Citigroup (C) 10-K 2013 FY Annual report

Exhibit 23.01

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Citigroup Inc.:

We consent to the incorporation by reference in the Registration Statements on:

• Form S-3 Nos. 33-55542, 33-56940, 33-68760, 33-51101, 33-62903, 33-63663, 333-04809, 333-12439, 333-27155, 333-37992, 333-42575, 333-44549, 333-48474, 333-49442, 333-51201, 333-68949, 333-90079, 333-57364, 333-75554, 333-102206, 333-103940, 333-105316, 333-106510, 333-106598, 333-108047, 333-117615, 333-122925, 333-125845, 333-126744, 333-132177, 333-132370, 333-132373, 333-135163, 333-135867, 333-142849, 333-146471, 333-152454, 333-154914, 333-157386, 333-157459, 333-172554, 333-172555, 333-172562, 333-186425, 333-191056, and 333-192302.

• Form S-8 Nos. 333-58460, 333-58458, 333-02811, 333-56589, 333-63016, 333-101134, 333-107166, 333-124635, 333-163852, 333-166242, 333-166215, 333-173683 and 333-181647.

of Citigroup Inc. of our reports dated March 3, 2014, with respect to the consolidated balance sheets of Citigroup Inc. and subsidiaries (the “Company” or “Citigroup”) as of December 31, 2013 and 2012, the related consolidated statements of income, comprehensive income, changes in stockholders’ equity and cash flows for each of the years in the three-year period ended December 31, 2013, and Citigroup’s effectiveness of internal control over financial reporting as of December 31, 2013, which reports appear in the December 31, 2013 Annual Report on Form 10-K of Citigroup.

New York, New York

March 3, 2014