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      </GiftsGrantsContrisRcvd509Grp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>87500</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>87500</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>85000</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>90416</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>87542</CurrentTaxYearAmt>
        <TotalAmt>437958</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>437958</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>392</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1563</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>3241</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>741</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>595</CurrentTaxYearAmt>
        <TotalAmt>6532</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>392</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1563</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>3241</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>741</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>595</CurrentTaxYearAmt>
        <TotalAmt>6532</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>87892</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>89063</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>88241</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>91157</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>88137</CurrentTaxYearAmt>
        <TotalAmt>444490</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.98530</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.98490</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.01000</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.02000</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="RetDoc3">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>2494325</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>2484024</DepreciationAmt>
        <BookValueAmt>10301</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>10301</TotalBookValueLandBuildingsAmt>
    </IRS990ScheduleD>
    <IRS990ScheduleO documentId="RetDoc4">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>METROFIRE, INC. IS AN ASSOCIATION OF 34 METROPOLITAN BOSTON FIRE DEPARTMENTS, AS WELL AS THE MASSACHUSETTS PORT AUTHORITY, FORMED TO PROVIDE COORDINATION OF MULTI-COMMUNITY FIRE AND EMERGENCY MEDICAL SERVICES RESPONSE THROUGH AN INTEROPERABLE AND INTEGRATED RADIO COMMUNICATIONS NETWORK FOR ITS MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4D</FormAndLineReferenceDesc>
        <ExplanationTxt>TO PROVIDE VARIOUS MUTUAL AID PROGRAMS AND SERVICES TO ITS MEMBER AGENCIES INCLUDING INTEROPERABLE AND INTEGRATED RADIO COMMUNICATIONS NETWORK, PLANNING AND TRAINING FOR FIRE AND MEDICAL RESPONSE PERSONNEL TO RESPOND TO MAJOR INCIDENTS WITH SPECIALIZED EQUIPMENT AND TRAINED PERSONNEL. METROFIRE ALSO PROVIDES COORDINATION FOR HOMELAND SECURITY AND TO PROVIDE DISASTER RESPONSE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS REVIEWED BY THE TREASURER AND CHAIRMAN BEFORE THE FORM 990 IS FILED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>DOCUMENTS ARE AVAILABLE TO THE PUBLIC UPON WRITTEN REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
