﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2013v3.1">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2014-11-03T15:56:04-06:00</ReturnTs>
    <TaxPeriodEndDt>2014-03-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmName>
        <BusinessNameLine1>ESTES BRIDGEWATER &amp; OGDEN</BusinessNameLine1>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1>901 S SECOND ST</AddressLine1>
        <City>SPRINGFIELD</City>
        <State>IL</State>
        <ZIPCode>62704</ZIPCode>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2013-04-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>237211908</EIN>
      <BusinessName>
        <BusinessNameLine1>INSTITUTE OF NOISE CONTROL</BusinessNameLine1>
        <BusinessNameLine2>ENGINEERING INC</BusinessNameLine2>
      </BusinessName>
      <BusinessNameControlTxt>INST</BusinessNameControlTxt>
      <PhoneNum>2175289945</PhoneNum>
      <USAddress>
        <AddressLine1>100 EAST WASHINGTON STREET</AddressLine1>
        <City>SPRINGFIELD</City>
        <State>IL</State>
        <ZIPCode>62701</ZIPCode>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>DEANE JAEGER</PersonNm>
      <PersonTitleTxt>TREASURER</PersonTitleTxt>
      <PhoneNum>2175289945</PhoneNum>
      <SignatureDt>2014-10-22</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>LORI K MILOSEVICH</PreparerPersonNm>
      <PTIN>P00626782</PTIN>
      <PhoneNum>2175288473</PhoneNum>
      <PreparationDt>2014-11-03</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2013</TaxYr>
    <BuildTS>2015-11-30 17:44:51Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCount="3">
    <IRS990 documentId="RetDoc1" referenceDocumentId="RetDoc3">
      <PrincipalOfficerNm>DEANE JAEGER</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1>W 335 N 292 CUSHING PARK RD</AddressLine1>
        <City>DELAFIELD</City>
        <State>WI</State>
        <ZIPCode>53018</ZIPCode>
      </USAddress>
      <GrossReceiptsAmt>474923</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501cInd organization501cTypeTxt="6">X</Organization501cInd>
      <WebsiteAddressTxt>IBO@INCEUSA.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1971</FormationYr>
      <LegalDomicileStateCd>DC</LegalDomicileStateCd>
      <ActivityOrMissionDesc>THE ORGANIZATION'S PURPOSE IS TO PROMOTE ENGINEERING SOLUTIONS TO ENVIRONMENTAL PRODUCT, MACHINERY, INDUSTRIAL AND OTHER NOISE PROBLEMS.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>16</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>16</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <TotalVolunteersCnt>50</TotalVolunteersCnt>
      <TotalGrossUBIAmt>9598</TotalGrossUBIAmt>
      <CYContributionsGrantsAmt>0</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>1136774</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>443775</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>30310</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>22517</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>35261</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>8631</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>1202345</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>474923</CYTotalRevenueAmt>
      <CYGrantsAndSimilarPaidAmt>0</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <CYSalariesCompEmpBnftPaidAmt>0</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>1035608</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>414418</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>1035608</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>414418</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>166737</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>60505</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>1009373</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>1103336</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>84450</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>75587</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>924923</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>1027749</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>THE ORGANIZATION'S PURPOSE IS TO PROMOTE ENGINEERING SOLUTIONS TO ENVIRONMENTAL PRODUCT, MACHINERY, INDUSTRIAL AND OTHER NOISE PROBLEMS.</MissionDesc>
      <SignificantNewProgramSrvcInd>false</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <Desc>NOISE/NEWS JOURNALS: PROFESSIONAL JOURNAL PUBLISHED TO DISSEMINATE KNOWLEDGE OF NOISE AND VIBRATION.</Desc>
      <ProgSrvcAccomActy2Grp>
        <Desc>NOISE CONTROL ENGINEERING; TECHNICAL JOURNAL PUBLISHED EXCLUSIVELY ON NOISE CONTROL.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <Desc>BACK ISSUES: STORAGE AND DISTRIBUTION OF BACK ISSUES OF PROFESSIONAL AND TECHNICAL JOURNALS.</Desc>
      </ProgSrvcAccomActy3Grp>
      <ProgSrvcAccomActyOtherGrp>
        <Desc>CONFERENCES; AMERICAN AND INTERNATIONAL CONFERENCES LOCATED IN THE USA AND SEMINARS DEALING WITH NOISE AND VIBRATION CONTROL.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <DescribedInSection501c3Ind>false</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>false</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
      <SubjectToProxyTaxInd>false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc2">false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc2">false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc2">false</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc2">false</CreditCounselingInd>
      <TempOrPermanentEndowmentsInd referenceDocumentId="RetDoc2">false</TempOrPermanentEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc2">false</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc2">false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc2">false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc2">false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc2">false</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc2">false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc2">false</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc2">false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <ForeignActivitiesInd>false</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd>false</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd>false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd>false</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWithOfficerEntInd>false</BusinessRlnWithOfficerEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>1</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>true</BackupWthldComplianceInd>
      <EmployeeCnt>0</EmployeeCnt>
      <UnrelatedBusIncmOverLimitInd>true</UnrelatedBusIncmOverLimitInd>
      <Form990TFiledInd>true</Form990TFiledInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>16</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>16</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>true</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>true</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>true</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>false</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>false</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>JOE CUSCHIERI</PersonNm>
        <PhoneNum>2175289945</PhoneNum>
        <USAddress>
          <AddressLine1>100 EAST WASHINGTON</AddressLine1>
          <City>SPRINGFIELD</City>
          <State>IL</State>
          <ZIPCode>62701</ZIPCode>
        </USAddress>
      </BooksInCareOfDetail>
      <NoListedPersonsCompensatedInd>X</NoListedPersonsCompensatedInd>
      <Form990PartVIISectionAGrp>
        <PersonNm>KIMBERLY L RIEGEL</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEFF FULLERTON</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEVE MARSHALL</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID COPLEY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MG PRASAD</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BETH COOPER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEVE CONLON</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID HERRIN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT D O'NEAL</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RICHARD A KOLANO</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>J STUART BOLTON</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHRISTOPHER DONALD MORGAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ERIC WOOD</PersonNm>
        <TitleTxt>PAST PRESIDE</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GORDON EBBITT</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KARL WASHBURN</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DEANE JAEGER</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>5.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>false</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <ProgramServiceRevenueGrp>
        <Desc>CONFERENCE</Desc>
        <TotalRevenueColumnAmt>268934</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>268934</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MEMBERSHIP DUES</Desc>
        <TotalRevenueColumnAmt>95874</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>95874</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>TECHNICAL JOURNAL</Desc>
        <TotalRevenueColumnAmt>35259</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>35259</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>NOISE/NEWS JOURNAL</Desc>
        <TotalRevenueColumnAmt>34110</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>34110</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>ADVERTISING</Desc>
        <BusinessCd>541800</BusinessCd>
        <TotalRevenueColumnAmt>9598</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>9598</UnrelatedBusinessRevenueAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>443775</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>22517</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>22517</RelatedOrExemptFuncIncomeAmt>
      </InvestmentIncomeGrp>
      <OtherRevenueMiscGrp>
        <Desc>MISCELLANEOUS</Desc>
        <TotalRevenueColumnAmt>8631</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>8631</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>8631</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>474923</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>465325</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>9598</UnrelatedBusinessRevenueAmt>
      </TotalRevenueGrp>
      <FeesForServicesManagementGrp>
        <TotalAmt>111190</TotalAmt>
      </FeesForServicesManagementGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>1090</TotalAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>1100</TotalAmt>
      </FeesForServicesAccountingGrp>
      <AdvertisingGrp>
        <TotalAmt>2980</TotalAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>62251</TotalAmt>
      </OfficeExpensesGrp>
      <TravelGrp>
        <TotalAmt>14301</TotalAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>154928</TotalAmt>
      </ConferencesMeetingsGrp>
      <InsuranceGrp>
        <TotalAmt>2128</TotalAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>CONTRACTUAL</Desc>
        <TotalAmt>50000</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>MEMBERSHIP DUES</Desc>
        <TotalAmt>3596</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>BANK FEES</Desc>
        <TotalAmt>3348</TotalAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>TELEPHONE</Desc>
        <TotalAmt>2677</TotalAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>4829</TotalAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>414418</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>2</BOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>245421</BOYAmt>
        <EOYAmt>216908</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <AccountsReceivableGrp>
        <EOYAmt>38685</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>6941</BOYAmt>
        <EOYAmt>20653</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>757009</BOYAmt>
        <EOYAmt>827090</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <TotalAssetsGrp>
        <BOYAmt>1009373</BOYAmt>
        <EOYAmt>1103336</EOYAmt>
      </TotalAssetsGrp>
      <DeferredRevenueGrp>
        <BOYAmt>84450</BOYAmt>
        <EOYAmt>75587</EOYAmt>
      </DeferredRevenueGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>84450</BOYAmt>
        <EOYAmt>75587</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsSFAS117Ind>X</OrganizationFollowsSFAS117Ind>
      <UnrestrictedNetAssetsGrp>
        <BOYAmt>924923</BOYAmt>
        <EOYAmt>1027749</EOYAmt>
      </UnrestrictedNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>924923</BOYAmt>
        <EOYAmt>1027749</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1009373</BOYAmt>
        <EOYAmt>1103336</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>60505</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>42321</NetUnrlzdGainsLossesInvstAmt>
      <MethodOfAccountingOtherInd methodOfAccountingOtherDesc="MODIFIED CASH">X</MethodOfAccountingOtherInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>false</FSAuditedInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleD documentId="RetDoc2">
      <TotalRevEtcAuditedFinclStmtAmt>517244</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>42321</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>42321</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>474923</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>474923</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>414418</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>414418</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>414418</TotalExpensesPerForm990Amt>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc3">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4D</FormAndLineReferenceDesc>
        <ExplanationTxt>CONFERENCES; AMERICAN AND INTERNATIONAL CONFERENCES LOCATED IN THE USA AND SEMINARS DEALING WITH NOISE AND VIBRATION CONTROL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION CONTRACTS WITH RAYBOURN GROUP INTERNATIONAL, AN INDEPENDENT CONTRACTOR, TO MANAGE THE BUSINESS AND AFFAIRS OF THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE ARE TWO CLASSES OF MEMBERSHIP. THE CLASSES ARE ASSOCIATE MEMBER AND FULL MEMBER. BEFORE A MEMBER BECOMES A FULL MEMBER, THEY HAVE TO QUALIFY AS AN ASSOCIATE MEMBER. TO BECOME AN ASSOCIATE MEMBER YOU HAVE TO AFFIRM AN INTEREST IN NOISE CONTROL ENGINEERING AND COMPLETE AND SIGN AN ASSOCIATE APPLICATION. TO BECOME A FULL MEMBER AN INDIVIDUAL MUST FIRST BE AN ASSOCIATE MEMBER. THE INDIVIDUAL MUST HAVE EARNED A BACCALAUREATE OR EQUIVALENT OR HIGHER DEGREE FROM A QUALIFIED PROGRAM IN ENGINEERING, PHYSICAL SCIENCE, OR ARTHITECTURE OFFERED BY AN ACCREDITED UNIVERSITY OR COLLEGE OR HAVE HAD AT LEAST FIVE YEARS EXPERIENCE IN NOISE CONTROL ENGINEERING INVOLVING RESEARCH, INSTRUCTION, PROFESSIONAL PRACTICE, OR ANY COMBINATION THEREOF AND THEY HAVE TO HAVE AN ENDORSEMENT FROM A CURRENT FULL MEMBER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS ELECT THE OFFICERS AND BOARD OF DIRECTORS. IF THE MEMBERS DISAPPROVE OF THEIR ACTIONS, IT IS THE MEMBERS DUTY TO NOT RE-ELECT THE OFFICERS AND BOARD OF DIRECTORS AT THE ANNUAL MEETING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RETURN WILL FIRST BE REVIEWED BY THE EXECUTIVE DIRECTOR AND THE SECRETARY/TREASURER. AFTER THEY HAVE REVIEWED THE RETURN, IT WILL GO TO THE ENTIRE BOARD FOR THEIR APPROVAL AND THEN FILE THE RETURN.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>AT THE ANNUAL CONFERENCE, ALL BOARD MEMBERS ARE GIVEN THE ANNUAL DECLARATION OF CONFLICTS TO SIGN. ANY CONFLICTS BROUGHT TO ATTENTION ARE THEN REVIEWED ON A CASE BY CASE BASIS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>CONSISTENT WITH THE REQUIREMENTS OF SECTION 6104(D) OF THE INTERNAL REVENUE CODE AND REGULATIONS THEREUNDER, COPIES OF THE IRS FORM 990 AND APPLICATION FOR EXEMPTION SHALL BE MADE AVAILABLE, UPON REQUEST, IN A TIMELY MANNER, AND SUBJECT TO THE CHANGES PERMITTED BY LAW TO ANY INDIVIDUALS WHO REQUEST IT. OTHER GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE MADE AVAILABLE TO THE INDIVIDUALS REQUESTING THEM IN A TIMELY MANNER.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>