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        <TitleTxt>SVP-POLICY &amp; ECONOMICS</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>522208</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>56253</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATHY D KIRMAYER</PersonNm>
        <TitleTxt>SVP-LAW &amp; GENERAL COUNSEL</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>531706</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>IAN N JEFFRIES</PersonNm>
        <TitleTxt>SVP-GOVERNMENT AFFAIRS</TitleTxt>
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        <OfficerInd>X</OfficerInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN F WETZEL</PersonNm>
        <TitleTxt>VP-GOVERNMENT AFFAIRS</TitleTxt>
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        <OtherCompensationAmt>109026</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JANET L BARTELMAY</PersonNm>
        <TitleTxt>CORPORATE SECRETARY</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM C THOMPSON</PersonNm>
        <TitleTxt>PROGRAM MANAGER</TitleTxt>
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        <PersonNm>DANIEL SAPHIRE</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TIMONTHY J STRAFFORD</PersonNm>
        <TitleTxt>ASSOCIATE GENERAL COUNSEL</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KELLEY FRENCH DONLEY</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JAMES P GRADY JR</PersonNm>
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        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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          </BusinessName>
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        <ContractorAddress>
          <USAddress>
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        </ContractorAddress>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SUBJECT MATTER</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
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            <StateAbbreviationCd>DC</StateAbbreviationCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>GIBSON DUNN &amp; CRUTCHER LLP</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
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            <StateAbbreviationCd>DC</StateAbbreviationCd>
            <ZIPCd>20036</ZIPCd>
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        <ServicesDesc>LEGAL CONSULTING</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>COMPASS LEXECON</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>230 STATE ST 9TH FLOOR</AddressLine1Txt>
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            <StateAbbreviationCd>MA</StateAbbreviationCd>
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          </USAddress>
        </ContractorAddress>
        <ServicesDesc>REGULATORY/ECONOMIC CONSULTING</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>CALIFORNIA ENVIRONMENTAL ASSOCIATES</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>423 WASHINGTON ST 3RD FL</AddressLine1Txt>
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            <ZIPCd>94111</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>ENVIRONMENTAL/REGULATORY CONSULTING</ServicesDesc>
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      <ProgramServiceRevenueGrp>
        <Desc>MEMBERSHIP DUES</Desc>
        <BusinessCd>900099</BusinessCd>
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      <ProgramServiceRevenueGrp>
        <Desc>USER FEES</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>4020105</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>INDUSTRY SUPPORT</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>3448825</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>LICENSING</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>377729</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>PUBLICATIONS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>308266</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>307331</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>935</UnrelatedBusinessRevenueAmt>
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      <TotalOthProgramServiceRevGrp>
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        <ExclusionAmt>95344</ExclusionAmt>
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        <Desc>BAD DEBT</Desc>
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        <MethodValuationCd>C</MethodValuationCd>
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      <OtherAssetsOrgGrp>
        <Desc>CUSTODIAL FUNDS</Desc>
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      <OtherAssetsOrgGrp>
        <Desc>DEFERRED TAX ASSET</Desc>
        <BookValueAmt>40876</BookValueAmt>
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      <OtherAssetsOrgGrp>
        <Desc>INVESTMENTS RELATED TO SUPP. EMPLOYEE BENEFIT PLANS</Desc>
        <BookValueAmt>4145757</BookValueAmt>
      </OtherAssetsOrgGrp>
      <OtherAssetsOrgGrp>
        <Desc>OTHER POST-EMPLOYMENT BENEFITS</Desc>
        <BookValueAmt>292924</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>4774467</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>CURRENT PORTION-OPEB LIABILITY</Desc>
        <Amt>119000</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>ACCRUED PENSION COST</Desc>
        <Amt>27535859</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>SERP OBLIGATION</Desc>
        <Amt>5759499</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFERRED RENT PAYABLES</Desc>
        <Amt>3495112</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DUE TO SUBSIDIARIES</Desc>
        <Amt>1358708</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>CAPITAL LEASE OBLIGATION</Desc>
        <Amt>154777</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>38422955</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART IV, LINE 2B:</FormAndLineReferenceDesc>
        <ExplanationTxt>CUSTODIAL FUNDS ARE CARRIED AS AN ASSET AND AS AN OFFSETTING LIABILITY IN THE ASSOCIATION'S BALANCE SHEET. THE ASSOCIATION ACTS AS CUSTODIAN AND AGENT ON BEHALF OF CERTAIN RAILROAD INDUSTRY RELATED ORGANIZATIONS FOR WHICH THE ASSOCIATION PROVIDES BOOKKEEPING SERVICES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>AAR IS EXEMPT FROM FEDERAL INCOME TAXES UNDER SECTION 501(C)(6) OF THE IRC. HOWEVER, AAR IS SUBJECT TO FEDERAL INCOME TAXES FOR ACTIVITIES THAT ARE UNRELATED TO ITS TAX-EXEMPT FUNCTION. RRF IS INCORPORATED UNDER IRC SECTION 501(C)(3) AS A TAX-EXEMPT ORGANIZATION AND IS FURTHER CLASSIFIED AS A PUBLIC CHARITY UNDER SECTION 509(A)(1) OF THE IRC; HOWEVER, RRF IS SUBJECT TO FEDERAL INCOME TAXES FOR ACTIVITIES THAT ARE UNRELATED TO ITS TAX-EXEMPT FUNCTION. AAR AND RRF, AS TAX-EXEMPT ORGANIZATIONS, FILE SEPARATE INFORMATION RETURNS, FORM 990-RETURN OF ORGANIZATION EXEMPT FROM INCOME TAX, AND TO THE EXTENT OF ANY UNRELATED ACTIVITIES TO THEIR TAX-EXEMPT FUNCTION, FILE FORM 990-T-RETURN OF ORGANIZATION BUSINESS INCOME TAX RETURN. TTCI AND RAILINC FILE SEPARATE FEDERAL AND STATE INCOME TAX RETURNS. ACCORDINGLY, AMOUNTS REPORTED IN THE ACCOMPANYING CONSOLIDATED FINANCIAL STATEMENTS REPRESENT THE COMBINED INCOME TAX ACCOUNTS OF AAR, TTCI, RAILINC AND RRF. DEFERRED TAX ASSETS AND LIABILITIES ARE RECOGNIZED FOR THE FUTURE TAX CONSEQUENCES ATTRIBUTABLE TO DIFFERENCES BETWEEN THE CONSOLIDATED FINANCIAL STATEMENT CARRYING AMOUNTS OF EXISTING ASSETS AND LIABILITIES AND THEIR RESPECTIVE TAX BASES AND OPERATING LOSS AND TAX CREDIT CARRYFORWARDS. DEFERRED TAX ASSETS AND LIABILITIES ARE MEASURED USING ENACTED TAX RATES EXPECTED TO APPLY TO TAXABLE INCOME IN THE YEARS IN WHICH THOSE TEMPORARY DIFFERENCES ARE EXPECTED TO REVERSE. IF APPROPRIATE, DEFERRED TAX ASSETS ARE REDUCED BY A VALUATION ALLOWANCE, WHICH REFLECTS EXPECTATIONS OF THE EXTENT TO WHICH SUCH ASSETS WILL BE REALIZED. THE ASSOCIATION FOLLOWS THE CODIFICATION TOPIC, INCOME TAXES, WHICH ADDRESSES THE DETERMINATION OF WHETHER TAX BENEFITS CLAIMED OR EXPECTED TO BE CLAIMED ON A TAX RETURN SHOULD BE RECORDED IN THE CONSOLIDATED FINANCIAL STATEMENTS. UNDER THIS GUIDANCE, THE ASSOCIATION MAY RECOGNIZE THE TAX BENEFIT FROM AN UNCERTAIN TAX POSITION ONLY IF IT IS MORE LIKELY THAN NOT THAT THE TAX POSITION WILL BE SUSTAINED ON EXAMINATION BY TAXING AUTHORITIES, BASED ON THE TECHNICAL MERITS OF THE POSITION. THE TAX BENEFITS RECOGNIZED IN THE CONSOLIDATED FINANCIAL STATEMENTS FROM SUCH A POSITION ARE MEASURED BASED ON THE LARGEST BENEFIT THAT HAS A GREATER THAN 50% LIKELIHOOD OF BEING REALIZED UPON ULTIMATE SETTLEMENT. THE GUIDANCE ON ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES ALSO ADDRESSES DE-RECOGNITION, CLASSIFICATION, INTEREST AND PENALTIES ON INCOME TAXES AND ACCOUNTING IN INTERIM PERIODS. MANAGEMENT EVALUATED THE ASSOCIATION'S PRECONSOLIDATED TAX POSITIONS AND CONCLUDED THAT THE ASSOCIATION HAS TAKEN NO UNCERTAIN TAX POSITIONS THAT REQUIRE ADJUSTMENT TO THE CONSOLIDATED FINANCIAL STATEMENTS TO COMPLY WITH THE PROVISIONS OF THIS GUIDANCE. GENERALLY, THE ASSOCIATION IS NO LONGER SUBJECT TO INCOME TAX EXAMINATIONS BY THE U.S. FEDERAL, STATE OR LOCAL TAX AUTHORITIES FOR YEARS BEFORE 2013.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="RetDoc1040500001">
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>NORTH AMERICA</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>TRAVEL, MEETING, LODGING, REGISTRATION FEES AND SALARY AND FRINGE</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>26393</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>RUSSIA AND NEIGHBORING STATES</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>TRAVEL, MEETING, LODGING, REGISTRATION FEES AND SALARY AND FRINGE</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>8049</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalOfficesCnt>0</SubtotalOfficesCnt>
      <SubtotalEmployeesCnt>0</SubtotalEmployeesCnt>
      <ContinutationTotalOfficeCnt>0</ContinutationTotalOfficeCnt>
      <ContinutationTotalEmployeeCnt>0</ContinutationTotalEmployeeCnt>
      <TotalOfficeCnt>0</TotalOfficeCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <SubtotalSpentAmt>34442</SubtotalSpentAmt>
      <ContinuationSpentAmt>0</ContinuationSpentAmt>
      <TotalSpentAmt>34442</TotalSpentAmt>
      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>0</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>AMERICAN ACTION NETWORK</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1747 PENNSYLVANIA AVENUE NW 5TH</AddressLine1Txt>
          <AddressLine2Txt>FLOOR</AddressLine2Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20006</ZIPCd>
        </USAddress>
        <RecipientEIN>270730508</RecipientEIN>
        <IRCSectionDesc>501(C)(6)</IRCSectionDesc>
        <CashGrantAmt>100000</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>AMERICAN CHEMISTRY COUNCIL</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>700 2ND ST NE</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20002</ZIPCd>
        </USAddress>
        <RecipientEIN>530104410</RecipientEIN>
        <IRCSectionDesc>501(C)(6)</IRCSectionDesc>
        <CashGrantAmt>7500</CashGrantAmt>
        <PurposeOfGrantTxt>EVENT SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>CONGRESSIONAL BLACK CAUCUS FOUNDATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1720 MASSACHUSETTS AVENUE NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20036</ZIPCd>
        </USAddress>
        <RecipientEIN>521160561</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>8500</CashGrantAmt>
        <PurposeOfGrantTxt>EVENT SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>CONGRESSIONAL HISPANIC CAUCUS INSTITUTE</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1128 16TH STREET NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20036</ZIPCd>
        </USAddress>
        <RecipientEIN>521114225</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>7500</CashGrantAmt>
        <PurposeOfGrantTxt>EVENT SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>CONGRESSIONAL INSTITUTE INC</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1700 DIAGONAL ROAD STE 730</AddressLine1Txt>
          <CityNm>ALEXANDRIA</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22314</ZIPCd>
        </USAddress>
        <RecipientEIN>521504189</RecipientEIN>
        <IRCSectionDesc>501(C)(4)</IRCSectionDesc>
        <CashGrantAmt>25208</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>COALITION AGAINST BIGGER TRUCKS LLC</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1001 N FAIRFAX ST STE 505</AddressLine1Txt>
          <CityNm>ALEXANDRIA</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22314</ZIPCd>
        </USAddress>
        <RecipientEIN>943229678</RecipientEIN>
        <IRCSectionDesc>501(C)(4)</IRCSectionDesc>
        <CashGrantAmt>500000</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>GORAIL</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>425 THIRD ST SW STE 940</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20024</ZIPCd>
        </USAddress>
        <RecipientEIN>352226505</RecipientEIN>
        <IRCSectionDesc>501(C)(4)</IRCSectionDesc>
        <CashGrantAmt>312500</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>REPUBLICAN MAIN STREET PARTNERSHIP</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>325 7TH STREET NW STE 610</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20004</ZIPCd>
        </USAddress>
        <RecipientEIN>591828852</RecipientEIN>
        <IRCSectionDesc>501(C)(4)</IRCSectionDesc>
        <CashGrantAmt>10000</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>METROPOLITAN PLANNING COUNCIL</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>140 SOUTH DEARBORN SUITE 1400</AddressLine1Txt>
          <CityNm>CHICAGO</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60603</ZIPCd>
        </USAddress>
        <RecipientEIN>362382849</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>20000</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>NCSL FOUNDATION FOR STATE LEGISLATURES</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>7700 EAST FIRST PLACE</AddressLine1Txt>
          <CityNm>DENVER</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80230</ZIPCd>
        </USAddress>
        <RecipientEIN>742232576</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>7500</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>RAILROAD RESEARCH FOUNDATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>425 THIRD ST SW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20024</ZIPCd>
        </USAddress>
        <RecipientEIN>522344655</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>25000</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>SURFACE TRANSPORTATION POLICY PROJECT</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>750 FIRST ST NE SUITE 1130</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20002</ZIPCd>
        </USAddress>
        <RecipientEIN>521864166</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>50000</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>TRANSPORTATION RESEARCH BOARD</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>NATIONAL ACADEMY OF SCIENCES</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20055</ZIPCd>
        </USAddress>
        <RecipientEIN>530196932</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>32500</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>UNIVERSITY OF ILLINOIS</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>205 N MATHEWS AVE NEWMARK</AddressLine1Txt>
          <CityNm>URBANA</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>61801</ZIPCd>
        </USAddress>
        <RecipientEIN>376006007</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>176000</CashGrantAmt>
        <PurposeOfGrantTxt>PROGRAM SUPPORT</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>8</Total501c3OrgCnt>
      <TotalOtherOrgCnt>6</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>AAR AWARDS ASSISTANCE TO ORGANIZATIONS RECOGNIZED AS TAX-EXEMPT UNDER IRC SECTION 501(C) OR AS A COLLEGE OR UNIVERSITY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <TravelForCompanionsInd>X</TravelForCompanionsInd>
      <HousingAllowanceOrResidenceInd>X</HousingAllowanceOrResidenceInd>
      <ClubDuesOrFeesInd>X</ClubDuesOrFeesInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <IndependentConsultantInd>X</IndependentConsultantInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>1</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>EDWARD HAMBERGER</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>969951</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>830769</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>19521</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>986064</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>2860169</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MICHAEL J RUSH</PersonNm>
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        <BaseCompensationFilingOrgAmt>286674</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>86626</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>6038</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>122345</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11131</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>512814</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JEFFREY D MARSH</PersonNm>
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        <BaseCompensationFilingOrgAmt>343042</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>104705</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>3344</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>179867</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>36156</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>667114</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>PATRICIA M REILLY</PersonNm>
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        <BaseCompensationFilingOrgAmt>355211</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>107254</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>6680</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>132781</DeferredCompensationFlngOrgAmt>
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        <NontaxableBenefitsFilingOrgAmt>12226</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>614152</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOHN T GRAY</PersonNm>
        <TitleTxt>SVP-POLICY &amp; ECONOMICS</TitleTxt>
        <BaseCompensationFilingOrgAmt>342691</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>160025</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>19492</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>31506</DeferredCompensationFlngOrgAmt>
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        <PersonNm>KATHY D KIRMAYER</PersonNm>
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        <PersonNm>IAN N JEFFRIES</PersonNm>
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        <PersonNm>JOHN F WETZEL</PersonNm>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
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        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JANET L BARTELMAY</PersonNm>
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        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>WILLIAM C THOMPSON</PersonNm>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DANIEL SAPHIRE</PersonNm>
        <TitleTxt>ASSOCIATE GENERAL COUNSEL</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
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        <OtherCompensationFilingOrgAmt>3418</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>100558</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>353798</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>TIMONTHY J STRAFFORD</PersonNm>
        <TitleTxt>ASSOCIATE GENERAL COUNSEL</TitleTxt>
        <BaseCompensationFilingOrgAmt>197899</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
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        <OtherCompensationFilingOrgAmt>431</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KELLEY FRENCH DONLEY</PersonNm>
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        <BaseCompensationFilingOrgAmt>201018</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>33371</BonusFilingOrganizationAmount>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JAMES P GRADY JR</PersonNm>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>TRAVEL FOR COMPANIONS: EDWARD R. HAMBERGER RECEIVED A NON-TAXABLE SPOUSAL TRAVEL DUE TO ACTIVE PARTICIPATION IN BUSINESS EVENT. HOUSING ALLOWANCE: WILLIAM C. THOMPSON - $14,307 - TAXABLE NONTAXABLE SOCIAL CLUB DUES: EDWARD R. HAMBERGER - $12,701 IAN JEFFRIES - $6,540 JANET L. BARTELMAY - $720 WILLIAM C. THOMPSON - $636 JAMES P. GRADY JR. - $400</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOLLOWING INDIVIDUALS PARTICIPATE IN A SERP: EDWARD R. HAMBERGER - $950,431 JEFFREY D. MARSH - $122,340 PATRICIA M. REILLY - $86,635</ExplanationTxt>
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    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART I, PART VI, AND PART VII - BOARD COUNT</FormAndLineReferenceDesc>
        <ExplanationTxt>A TOTAL OF FOURTEEN PERSONS SERVED ON THE BOARD OF DIRECTORS DURING THE CALENDAR YEAR. THOSE FOURTEEN ARE SHOWN IN PART VII OF FORM 990. AS OF DECEMBER 31, 2016 THERE WERE A TOTAL OF ELEVEN VOTING BOARD MEMBERS SERVING THE ORGANIZATION AS DISCLOSED IN PART VI, LINES 1A AND PART I, LINES 3.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>EDWARD HAMBERGER, JANET BARTELMAY AND KATHRYN KIRMAYER - BUSINESS RELATIONSHIP</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION'S MEMBERS AAR MEMBERS INCLUDE THE MAJOR FREIGHT RAILROADS OF THE UNITED STATES, CANADA AND MEXICO, AS WELL AS SMALLER RAILROADS THAT PROVIDE FREIGHT OR PASSENGER SERVICES THROUGHOUT NORTH AMERICA. IN ADDITION, AMTRAK IS A FULL MEMBER OF AAR. AAR HAS THREE CLASSES OF MEMBERSHIP: (1) FULL MEMBERSHIP IS AVAILABLE TO U.S. RAILROADS, (2) SPECIAL MEMBERSHIP IS AVAILABLE TO CANADIAN AND MEXICAN RAILROADS, AND (3) ASSOCIATE MEMBERSHIP IS AVAILABLE TO NON-CLASS 1 RAILROADS AND RAILROAD SUPPLIERS. AAR'S FULL MEMBERS HAVE VOTING RIGHTS AS PRESCRIBED IN THE AAR BY-LAWS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>AAR CORPORATE DOCUMENTS ALLOW FOR DECISIONS TO BE APPROVED BY MEMBERS TO THE EXTENT PROVIDED BY LAW. ALL MATTERS ARE SUBJECT TO APPROVAL IN ACCORDANCE WITH STATE/LOCAL LAW.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED IN DETAIL BY THE ORGANIZATION'S CFO, PRESIDENT AND GENERAL COUNSEL PRIOR TO FILING. A COPY OF THE 2016 FORM 990 WAS MADE AVAILABLE TO EACH MEMBER OF THE ORGANIZATION'S GOVERNING BODY FOR REVIEW PRIOR TO FILING WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>AN ANNUAL WRITTEN CONFIRMATION OF COMPLIANCE WITH THE ORGANIZATION'S CONFLICT OF INTEREST POLICIES IS REQUIRED FROM ALL AAR EMPLOYEES AND DIRECTORS. THE ANNUAL CONFLICT OF INTEREST DISCLOSURES OF EMPLOYEES ARE REVIEWED BY THE DIRECTOR OF HUMAN RESOURCES OR GENERAL COUNSEL. THE DISCLOSURES OF THE OFFICERS,INCLUDING PRESIDENT, AND CEO, ARE REPORTED TO THE GENERAL COUNSEL. DISCLOSURES OF THE GENERAL COUNSEL ARE REPORTED TO THE CEO. IN THE EVENT OF AN ACTUAL OR POTENTIAL CONFLICT, AAR WOULD INVESTIGATE AND TAKE APPROPRIATE ACTION TO AVOID AN ACTUAL OR POTENTIAL CONFLICT. SUCH ACTION WOULD INCLUDE THAT THE CONFLICTED PERSON DOES NOT PARTICIPATE IN THE REVIEW, RESOLUTION PROCESS, OR ANY DELIBERATION/DECISION MAKING RELATED TO THE MATTER. FOLLOW UP ACTIONS ARE TAKEN AS NEEDED BY AAR GENERAL COUNSEL OR THE CEO.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPARABILITY DATA IS PREPARED BY AN INDEPENDENT COMPENSATION CONSULTANT FOR EXECUTIVE (CEO AND VICE PRESIDENTS) COMPENSATION. THAT INFORMATION IS PROVIDED ANNUALLY TO THE ORGANIZATION'S GOVERNANCE COMMITTEE AS PART OF ITS ANNUAL BUDGET DELIBERATIONS. EXECUTIVE SALARIES ARE REVIEWED AND ANY MERIT ADJUSTMENTS FOR THAT FISCAL YEAR ARE DETERMINED AS PART OF THE ANNUAL BUDGETARY PROCESS. CONTEMPORANEOUS MINUTES OF GOVERNANCE COMMITTEE MEETINGS ARE MAINTAINED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC TO THE EXTENT REQUIRED BY LAW.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER FEES 4,230,299. ECONOMIC REGULATION 4,594,908.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>UNRECOGNIZED CHANGE, DEFINED BENEFIT PLAN OBLIGATIONS 499,838.</ExplanationTxt>
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    </IRS990ScheduleO>
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          <AddressLine1Txt>425 THIRD ST SW SUITE 910</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
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      <IdRelatedOrgTxblCorpTrGrp>
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          <AddressLine1Txt>7001 WESTON PARKWAY SUITE 200</AddressLine1Txt>
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        <LegalDomicileStateCd>DE</LegalDomicileStateCd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART V</FormAndLineReferenceDesc>
        <ExplanationTxt>THE TRANSACTION CORRESPONDING WITH LINES 1D AND 1E INVOLVES AN UNSECURED LINE OF CREDIT WHICH WAS CO-SIGNED BY ORGANIZATIONS RELATED TO THE ASSOCIATION OF AMERICAN RAILROADS. THE $4 MILLION UNSECURED LINE OF CREDIT HAD AN ORIGINAL EXPIRATION DATE OF JULY 31, 2008 AND THE AGREEMENT WAS SUBSEQUENTLY RENEWED MOST RECENTLY DURING 2016, WITH A MATURITY DATE OF JULY 31, 2017. UNDER THE LINE OF CREDIT FACILITY, SUNTRUST BANK WILL ALLOW ADVANCES AT ANY TIME PROVIDED NO SIGNIFICANT DETERIORATION IN THE FINANCIAL CONDITION OF THE CO-BORROWERS HAS OCCURRED. AS OF DECEMBER 31, 2016, NO AMOUNTS HAD BEEN WITHDRAWN ON THE LINE OF CREDIT.</ExplanationTxt>
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</Return>