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


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 2016-DC2 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:

Wells Fargo Bank, National Association, as Master Servicer, CWCapital Asset
Management LLC, as Special Servicer, Wilmington Trust, National Association,
as Trustee, Park Bridge Lender Services LLC, as Operating Advisor, Park
Bridge Lender Services LLC as Asset Representations Reviewer, CoreLogic
Commercial Real Estate Services, Inc., as Servicing Function Participant,
National Tax Search, LLC, as Servicing Function Participant, KeyBank
National Association, as Primary Servicer, Wells Fargo Bank, National
Association, as Primary Servicer for the Promenade Gateway Mortgage Loan,
Midland Loan Services, a Division of PNC Bank, National Association, as
Special Servicer for the Promenade Gateway Mortgage Loan, Wilmington Trust,
National Association, as Trustee for the Promenade Gateway Mortgage Loan,
Wells Fargo Bank, National Association, as Certificate Administrator for the
Promenade Gateway Mortgage Loan, Wells Fargo Bank, National Association, as
Custodian for the Promenade Gateway Mortgage Loan, Park Bridge Lender
Services LLC, as Operating Advisor for the Promenade Gateway Mortgage Loan,
CoreLogic Commercial Real Estate Services, Inc., as Servicing Function
Participant for the Promenade Gateway Mortgage Loan, National Tax Search,
LLC, as Servicing Function Participant for the Promenade Gateway Mortgage
Loan, Wells Fargo Bank, National Association, as Primary Servicer for the
Santa Monica Multifamily Portfolio Mortgage Loan, Midland Loan Services, a
Division of PNC Bank, National Association, as Special Servicer for the
Santa Monica Multifamily Portfolio Mortgage Loan, Wilmington Trust, National
Association, as Trustee for the Santa Monica Multifamily Portfolio Mortgage
Loan, Wells Fargo Bank, National Association, as Certificate Administrator
for the Santa Monica Multifamily Portfolio Mortgage Loan, Wells Fargo Bank,
National Association, as Custodian for the Santa Monica Multifamily
Portfolio Mortgage Loan, Park Bridge Lender Services LLC, as Operating
Advisor for the Santa Monica Multifamily Portfolio Mortgage Loan, CoreLogic
Commercial Real Estate Services, Inc., as Servicing Function Participant for
the Santa Monica Multifamily Portfolio Mortgage Loan, National Tax Search,
LLC, as Servicing Function Participant for the Santa Monica Multifamily
Portfolio Mortgage Loan, Wells Fargo Bank, National Association, as Primary
Servicer for the Williamsburg Premium Outlets Mortgage Loan, Midland Loan
Services, a Division of PNC Bank, National Association, as Special Servicer
for the Williamsburg Premium Outlets Mortgage Loan, Wilmington Trust,
National Association, as Trustee for the Williamsburg Premium Outlets
Mortgage Loan, Wells Fargo Bank, National Association, as Certificate
Administrator for the Williamsburg Premium Outlets Mortgage Loan, Wells
Fargo Bank, National Association, as Custodian for the Williamsburg Premium
Outlets Mortgage Loan, Park Bridge Lender Services LLC, as Operating Advisor
for the Williamsburg Premium Outlets Mortgage Loan, CoreLogic Commercial
Real Estate Services, Inc., as Servicing Function Participant for the
Williamsburg Premium Outlets Mortgage Loan, National Tax Search, LLC, as
Servicing Function Participant for the Williamsburg Premium Outlets Mortgage
Loan, Wells Fargo Bank, National Association, as Primary Servicer for the
Birch Run Premium Outlets Mortgage Loan, KeyBank National Association, as
Special Servicer for the Birch Run Premium Outlets Mortgage Loan, Wilmington
Trust, National Association, as Trustee for the Birch Run Premium Outlets
Mortgage Loan, Wells Fargo Bank, National Association, as Certificate
Administrator for the Birch Run Premium Outlets Mortgage Loan, Wells Fargo
Bank, National Association, as Custodian for the Birch Run Premium Outlets
Mortgage Loan, Park Bridge Lender Services LLC, as Operating Advisor for the
Birch Run Premium Outlets Mortgage Loan, CoreLogic Commercial Real Estate
Services, Inc., as Servicing Function Participant for the Birch Run Premium
Outlets Mortgage Loan, and National Tax Search, LLC, as Servicing Function
Participant for the Birch Run Premium Outlets Mortgage Loan.




        Dated: March 22, 2017


        /s/ Helaine M. Kaplan


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