EX-31 Rule 13a-14(d)/15d-14(d) Certification.

  Deutsche Mortgage & Asset Receiving Corporation Commercial Mortgage
  Pass-Through Certificates Series COMM 2012-CCRE4 Mortgage Trust (the
  "Trust")

  I, Helaine M. Kaplan, of Deutsche Mortgage & Asset Receiving Corporation,
  the depositor into the above-referenced Trust, certify that:

  1.I have reviewed this report on Form 10-K, and all reports on Form 10-D
    required to be filed in respect of periods covered by this report on
    Form 10-K of the Trust (the Exchange Act Periodic Reports);

  2.Based on my knowledge, the Exchange Act Periodic Reports, taken as a
    whole, do not contain any untrue statement of a material fact or omit
    to state a material fact necessary to make the statements made, in
    light of the circumstances under which such statements were made, not
    misleading with respect to the period covered by this report;

  3.Based on my knowledge, all of the distribution, servicing and other
    information required to be provided under Form 10-D for the period
    covered by this report is included in the Exchange Act Periodic Reports;

  4.Based on my knowledge and the servicer compliance statements required
    in this report under Item 1123 of Regulation AB, and except as
    disclosed in the Exchange Act Periodic Report, the servicers have
    fulfilled their obligations under the servicing agreements in all
    material respects; and

  5.All of the reports on assessment of compliance with servicing criteria
    for asset-backed securities and their related attestation reports on
    assessment of compliance with servicing criteria for asset-backed
    securities required to be included in this report in accordance with
    Item 1122 of Regulation AB and Exchange Act Rules 13a-18 and 15d-18
    have been included as an exhibit to this report, except as otherwise
    disclosed in this report. Any material instances of noncompliance
    described in such reports have been disclosed in this report on Form
    10-K.

    In giving the certifications above, I have reasonably relied on
    information provided to me by the following unaffiliated parties:
    CoreLogic Commercial Real Estate Services, Inc. as Servicing Function
    Participant, Deutsche Bank Trust Company Americas, as Certificate
    Administrator for the Emerald Square Mall Mortgage Loan, Deutsche Bank
    Trust Company Americas, as Custodian for the Emerald Square Mall
    Mortgage Loan, Midland Loan Services, Inc., a Division of PNC Bank,
    National Association, as Special Servicer for the Emerald Square Mall
    Mortgage Loan, National Tax Search, LLC as Servicing Function
    Participant, Park Bridge Lender Services LLC as Operating Advisor,
    Situs Holdings, LLC as Operating Advisor for the Emerald Square Mall
    Mortgage Loan, Torchlight Loan Services, LLC as Special Servicer, Wells
    Fargo Bank, N.A. as Master Servicer, Wells Fargo Bank, N.A. as
    Certificate Administrator, Wells Fargo Bank, N.A. as Custodian and
    Wells Fargo Bank, National Association as Master Servicer for the
    Emerald Square Mall Mortgage Loan.

    Dated:   March 29, 2013


    /s/ Helaine M. Kaplan
    Signature

    President
    (senior officer in charge of securitization of the depositor)