Citigroup Commercial Mortgage Trust 2017-C4 10-K 2018 FY Annual report

Exhibit 35.8

Commercial Mortgage Servicing D1050-084, 8^th Fl 401 South Tryon Street Charlotte, NC 28202 1-800-326-1334

ANNUAL STATEMENT OF COMPLIANCE

Reference is hereby made to that certain Pooling and Servicing Agreement dated as of September 1, 2017, by and among CITIGROUP COMMERCIAL MORTGAGE SECURITIES INC, as Depositor, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Master Servicer, KEYBANK NATIONAL ASSOCIATION, as Special Servicer, PENTALPHA SURVEILLANCE LLC, as Operating Advisor and Asset Representations Reviewer, CITIBANK, N.A., as Certificate Administrator and WILMINGTON TRUST, NATIONAL ASSOCIATION, as Trustee with respect to Commercial Mortgage Pass-Through Certificates, Series2017-P8 (the “Agreement”). Capitalized terms used herein not otherwise defined shall have the meanings assigned in the Agreement.

Pursuant to Section 10.08 of this Agreement, I, Leslie Hayton, Managing Director of Commercial Mortgage Services do hereby certify that:

1. A review of the activities of the Master Servicer during the period from January 1, 2018 through December 31, 2018 (the “Reporting Period”), and of its performance per the Agreement during such period has been made under my supervision, and

2. To the best of my knowledge, based on such review, the Master Servicer has fulfilled all of its obligations under the Agreement in all material respects throughout the Reporting Period.

IN WITNESS WHEREOF, the undersigned has executed this Certificate as of the 28^th day of February 2019.

/s/ Leslie Hayton

Leslie Hayton

Managing Director

Wells Fargo Bank

Wells Fargo Bank, N.A.