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    <submissionType>N-MFP1</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0000739243</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <notifications/>
      <notifications/>
    </filerInfo>
  </headerData>
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    <generalInfo>
      <reportDate>2016-06-30</reportDate>
      <cik>0000739243</cik>
      <seriesId>S000002632</seriesId>
      <totalShareClassesInSeries>1</totalShareClassesInSeries>
      <finalFilingFlag>Y</finalFilingFlag>
      <fundLiquidatingFlag>Y</fundLiquidatingFlag>
      <fundMrgOrAcqrdByOthrFlag>N</fundMrgOrAcqrdByOthrFlag>
      <fundAcqrdOrMrgdWthAnthrFlag>N</fundAcqrdOrMrgdWthAnthrFlag>
    </generalInfo>
    <seriesLevelInfo>
      <securitiesActFileNumber>002-89016</securitiesActFileNumber>
      <adviser>
        <adviserName>UBS ASSET MANAGEMENT (AMERICAS), INC.</adviserName>
        <adviserFileNumber>801-34910</adviserFileNumber>
      </adviser>
      <indpPubAccountant>
        <name>Ernst &amp; Young  LLP</name>
        <city>New York</city>
        <stateCountry>NY</stateCountry>
      </indpPubAccountant>
      <administrator>
        <administratorName>UBS ASSET MANAGEMENT (AMERICAS) INC.</administratorName>
      </administrator>
      <transferAgent>
        <name>BNY Mellon Investment Servicing (US) Inc.</name>
        <cik>0000849542</cik>
        <fileNumber>084-01761</fileNumber>
      </transferAgent>
      <feederFundFlag>N</feederFundFlag>
      <masterFundFlag>N</masterFundFlag>
      <seriesFundInsuCmpnySepAccntFlag>N</seriesFundInsuCmpnySepAccntFlag>
      <moneyMarketFundCategory>Single State</moneyMarketFundCategory>
      <fundExemptRetailFlag>N</fundExemptRetailFlag>
      <averagePortfolioMaturity>0</averagePortfolioMaturity>
      <averageLifeMaturity>0</averageLifeMaturity>
      <totalValueWeeklyLiquidAssets>
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        <ns3:fridayWeek2>421215127.01</ns3:fridayWeek2>
        <ns3:fridayWeek3>688974528.39</ns3:fridayWeek3>
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      <percentageWeeklyLiquidAssets>
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      <totalValuePortfolioSecurities>0.00</totalValuePortfolioSecurities>
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      <totalValueOtherAssets>0.00</totalValueOtherAssets>
      <totalValueLiabilities>0.00</totalValueLiabilities>
      <netAssetOfSeries>0.00</netAssetOfSeries>
      <numberOfSharesOutstanding>0.0000</numberOfSharesOutstanding>
      <stablePricePerShare>1.0000</stablePricePerShare>
      <sevenDayGrossYield>0.0000</sevenDayGrossYield>
      <netAssetValue>
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        <ns3:fridayWeek2>1.0000</ns3:fridayWeek2>
        <ns3:fridayWeek3>1.0000</ns3:fridayWeek3>
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        <ns3:fridayWeek5>0.0000</ns3:fridayWeek5>
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    </seriesLevelInfo>
    <classLevelInfo>
      <classesId>C000007235</classesId>
      <minInitialInvestment>1.00</minInitialInvestment>
      <netAssetsOfClass>0.00</netAssetsOfClass>
      <numberOfSharesOutstanding>0.0000</numberOfSharesOutstanding>
      <netAssetPerShare>
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        <ns3:fridayWeek2>1.0000</ns3:fridayWeek2>
        <ns3:fridayWeek3>1.0000</ns3:fridayWeek3>
        <ns3:fridayWeek4>0.0000</ns3:fridayWeek4>
        <ns3:fridayWeek5>0.0000</ns3:fridayWeek5>
      </netAssetPerShare>
      <fridayWeek1>
        <weeklyGrossSubscriptions>49148080.50</weeklyGrossSubscriptions>
        <weeklyGrossRedemptions>35950035.64</weeklyGrossRedemptions>
      </fridayWeek1>
      <fridayWeek2>
        <weeklyGrossSubscriptions>39850431.42</weeklyGrossSubscriptions>
        <weeklyGrossRedemptions>52143405.10</weeklyGrossRedemptions>
      </fridayWeek2>
      <fridayWeek3>
        <weeklyGrossSubscriptions>69921618.60</weeklyGrossSubscriptions>
        <weeklyGrossRedemptions>61135993.32</weeklyGrossRedemptions>
      </fridayWeek3>
      <fridayWeek4>
        <weeklyGrossSubscriptions>31549170.43</weeklyGrossSubscriptions>
        <weeklyGrossRedemptions>720139900.22</weeklyGrossRedemptions>
      </fridayWeek4>
      <fridayWeek5>
        <weeklyGrossSubscriptions>0.00</weeklyGrossSubscriptions>
        <weeklyGrossRedemptions>0.00</weeklyGrossRedemptions>
      </fridayWeek5>
      <totalForTheMonthReported>
        <weeklyGrossSubscriptions>180733882.92</weeklyGrossSubscriptions>
        <weeklyGrossRedemptions>859281524.59</weeklyGrossRedemptions>
      </totalForTheMonthReported>
      <sevenDayNetYield>0.0000</sevenDayNetYield>
      <personPayForFundFlag>Y</personPayForFundFlag>
      <nameOfPersonDescExpensePay>UBS Asset Mgmt (Americas) Inc Yield floor waiver and/or reimbursement 115,710  UBS Asset Mgmt (US) Inc Yield floor waiver and/or reimbursement 64,528</nameOfPersonDescExpensePay>
    </classLevelInfo>
    <scheduleOfPortfolioSecuritiesInfo>
      <nameOfIssuer>CASH</nameOfIssuer>
      <titleOfIssuer>CASH 0.000000%</titleOfIssuer>
      <otherUniqueId>CASH11111</otherUniqueId>
      <investmentCategory>Other Instrument</investmentCategory>
      <briefDescription>Other Instrument</briefDescription>
      <securityRated>Unrated Security</securityRated>
      <designatedNrsro>
        <nameOfDesignatedNRSRO>N/A</nameOfDesignatedNRSRO>
        <creditRatingDesignatedNRSRO>N/A</creditRatingDesignatedNRSRO>
      </designatedNrsro>
      <investmentMaturityDateWAM>2016-07-01</investmentMaturityDateWAM>
      <investmentMaturityDateWAL>2016-07-01</investmentMaturityDateWAL>
      <finalLegalInvestmentMaturityDate>2016-07-01</finalLegalInvestmentMaturityDate>
      <securityDemandFeatureFlag>N</securityDemandFeatureFlag>
      <securityGuaranteeFlag>N</securityGuaranteeFlag>
      <securityEnhancementsFlag>N</securityEnhancementsFlag>
      <yieldOfTheSecurityAsOfReportingDate>0.0000</yieldOfTheSecurityAsOfReportingDate>
      <includingValueOfAnySponsorSupport>0.00</includingValueOfAnySponsorSupport>
      <excludingValueOfAnySponsorSupport>0.00</excludingValueOfAnySponsorSupport>
      <percentageOfMoneyMarketFundNetAssets>0.0000</percentageOfMoneyMarketFundNetAssets>
      <securityCategorizedAtLevel3Flag>N</securityCategorizedAtLevel3Flag>
      <dailyLiquidAssetSecurityFlag>N</dailyLiquidAssetSecurityFlag>
      <weeklyLiquidAssetSecurityFlag>N</weeklyLiquidAssetSecurityFlag>
      <illiquidSecurityFlag>N</illiquidSecurityFlag>
    </scheduleOfPortfolioSecuritiesInfo>
    <signature>
      <registrant>UBS Managed Municipal Trust</registrant>
      <signatureDate>2016-07-08</signatureDate>
      <signature>/s/Rose Ann Bubloski</signature>
      <nameOfSigningOfficer>Rose Ann Bubloski</nameOfSigningOfficer>
      <titleOfSigningOfficer>Vice President</titleOfSigningOfficer>
    </signature>
  </formData>
</edgarSubmission>
