UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-K

(Mark One)

x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the fiscal year ended December 31, 2025

or

o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from _____ to _____

Commission file number of issuing entity: 333-207132-10

Central Index Key Number of the issuing entity: 0001693368

CD 2017-CD3 Mortgage Trust

(exact name of issuing entity as specified in its charter)

Central Index Key Number of the depositor: 0001258361

Citigroup Commercial Mortgage Securities Inc.

(exact name of the depositor as specified in its charter)

Central Index Key Number of the sponsor: 0001541001

Citigroup Global Markets Realty Corp.

(exact name of the sponsor as specified in its charter)

Central Index Key Number of the sponsor: 0001541294

German American Capital Corporation

(exact name of the sponsor as specified in its charter)

New York
(State or other jurisdiction of incorporation or organization)

38‑4021846

38‑4021847

38‑7170532

(I.R.S. Employer Identification Numbers)

c/o Computershare Trust Company, N.A., as agent for

Wells Fargo Bank, N.A.

9062 Old Annapolis Road

Columbia, MD

(Address of principal executive offices)

21045

(Zip Code)

Telephone number, including area code:

(667) 786-1992

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
None

Securities registered pursuant to Section 12(g) of the Act:

NONE.

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.

Yes ___ No X

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.

Yes ___ No X

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.

Yes X No ___

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).

Not applicable.

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

Large accelerated filer ___

Accelerated filer ___

Non-accelerated filer X

Smaller reporting company ___

Emerging growth company ___

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ___

Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report. ___

If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction of an error to previously issued financial statements. ___

Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b). ___

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act).

Yes ___ No X

State the aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.

Not applicable.

Indicate by check mark whether the registrant has filed all documents and reports required to be filed by Section 12, 13 or 15(d) of the Securities Exchange Act of 1934 subsequent to the distribution of securities under a plan confirmed by a court.

Not applicable.

Indicate the number of shares outstanding of each of the registrant's classes of common stock, as of the latest practicable date.

Not applicable.

DOCUMENTS INCORPORATED BY REFERENCE

List hereunder the following documents if incorporated by reference and the Part of the Form 10-K (e.g., Part I, Part II, etc.) into which the document is incorporated: (1)Any annual report to security holders; (2) Any proxy or information statement; and (3)Any prospectus filed pursuant to Rule 424(b) or (c) under the Securities Act of 1933. The listed documents should be clearly described for identification purposes (e.g., annual report to security holders for fiscal year ended December 24, 1980).

Not applicable.

EXPLANATORY NOTES

1 Effective as of May 5, 2023, Midland Loan Services, a Division of PNC Bank, National Association was terminated as the special servicer under the CD 2017-CD3 PSA (as defined in Item 15 below), and K-Star Asset Management LLC has been appointed to act as the successor special servicer under the CD 2017-CD3 PSA, as disclosed in the Current Report on Form 8-K filed on May 5, 2023 under Commission File No. 333-207132-10. Effective as of March 1, 2025, Trimont LLC succeeded to Wells Fargo Bank, National Association in its capacity as master servicer under the CD 2017-CD3 PSA, as disclosed in the Current Report on Form 8-K filed on March 3, 2025 under Commission File No. 333-207132-10.

2 The 229 West 43rd Street Retail Condo mortgage loan, which represented approximately 7.5% of the initial pool balance of the issuing entity, is part of a loan combination comprised of the subject mortgage loan included in the issuing entity and one or more companion loans that are held outside the issuing entity. The 8 Times Square & 1460 Broadway mortgage loan, which represented approximately 1.9% of the initial pool balance of the issuing entity, is part of a loan combination comprised of the subject mortgage loan included in the issuing entity and one or more companion loans that are held outside the issuing entity. The 229 West 43rd Street Retail Condo mortgage loan and 8 Times Square & 1460 Broadway mortgage loan are serviced pursuant to the CD 2016-CD2 PSA (as defined in Item 15 below). Effective as of March 1, 2025, Trimont LLC succeeded to Wells Fargo Bank, National Association in its capacity as master servicer under the CD 2016-CD2 PSA, as disclosed in the Current Report on Form 8-K filed on March 3, 2025 under Commission File No. 333-207132-10.

3 The 85 Tenth Avenue mortgage loan, which represented approximately 5.6% of the initial pool balance of the issuing entity, is part of a loan combination comprised of the subject mortgage loan included in the issuing entity and one or more companion loans that are held outside the issuing entity. The 85 Tenth Avenue mortgage loan is serviced pursuant to the DBWF 2016-85T TSA (as defined in Item 15 below). Effective as of June 17, 2021, AEGON USA Realty Advisors, LLC has assigned and delegated its rights and obligations as special servicer under the DBWF 2016-85T TSA to Situs Holdings, LLC, and Situs Holdings, LLC has assumed responsibilities, duties and liabilities of the special servicer under the DBWF 2016-85T TSA that arise on and after June 17, 2021, as disclosed in the Current Report on Form 8-K dated June 17, 2021 and filed under Commission File No. 333-207132-10. Effective as of March 1, 2025, Trimont LLC succeeded to Wells Fargo Bank, National Association in its capacity as servicer under the DBWF 2016-85T TSA, as disclosed in the Current Report on Form 8-K filed on March 3, 2025 under Commission File No. 333-207132-10.

4 The Prudential Plaza mortgage loan, which represented approximately 5.3% of the initial pool balance of the issuing entity, is part of a loan combination comprised of the subject mortgage loan included in the issuing entity and one or more companion loans that are held outside the issuing entity. The Prudential Plaza mortgage loan is serviced pursuant to the COMM 2015-CCRE26 PSA (as defined in Item 15 below). Effective as of March 1, 2025, Trimont LLC succeeded to Wells Fargo Bank, National Association in its capacity as master servicer under the COMM 2015-CCRE26 PSA, as disclosed in the Current Report on Form 8-K filed on March 3, 2025 under Commission File No. 333-207132-10.

5The Hilton Hawaiian Village Waikiki Beach Resort mortgage loan, which represented approximately 4.5% of the initial pool balance of the issuing entity, is part of a loan combination comprised of the subject mortgage loan included in the issuing entity and one or more companion loans that are held outside the issuing entity. The Hilton Hawaiian Village Waikiki Beach Resort loan is serviced pursuant to the Hilton USA Trust 2016-HHV TSA (as defined in Item 15 below). Effective as of March 1, 2025, Trimont LLC succeeded to Wells Fargo Bank, National Association in its capacity as servicer under the Hilton USA Trust 2016-HHV TSA, as disclosed in the Current Report on Form 8-K filed on March 3, 2025 under Commission File No. 333-207132-10.

6 The 681 Fifth Avenue mortgage loan, which represented approximately 2.1% of the initial pool balance of the issuing entity, is part of a loan combination comprised of the subject mortgage loan included in the issuing entity and one or more companion loans that are held outside the issuing entity. The 681 Fifth Avenue mortgage loan is serviced pursuant to the MSC 2016-UBS12 PSA (as defined in Item 15 below).

7 The Marriott Hilton Head Resort & Spa mortgage loan, which represented approximately 1.1% of the initial pool balance of the issuing entity, is part of a loan combination comprised of the subject mortgage loan included in the issuing entity and one or more companion loans that are held outside the issuing entity. The Marriott Hilton Head Resort & Spa mortgage loan is serviced pursuant to the WFCM 2016-LC25 PSA (as defined in Item 15 below). Effective as of March 1, 2025, Trimont LLC succeeded to Wells Fargo Bank, National Association in its capacity as master servicer under the WFCM 2016-LC25 PSA, as disclosed in the Current Report on Form 8-K filed on March 3, 2025 under Commission File No. 333-207132-10.

8 Pursuant to Instruction 3 to Item 1122 of Regulation AB, the reports on assessment of compliance with servicing criteria and attestation reports on assessment of compliance with servicing criteria of (i) Rialto Capital Advisors, LLC, as special servicer for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA, (ii) LNR Partners, LLC as special servicer for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA and (iii) Pentalpha Surveillance LLC, as operating advisor for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA, are not included in this report on Form 10-K because each of Rialto Capital Advisors, LLC, LNR Partners, LLC and Pentalpha Surveillance LLC performed activities that address the servicing criteria specified in Item 1122(d) of Regulation AB with respect to only 5% or less of the pool assets of the issuing entity. This annual report on Form 10-K does not include the reports on assessment of compliance with servicing criteria and attestation reports on assessment of compliance with servicing criteria of (i) Wells Fargo Bank, National Association as certificate administrator under the CD 2016-CD2 PSA, the COMM 2015-CCRE26 PSA, the Hilton USA Trust 2016-HHV TSA, the MSC 2016-UBS12 PSA and the WFCM 2016-LC25 PSA and (ii) Deutsche Bank Trust Company Americas, as certificate administrator under the DBWF 2016-85T TSA, because the certificate administrator under each such pooling and servicing agreement or trust and servicing agreement does not perform any activities that address the servicing criteria specified in Item 1122(d) of Regulation AB with respect to the issuing entity. This annual report on Form 10-K does not include the report on assessment of compliance with servicing criteria and attestation report on assessment of compliance with servicing criteria of Wilmington Trust, National Association, as trustee under the DBWF 2016-85T TSA, because there was no relevant servicing criteria applicable to Wilmington Trust, National Association as trustee under the DBWF 2016-85T TSA during the year ended December 31, 2025 and, pursuant to the terms of the DBWF 2016-85T TSA, the trustee is not required to provide assessment of compliance with applicable servicing criteria and attestation report on assessment of compliance with servicing criteria with respect to any period during which there was no applicable servicing criteria applicable to it.

9 This report on Form 10-K does not include the servicer compliance statements of (i) KeyBank National Association, as special servicer for the 229 West 43rd Street Retail Condo mortgage loan and 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA, (ii) Situs Holdings, LLC as special servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA, (iii) CWCapital Asset Management LLC, as special servicer for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA and as special servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA, (iv) Rialto Capital Advisors, LLC, as special servicer for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA, and (v) LNR Partners, LLC, as special servicer for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA), because each of KeyBank National Association, Situs Holdings, LLC, CWCapital Asset Management LLC, Rialto Capital Advisors, LLC and LNR Partners, LLC is an unaffiliated party that services less than 10% of the pool assets of the issuing entity, and therefore is not a “servicer” that meets the criteria in Item 1108(a)(2)(i) through (iii) of Regulation AB. This annual report on Form 10-K does not include the servicer compliance statements of (i) Wells Fargo Bank, National Association as certificate administrator under the CD 2016-CD2 PSA, the COMM 2015-CCRE26 PSA, the Hilton USA Trust 2016-HHV TSA, the MSC 2016-UBS12 PSA and the WFCM 2016-LC25 PSA and (ii) Deutsche Bank Trust Company Americas, as certificate administrator under the DBWF 2016-85T TSA, because the certificate administrator under each such pooling and servicing agreement or trust and servicing agreement is not a “servicer” that meets the criteria in Item 1108(a)(2)(i) through (iii) of Regulation AB with respect to the issuing entity.

PART I
Item 1.	Business.
	Omitted.
Item 1A.	Risk Factors.
	Omitted.
Item 1C.	Cybersecurity. Omitted.
Item 1B.	Unresolved Staff Comments.
	None.
Item 2.	Properties.
	Omitted.
Item 3.	Legal Proceedings.
	Omitted.
Item 4.	Mine Safety Disclosures.
	Not applicable.

PART II
Item 5.	Market for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities.
	Omitted.
Item 6.	Selected Financial Data.
	Omitted.
Item 7.	Management's Discussion and Analysis of Financial Condition and Results of Operations.
	Omitted.
Item 7A.	Quantitative and Qualitative Disclosures About Market Risk.
	Omitted.
Item 8.	Financial Statements and Supplementary Data.
	Omitted.
Item 9.	Changes in and Disagreements With Accountants on Accounting and Financial Disclosure.
	Omitted.
Item 9A.	Controls and Procedures.
	Omitted.
Item 9B.	Other Information.
	None.
Item 9C.	Disclosure regarding Foreign Jurisdictions that Prevent Inspections.
	Not applicable.

PART III
Item 10.	Directors, Executive Officers and Corporate Governance.
	Omitted.
Item 11.	Executive Compensation.
	Omitted.
Item 12.	Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters.
	Omitted.
Item 13.	Certain Relationships and Related Transactions, and Director Independence.
	Omitted.
Item 14.	Principal Accounting Fees and Services.
	Omitted.

ADDITIONAL DISCLOSURE ITEMS FOR REGULATION AB

Item 1112(b) of Regulation AB, Significant Obligor Financial Information.

With respect to the pool assets for CD 2017-CD3 Mortgage Trust, there are no significant obligors within the meaning of Item 1101(k) of Regulation AB.

Item 1114(b)(2) of Regulation AB, Significant Enhancement Provider Financial Information.

No entity or group of affiliated entities provides any external credit enhancement, uses any derivative instruments or other support for the certificates within this transaction.

Item 1115(b) of Regulation AB, Certain Derivatives Instruments (Financial Information).

No entity or group of affiliated entities provides any external credit enhancement, uses any derivative instruments or other support for the certificates within this transaction.

Item 1117 of Regulation AB, Legal Proceedings.

The registrant knows of no legal proceeding pending against the sponsors, depositor, trustee, issuing entity, servicer contemplated by Item 1108(a)(3) of Regulation AB, originator contemplated by Item 1110(b) of Regulation AB, or other party contemplated by Item 1100(d)(1) of Regulation AB, or of which any property of the foregoing is the subject, that is material to security holders.

Item 1119 of Regulation AB, Affiliations and Certain Relationships and Related Transactions.

Provided previously in the prospectus of the Registrant relating to the issuing entity and filed on February 14, 2017 pursuant to Rule 424(b)(2) of the Securities Act of 1933, as amended.

Item 1122 of Regulation AB, Compliance with Applicable Servicing Criteria.

The reports on assessment of compliance with the servicing criteria for asset-backed securities and the related attestation reports on such assessments of compliance are attached hereto under Item 15.

Item 1123 of Regulation AB, Servicer Compliance Statement.

The servicer compliance statements are attached hereto under Item 15.

PART IV

Item 15. Exhibits, Financial Statement Schedules.

(a) List the following documents filed as part of the report:

(1) Not Applicable

(2) Not Applicable

(3) Exhibits listed below are either included or incorporated by reference as indicated below:

(4.1) Pooling and Servicing Agreement, dated as of February 1, 2017 (“CD 2017-CD3 PSA”), by and among Citigroup Commercial Mortgage Securities Inc., as depositor, Midland Loan Services, a Division of PNC Bank, National Association, as master servicer, Midland Loan Services, a Division of PNC Bank, National Association, as special servicer, Park Bridge Lender Services LLC, as operating advisor and asset representations reviewer, and Wells Fargo Bank, National Association, as certificate administrator and trustee (filed as Exhibit 4.1 to the registrant's Current Report on Form 8-K/A dated February 28, 2017, and filed by the registrant on March 26, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein). (See Explanatory Note 1)

(4.2) Pooling and Servicing Agreement, dated as of December 1, 2016 ("CD 2016-CD2 PSA"), by and among Deutsche Mortgage & Asset Receiving Corporation, as depositor, Wells Fargo Bank, National Association, as master servicer, KeyBank National Association, as special servicer, Park Bridge Lender Services LLC, as operating advisor and asset representations reviewer, Wells Fargo Bank, National Association, as certificate administrator, paying agent and custodian, and Wilmington Trust, National Association, as trustee (filed as Exhibit 4.2 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein). (See Explanatory Note 2)

(4.3) Pooling and Servicing Agreement, dated as of December 6, 2016 ("DBWF 2016-85T TSA"), by and among Deutsche Mortgage & Asset Receiving Corporation, as depositor, Wells Fargo Bank, National Association, as master servicer, Situs Holdings, LLC (as successor to AEGON USA Realty Advisors, LLC), as special servicer, Deutsche Bank Trust Company Americas, as certificate administrator, paying agent and custodian, and Wilmington Trust, National Association, as trustee (filed as Exhibit 4.3 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein). (See Explanatory Note 3)

(4.4) Pooling and Servicing Agreement, dated as of October 1, 2015 ("COMM 2015-CCRE26 PSA"), by and among Deutsche Mortgage & Asset Receiving Corporation, as depositor, Wells Fargo Bank, National Association, as master servicer, CWCapital Asset Management LLC, as special servicer, Park Bridge Lender Services LLC, as operating advisor, Wells Fargo Bank, National Association, as certificate administrator, paying agent and custodian, and Wilmington Trust, National Association, as trustee (filed as Exhibit 4.4 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein). (See Explanatory Note 4)

(4.5) Trust and Servicing Agreement, dated as of November 28, 2016 ("Hilton USA Trust 2016-HHV TSA"), by and among J.P. Morgan Chase Commercial Mortgage Securities Corp., as depositor, Wells Fargo Bank, National Association, as servicer, CWCapital Asset Management LLC (as successor to AEGON USA Realty Advisors, LLC), as special servicer, Wells Fargo Bank, National Association, as certificate administrator, and Wilmington Trust, National Association, as trustee (filed as Exhibit 4.5 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein). (See Explanatory Note 5)

(4.6) Pooling and Servicing Agreement, dated as of December 1, 2016 2015 ("MSC 2016-UBS12 PSA"), by and among Morgan Stanley Capital I Inc., as depositor, Midland Loan Services, a Division of PNC Bank, National Association, as master servicer, Rialto Capital Advisors, LLC, as special servicer, Park Bridge Lender Services LLC, as operating advisor and asset representations reviewer, Wells Fargo Bank, National Association, as certificate administrator and trustee (filed as Exhibit 4.6 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein). (See Explanatory Note 6)

(4.7) Pooling and Servicing Agreement, dated as of December 1, 2016 ("WFCM 2016-LC25 PSA"), by and among Wells Fargo Commercial Mortgage Securities, Inc., as depositor, Wells Fargo Bank, National Association, as general master servicer, LNR Partners, LLC (as successor to CWCapital Asset Management LLC), as general special servicer, National Cooperative Bank, N.A., as NCB master servicer and as NCB special servicer, Pentalpha Surveillance LLC, as operating advisor and asset representations reviewer, Wells Fargo Bank, National Association, as certificate administrator, and Wilmington Trust, National Association, as trustee (filed as Exhibit 4.7 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein). (See Explanatory Note 7)

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

33 Reports on assessment of compliance with servicing criteria for asset-backed securities. (See Explanatory Note 8)

33.1 Midland Loan Services, a Division of PNC Bank, National Association, as master servicer

33.2 K-Star Asset Management LLC, as special servicer

33.3 Park Bridge Lender Services LLC, as operating advisor

33.4 Wells Fargo Bank, National Association, as trustee and certificate administrator

33.5 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as trustee and certificate administrator

33.6 Wells Fargo Bank, National Association, as custodian

33.7 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian

33.8 Wells Fargo Bank, National Association, as master servicer prior to March 1, 2025 under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

33.9 Trimont LLC, as master servicer on and after March 1, 2025 under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

33.10 KeyBank National Association, as special servicer for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA.

33.11 Park Bridge Lender Services LLC, as operating advisor for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA. (see Exhibit 33.3)

33.12 Wilmington Trust, National Association, as trustee under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

33.13 Wells Fargo Bank, National Association, as custodian for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA. (see Exhibit 33.6)

33.14 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA. (see Exhibit 33.7)

33.15 CoreLogic Solutions, LLC, as servicing function participant for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA.

33.16 Wells Fargo Bank, National Association, as servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA prior to March 1, 2025. (see Exhibit 33.8)

33.17 Trimont LLC, as servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA on and after March 1, 2025. (see Exhibit 33.9)

33.18 Situs Holdings, LLC, as special servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA.

33.19 Deutsche Bank Trust Company Americas, as custodian for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA.

33.20 CoreLogic Solutions, LLC, as servicing function participant for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA. (see Exhibit 33.15)

33.21 Wells Fargo Bank, National Association, as master servicer prior to March 1, 2025 under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 33.8)

33.22 Trimont LLC, as master servicer on and after March 1, 2025 under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 33.9)

33.23 CWCapital Asset Management LLC, as special servicer for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA.

33.24 Wilmington Trust, National Association, as trustee under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 33.12)

33.25 Wells Fargo Bank, National Association, as custodian for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 33.6)

33.26 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 33.7)

33.27 Park Bridge Lender Services LLC, as operating advisor for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 33.3)

33.28 CoreLogic Solutions, LLC, as servicing function participant for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 33.15)

33.29 Wells Fargo Bank, National Association, as servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA prior to March 1, 2025. (see Exhibit 33.8)

33.30 Trimont LLC, as servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA on and after March 1, 2025. (see Exhibit 33.9)

33.31 CWCapital Asset Management LLC, as special servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 33.23)

33.32 Wilmington Trust, National Association, as trustee under the Hilton USA Trust 2016-HHV TSA, pursuant to which the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan is serviced (see Exhibit 33.12)

33.33 Wells Fargo Bank, National Association, as custodian for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 33.6)

33.34 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 33.7)

33.35 CoreLogic Solutions, LLC, as servicing function participant for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 33.15)

33.36 Midland Loan Services, a Division of PNC Bank, National Association, as master servicer under the MSC 2016-UBS12 PSA, pursuant to which the 681 Fifth Avenue mortgage loan is serviced. (see Exhibit 33.1)

33.37 Park Bridge Lender Services LLC, as operating advisor for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA. (see Exhibit 33.3)

33.38 Wells Fargo Bank, National Association, as trustee under the MSC 2016-UBS12 PSA, pursuant to which the 681 Fifth Avenue mortgage loan is serviced (see exhibit 33.4)

33.39 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as trustee under the MSC 2016-UBS12 PSA, pursuant to which the 681 Fifth Avenue mortgage loan is serviced (see exhibit 33.5)

33.40 Wells Fargo Bank, National Association, as custodian for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA. (see Exhibit 33.6)

33.41 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA (see Exhibit 33.7)

33.42 Wells Fargo Bank, National Association, as general master servicer prior to March 1, 2025 under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 33.8)

33.43 Trimont LLC, as general master servicer on and after March 1, 2025 under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 33.9)

33.44 Wilmington Trust, National Association, as trustee under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 33.12)

33.45 Wells Fargo Bank, National Association, as custodian for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA. (see Exhibit 33.6)

33.46 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA (see Exhibit 33.7)

33.47 CoreLogic Solutions, LLC, as servicing function participant for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA. (see Exhibit 33.15)

34 Attestation reports on assessment of compliance with servicing criteria for asset-backed securities. (See Explanatory Note 8)

34.1 Midland Loan Services, a Division of PNC Bank, National Association, as master servicer

34.2 K-Star Asset Management LLC, as special servicer

34.3 Park Bridge Lender Services LLC, as operating advisor

34.4 Wells Fargo Bank, National Association, as trustee and certificate administrator

34.5 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as trustee and certificate administrator

34.6 Wells Fargo Bank, National Association, as custodian

34.7 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian

34.8 Wells Fargo Bank, National Association, as master servicer prior to March 1, 2025 under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

34.9 Trimont LLC, as master servicer on and after March 1, 2025 under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

34.10 KeyBank National Association, as special servicer for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA.

34.11 Park Bridge Lender Services LLC, as operating advisor for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA. (see Exhibit 34.3)

34.12 Wilmington Trust, National Association, as trustee under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

34.13 Wells Fargo Bank, National Association, as custodian for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA. (see Exhibit 34.6)

34.14 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA. (see Exhibit 34.7)

34.15 CoreLogic Solutions, LLC, as servicing function participant for the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan under the CD 2016-CD2 PSA.

34.16 Wells Fargo Bank, National Association, as servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA prior to March 1, 2025. (see Exhibit 34.8)

34.17 Trimont LLC, as servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA on and after March 1, 2025. (see Exhibit 34.9)

34.18 Situs Holdings, LLC, as special servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA.

34.19 Deutsche Bank Trust Company Americas, as custodian for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA.

34.20 CoreLogic Solutions, LLC, as servicing function participant for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA. (see Exhibit 34.15)

34.21 Wells Fargo Bank, National Association, as master servicer prior to March 1, 2025 under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 34.8)

34.22 Trimont LLC, as master servicer on and after March 1, 2025 under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 34.9)

34.23 CWCapital Asset Management LLC, as special servicer for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA.

34.24 Wilmington Trust, National Association, as trustee under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 34.12)

34.25 Wells Fargo Bank, National Association, as custodian for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 34.6)

34.26 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 34.7)

34.27 Park Bridge Lender Services LLC, as operating advisor for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 34.3)

34.28 CoreLogic Solutions, LLC, as servicing function participant for the Prudential Plaza mortgage loan under the COMM 2015-CCRE26 PSA. (see Exhibit 34.15)

34.29 Wells Fargo Bank, National Association, as servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA prior to March 1, 2025. (see Exhibit 34.8)

34.30 Trimont LLC, as servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA on and after March 1, 2025. (see Exhibit 34.9)

34.31 CWCapital Asset Management LLC, as special servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 34.23)

34.32 Wilmington Trust, National Association, as trustee under the Hilton USA Trust 2016-HHV TSA, pursuant to which the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan is serviced (see Exhibit 34.12)

34.33 Wells Fargo Bank, National Association, as custodian for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 34.6)

34.34 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 34.7)

34.35 CoreLogic Solutions, LLC, as servicing function participant for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA. (see Exhibit 34.15)

34.36 Midland Loan Services, a Division of PNC Bank, National Association, as master servicer under the MSC 2016-UBS12 PSA, pursuant to which the 681 Fifth Avenue mortgage loan is serviced. (see Exhibit 34.1)

34.37 Park Bridge Lender Services LLC, as operating advisor for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA. (see Exhibit 34.3)

34.38 Wells Fargo Bank, National Association, as trustee under the MSC 2016-UBS12 PSA, pursuant to which the 681 Fifth Avenue mortgage loan is serviced (see exhibit 34.4)

34.39 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as trustee under the MSC 2016-UBS12 PSA, pursuant to which the 681 Fifth Avenue mortgage loan is serviced (see exhibit 34.5)

34.40 Wells Fargo Bank, National Association, as custodian for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA. (see Exhibit 34.6)

34.41 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the 681 Fifth Avenue mortgage loan under the MSC 2016-UBS12 PSA (see Exhibit 34.7)

34.42 Wells Fargo Bank, National Association, as general master servicer prior to March 1, 2025 under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 34.8)

34.43 Trimont LLC, as general master servicer on and after March 1, 2025 under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 34.9)

34.44 Wilmington Trust, National Association, as trustee under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 34.12)

34.45 Wells Fargo Bank, National Association, as custodian for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA. (see Exhibit 34.6)

34.46 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as custodian for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA (see Exhibit 34.7)

34.47 CoreLogic Solutions, LLC, as servicing function participant for the Marriott Hilton Head Resort & Spa mortgage loan under the WFCM 2016-LC25 PSA. (see Exhibit 34.15)

35 Servicer compliance statement. (See Explanatory Note 9)

35.1 Midland Loan Services, a Division of PNC Bank, National Association, as master servicer

35.2 K-Star Asset Management LLC, as special servicer

35.3 Wells Fargo Bank, National Association, as certificate administrator

35.4 Computershare Trust Company, National Association, as servicing function participant of Wells Fargo Bank, National Association, as certificate administrator

35.5 Wells Fargo Bank, National Association, as master servicer prior to March 1, 2025 under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

35.6 Trimont LLC, as master servicer on and after March 1, 2025 under the CD 2016-CD2 PSA, pursuant to which the 229 West 43rd Street Retail Condo mortgage loan and the 8 Times Square & 1460 Broadway mortgage loan are serviced.

35.7 Wells Fargo Bank, National Association, as servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA prior to March 1, 2025. (see Exhibit 35.5)

35.8 Trimont LLC, as servicer for the 85 Tenth Avenue mortgage loan under the DBWF 2016-85T TSA on and after March 1, 2025. (see Exhibit 35.6)

35.9 Wells Fargo Bank, National Association, as master servicer prior to March 1, 2025 under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 35.5)

35.10 Trimont LLC, as master servicer on and after March 1, 2025 under the COMM 2015-CCRE26 PSA, pursuant to which the Prudential Plaza mortgage loan is serviced. (see Exhibit 35.6)

35.11 Wells Fargo Bank, National Association, as servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA prior to March 1, 2025. (see Exhibit 35.5)

35.12 Trimont LLC, as servicer for the Hilton Hawaiian Village Waikiki Beach Resort mortgage loan under the Hilton USA Trust 2016-HHV TSA on and after March 1, 2025. (see Exhibit 35.6)

35.13 Midland Loan Services, a Division of PNC Bank, National Association, as master servicer under the MSC 2016-UBS12 PSA, pursuant to which the 681 Fifth Avenue mortgage loan is serviced. (see Exhibit 35.1)

35.14 Wells Fargo Bank, National Association, as general master servicer prior to March 1, 2025 under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 35.5)

35.15 Trimont LLC, as general master servicer on and after March 1, 2025 under the WFCM 2016-LC25 PSA, pursuant to which the Marriott Hilton Head Resort & Spa mortgage loan is serviced. (see Exhibit 35.6)

99.1 Mortgage Loan Purchase Agreement, dated as of February 1, 2017, between Citigroup Global Markets Realty Corp. and Citigroup Commercial Mortgage Securities Inc., pursuant to which Citigroup Global Markets Realty Corp. sold certain mortgage loans to Citigroup Commercial Mortgage Securities Inc. (filed as Exhibit 99.1 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein).

99.2 Mortgage Loan Purchase Agreement, dated as of February 1, 2017, between German American Capital Corporation and Citigroup Commercial Mortgage Securities Inc., pursuant to which German American Capital Corporation sold certain mortgage loans to Citigroup Commercial Mortgage Securities Inc. (filed as Exhibit 99.2 to the registrant's Current Report on Form 8-K dated February 14, 2017, and filed by the registrant on February 14, 2017 under Commission File No. 333-207132-10, and is incorporated by reference herein).

(b) The exhibits required to be filed by Registrant pursuant to Item 601of Regulation S-K are listed above.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Citigroup Commercial Mortgage Securities Inc.

(Depositor)

/s/ Richard Simpson

Richard Simpson, President

(senior officer in charge of securitization of the depositor)

Date: March 30, 2026

CD 2017-CD3 Mortgage Trust 10-K