GamingActivitiesInd>0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd>0</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>0</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc1042400001">1</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>0</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>34</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>22</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>0</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>1</NondeductibleContributionsInd>
      <NondeductibleContriDisclInd>1</NondeductibleContriDisclInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>9</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>9</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>1</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>1</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>1</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>0</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>VA</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>BETHANY METZGAR</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>7032051600</PhoneNum>
        <USAddress>
          <AddressLine1Txt>4795 MEADOW WOOD LANE 135E</AddressLine1Txt>
          <CityNm>CHANTILLY</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20151</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>CLIFFORD M JOHNSON</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>51.63</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>462322</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>56060</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GARY W HINES</PersonNm>
        <TitleTxt>VICE PRESIDENT, OPERATIONS</TitleTxt>
        <AverageHoursPerWeekRt>44.01</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>236951</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>51266</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GARY E CHOQUETTE EXECUTIVE</PersonNm>
        <TitleTxt>DIRECTOR, RESEARCH EXECUTIVE</TitleTxt>
        <AverageHoursPerWeekRt>52.09</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>235702</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>37972</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ZOE H SHALL</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR, ENGAGEMENT</TitleTxt>
        <AverageHoursPerWeekRt>56.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>201620</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>14328</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>THOMAS B MARLOW</PersonNm>
        <TitleTxt>SENIOR PROGRAM MANAGER</TitleTxt>
        <AverageHoursPerWeekRt>47.50</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>174380</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>32036</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CAROLYN DESCOTEAUX</PersonNm>
        <TitleTxt>SENIOR PROGRAM MANAGER</TitleTxt>
        <AverageHoursPerWeekRt>41.37</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>138726</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>33312</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANGELA MALLAHAN</PersonNm>
        <TitleTxt>SENIOR PROGRAM MANAGER</TitleTxt>
        <AverageHoursPerWeekRt>40.88</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>126273</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>29294</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LANCE T ABNEY MANGER</PersonNm>
        <TitleTxt>TECHNOLOGY DEVELOPMENT CENTER</TitleTxt>
        <AverageHoursPerWeekRt>42.22</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>130858</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>10469</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>WALTER CROMMELIN</PersonNm>
        <TitleTxt>CHAIRMAN - AS OF 9/2023</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARK A GEBBIA</PersonNm>
        <TitleTxt>CHAIRMAN - UNTIL 9/2023, DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NICOLAS HOMAN</PersonNm>
        <TitleTxt>VICE CHAIRMAN - AS OF 9/2023</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SHAHANI KARIYAWASAM</PersonNm>
        <TitleTxt>VICE CHAIRMAN - UNTIL 5/2023</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MOHAMMED AL-HATLANI</PersonNm>
        <TitleTxt>DIRECTOR - UNTIL 9/2023</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ERIC AMUNDSEN</PersonNm>
        <TitleTxt>DIRECTOR - UNTIL 9/2023</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MATT FRANK</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN HALDIMAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LEN LEBLANC</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GINA OROZCO</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>FRANCOIS RONGERE</PersonNm>
        <TitleTxt>DIRECTOR - UNTIL 9/2023</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AARON SCHWING</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOE ZHOU</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>1706832</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>264737</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>14</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>BMT CANADA LTD</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <ForeignAddress>
            <AddressLine1Txt>311 LEGGET DRIVE</AddressLine1Txt>
            <CityNm>KANATA</CityNm>
            <ProvinceOrStateNm>ONTARIO</ProvinceOrStateNm>
            <CountryCd>CA</CountryCd>
            <ForeignPostalCd>K2K 1Z8</ForeignPostalCd>
          </ForeignAddress>
        </ContractorAddress>
        <ServicesDesc>RESEARCH SERVICE PROVIDER - PIPELINES</ServicesDesc>
        <CompensationAmt>776280</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>C-FER TECHNOLOGIES</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <ForeignAddress>
            <AddressLine1Txt>200 KARL CLARK ROAD</AddressLine1Txt>
            <CityNm>EDMONTON</CityNm>
            <ProvinceOrStateNm>ALBERTA</ProvinceOrStateNm>
            <CountryCd>CA</CountryCd>
            <ForeignPostalCd>T6N 1H2</ForeignPostalCd>
          </ForeignAddress>
        </ContractorAddress>
        <ServicesDesc>RESEARCH SERVICE PROVIDER - PIPELINES</ServicesDesc>
        <CompensationAmt>756754</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>DNV GL USA INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO BOX 74008808</AddressLine1Txt>
            <CityNm>CHICAGO</CityNm>
            <StateAbbreviationCd>IL</StateAbbreviationCd>
            <ZIPCd>60674</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>RESEARCH SERVICE PROVIDER - PIPELINES</ServicesDesc>
        <CompensationAmt>729925</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>BATTELLE SAVANNAH RIVER ALLIANCE</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>SAVANNAH RIVER SITE BLDG 730-1B</AddressLine1Txt>
            <CityNm>AIKEN</CityNm>
            <StateAbbreviationCd>SC</StateAbbreviationCd>
            <ZIPCd>29808</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>RESEARCH SERVICE PROVIDER - PIPELINES</ServicesDesc>
        <CompensationAmt>532880</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>WESTIN SAN DIEGO GASLAMP QUARTER</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>400 WEST BROADWAY</AddressLine1Txt>
            <CityNm>SAN DIEGO</CityNm>
            <StateAbbreviationCd>CA</StateAbbreviationCd>
            <ZIPCd>92101</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>HOTEL FOR ANNUAL CONFERENCE</ServicesDesc>
        <CompensationAmt>390951</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>22</CntrctRcvdGreaterThan100KCnt>
      <ProgramServiceRevenueGrp>
        <Desc>SUBSCRIPTION FEES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>10961918</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>10961918</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>PIPELINE RESEARCH PROGRAM</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>4188325</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>4188325</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>TESTING FEES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>669998</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>669998</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MEETING SPONSORSHIPS &amp; REGIST.</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>511885</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>393385</RelatedOrExemptFuncIncomeAmt>
        <ExclusionAmt>118500</ExclusionAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>16332126</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>545557</TotalRevenueColumnAmt>
        <ExclusionAmt>545557</ExclusionAmt>
      </InvestmentIncomeGrp>
      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>2705010</TotalRevenueColumnAmt>
        <ExclusionAmt>2705010</ExclusionAmt>
      </RoyaltiesRevenueGrp>
      <GrossRentsGrp>
        <RealAmt>107843</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>107843</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>107843</TotalRevenueColumnAmt>
        <ExclusionAmt>107843</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>4780889</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>4756399</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>24490</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>24490</TotalRevenueColumnAmt>
        <ExclusionAmt>24490</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <OtherRevenueMiscGrp>
        <Desc>USAGE FEES &amp; MISCELLANEOUS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>61230</TotalRevenueColumnAmt>
        <ExclusionAmt>61230</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>61230</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>19776256</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>16213626</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>3562630</ExclusionAmt>
      </TotalRevenueGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>1080273</TotalAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>2206699</TotalAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>131104</TotalAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>268666</TotalAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>239951</TotalAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>32322</TotalAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>68029</TotalAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>26968</TotalAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>146011</TotalAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>108092</TotalAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>81485</TotalAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>319684</TotalAmt>
      </InformationTechnologyGrp>
      <RoyaltiesGrp>
        <TotalAmt>1588778</TotalAmt>
      </RoyaltiesGrp>
      <OccupancyGrp>
        <TotalAmt>1139320</TotalAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>272020</TotalAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>844195</TotalAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>211982</TotalAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>56752</TotalAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>RESEARCH CONTRACTS</Desc>
        <TotalAmt>9393615</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>RECRUITING &amp; DEVEL.</Desc>
        <TotalAmt>256252</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>MISCELLANEOUS</Desc>
        <TotalAmt>11834</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>TAXES, LICENSES, &amp; FEES</Desc>
        <TotalAmt>8755</TotalAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>18492787</TotalAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>2095138</BOYAmt>
        <EOYAmt>4902143</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>342923</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>2261473</BOYAmt>
        <EOYAmt>1201278</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>726045</BOYAmt>
        <EOYAmt>737999</EOYAmt>
      </AccountsReceivableGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>62436</BOYAmt>
        <EOYAmt>65833</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>398327</BOYAmt>
        <EOYAmt>486100</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>3131082</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>2724656</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>488019</BOYAmt>
        <EOYAmt>406426</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>14535863</BOYAmt>
        <EOYAmt>15092052</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <IntangibleAssetsGrp>
        <BOYAmt>4826</BOYAmt>
        <EOYAmt>4826</EOYAmt>
      </IntangibleAssetsGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>1910680</BOYAmt>
        <EOYAmt>1121500</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>22482807</BOYAmt>
        <EOYAmt>24361080</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>2228193</BOYAmt>
        <EOYAmt>3350921</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>2087772</BOYAmt>
        <EOYAmt>2060231</EOYAmt>
      </DeferredRevenueGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>1946078</BOYAmt>
        <EOYAmt>1101956</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>6262043</BOYAmt>
        <EOYAmt>6513108</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>12385944</BOYAmt>
        <EOYAmt>13349050</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>3834820</BOYAmt>
        <EOYAmt>4498922</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>16220764</BOYAmt>
        <EOYAmt>17847972</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>22482807</BOYAmt>
        <EOYAmt>24361080</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>1283469</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>343739</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>1</FederalGrantAuditRequiredInd>
      <FederalGrantAuditPerformedInd>1</FederalGrantAuditPerformedInd>
    </IRS990>
    <IRS990ScheduleC documentId="RetDoc1039700001">
      <SubstantiallyAllDuesNondedInd>0</SubstantiallyAllDuesNondedInd>
      <OnlyInHouseLobbyingInd>1</OnlyInHouseLobbyingInd>
      <AgreeCarryoverPriorYearInd>0</AgreeCarryoverPriorYearInd>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>469909</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>362992</DepreciationAmt>
        <BookValueAmt>106917</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>1380777</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1188354</DepreciationAmt>
        <BookValueAmt>192423</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>1280396</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1173310</DepreciationAmt>
        <BookValueAmt>107086</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>406426</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>LEASE LIABILITY</Desc>
        <Amt>1101956</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>1101956</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>20109727</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>343739</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>16700</DonatedServicesAndUseFcltsAmt>
      <RevenueNotReportedAmt>360439</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>19749288</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>26968</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>26968</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>19776256</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>18482519</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>16700</DonatedServicesUseFcltsAmt>
      <ExpensesNotReportedAmt>16700</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>18465819</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>26968</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>26968</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>18492787</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>PRCI PERFORMED AN EVALUATION OF UNCERTAINTY IN INCOME TAXES FOR THE YEAR ENDED DECEMBER 31, 2023, AND DETERMINED THAT THERE ARE NO MATTERS THAT WOULD REQUIRE RECOGNITION IN THE FINANCIAL STATEMENTS OR THAT MAY HAVE ANY EFFECT ON ITS TAX-EXEMPT STATUS. PRCI'S TAX RETURNS ARE SUBJECT TO REVIEW AND EXAMINATION BY FEDERAL, STATE AND LOCAL AUTHORITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <TravelForCompanionsInd>X</TravelForCompanionsInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CLIFFORD M JOHNSON</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>392403</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>69919</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>26400</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>29660</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>518382</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>GARY W HINES</PersonNm>
        <TitleTxt>VICE PRESIDENT, OPERATIONS</TitleTxt>
        <BaseCompensationFilingOrgAmt>208004</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>28947</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>18625</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>32641</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>288217</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>GARY E CHOQUETTE EXECUTIVE</PersonNm>
        <TitleTxt>DIRECTOR, RESEARCH EXECUTIVE</TitleTxt>
        <BaseCompensationFilingOrgAmt>193732</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>41970</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>15861</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>22111</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>273674</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ZOE H SHALL</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR, ENGAGEMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>178620</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>23000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>14328</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>215948</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>THOMAS B MARLOW</PersonNm>
        <TitleTxt>SENIOR PROGRAM MANAGER</TitleTxt>
        <BaseCompensationFilingOrgAmt>150380</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>24000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9925</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>22111</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>206416</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CAROLYN DESCOTEAUX</PersonNm>
        <TitleTxt>SENIOR PROGRAM MANAGER</TitleTxt>
        <BaseCompensationFilingOrgAmt>137226</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>1500</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10150</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>23162</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>172038</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ANGELA MALLAHAN</PersonNm>
        <TitleTxt>SENIOR PROGRAM MANAGER</TitleTxt>
        <BaseCompensationFilingOrgAmt>110273</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>16000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9288</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20006</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>155567</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS A POLICY THAT ALLOWS FOR A BENEFIT FOR TRAVEL FOR COMPANIONS, WHICH IS NOT REPORTED AS TAXABLE COMPENSATION. HOWEVER, DURING THE YEAR ENDED DECEMBER 31, 2023, THE ORGANIZATION DID NOT PROVIDE SUCH BENEFIT TO ANY INDIVIDUAL REPORTED ON PART VII, SECTION A, LINE 1A.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC. HAS FOUR CLASSES OF MEMBERSHIP: (1) PIPELINE OPERATING COMPANIES; (2) PIPELINE INDUSTRY ORGANIZATIONS; (3) FULL ASSOCIATE MEMBERS; AND (4) TECHNICAL PROGRAM ASSOCIATE MEMBERS. PIPELINE OPERATING COMPANIES HAVE FULL VOTING AND PARTICIPATION RIGHTS IN PRCI. PIPELINE INDUSTRY ORGANIZATION MEMBERS HAVE VOTING AND PARTICIPATION RIGHTS AS SET FORTH IN ANCILLARY AGREEMENTS. THE ASSOCIATE AND TECHNICAL PROGRAM ASSOCIATE MEMBERS ARE NON-VOTING MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC., APPOINT VOTING REPRESENTATIVES TO THE EXECUTIVE ASSEMBLY. THE EXECUTIVE ASSEMBLY ELECTS A CHAIR AND AN EXECUTIVE BOARD, WHICH IS THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990, INCLUDING THE REQUIRED SCHEDULES, IS PROVIDED TO THE MEMBERS OF THE EXECUTIVE BOARD PRIOR TO BEING FILED WITH THE INTERNAL REVENUE SERVICE. THE EXECUTIVE BOARD MEMBERS MAY COMMUNICATE ANY CONCERNS TO MANAGEMENT WHEN THE FORM 990 IS RECEIVED, OR THEY MAY DISCUSS IT AT AN EXECUTIVE BOARD MEETING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL STAFF, EXECUTIVE BOARD AND ASSEMBLY MEMBERS ARE COVERED BY A CONFLICT OF INTEREST POLICY. ALL TRANSACTIONS ARE REVIEWED AND APPROVED BY THE PRESIDENT OR THE VICE PRESIDENT OF OPERATIONS. THIS REVIEW INCLUDES A CONSIDERATION OF POTENTIAL CONFLICT OF INTEREST OF THE PARTIES. IF THERE IS A POTENTIAL CONFLICT OF INTEREST, THE MATTER IS REFERRED TO CORPORATE COUNSEL. IF A CONFLICT DOES EXIST, THE PARTY WILL BE EXCLUDED FROM THE ACTION CAUSING THE CONFLICT OF INTEREST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION OF THE PRESIDENT OF PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC., IS DETERMINED BY A PROCESS THAT INCLUDES: (A) APPROVAL IN ADVANCE BY THE EXECUTIVE BOARD OR A DELEGATED COMMITTEE COMPOSED OF INDIVIDUALS WHO DO NOT HAVE A CONFLICT OF INTEREST WITH RESPECT TO THE COMPENSATION ARRANGEMENT; (B) RELIANCE BY THE EXECUTIVE ASSEMBLY OR DELEGATED COMMITTEE ON COMPARABLE DATA THAT DEMONSTRATE THE FAIR MARKET VALUE OF THE COMPENSATION; (C) DOCUMENTATION THAT SHOWS HOW THE EXECUTIVE ASSEMBLY OR DELEGATED COMMITTEE REACHED ITS DECISIONS; AND (D) WRITTEN OR ELECTRONIC RECORDS DETAILING THE PROCESS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>PIPELINE RESEARCH COUNCIL INTERNATIONAL, INC., DOES NOT MAKE ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND/OR FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>