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


I, Helaine M. Kaplan, 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 the period covered by this report on Form
10-K of the COMM 2012-CCRE1 Mortgage 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 reports, 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: Bank of America, National
Association as Master Servicer for the RiverTown Crossings Mall Mortgage Loan,
Citibank, N.A. as Certificate Administrator for the RiverTown Crossings Mall
Mortgage Loan, Citibank, N.A. as Trustee for the RiverTown Crossings Mall
Mortgage Loan, CoreLogic Commercial Real Estate Services, Inc. as Servicing
Function Participant, LNR Partners, LLC as Special Servicer for the RiverTown
Crossings Mall Mortgage Loan, Midland Loan Services, Inc., a Division of PNC
Bank, National Association, as Special Servicer for the Crossgates Mall
Mortgage Loan, Midland Loan Services, Inc., a Division of PNC Bank, National
Association as Special Servicer, National Tax Search, LLC as Servicing Function
Participant, Park Bridge Lender Services LLC, as Operating Advisor for the
Crossgates Mall Mortgage Loan, Pentalpha Surveillance LLC as Operating Advisor,
Trimont Real Estate Advisors, Inc., as Operating Advisor for the RiverTown
Crossings Mall Mortgage Loan, Well Fargo Bank, National Association as
Certificate Administrator and Paying Agent for the Crossgates Mall Mortgage
Loan, Well Fargo Bank, National Association as Custodian for the Crossgates
Mall Mortgage Loan, 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
Crossgates Mall Mortgage Loan.


    Dated:   January 24, 2014


    /s/ Helaine M. Kaplan
    Signature

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