EX-5.2

Exhibit 5.2

1550 Peachtree Street, N.W.

Atlanta, Georgia 30309

August 15, 2024

Board of Directors

Equifax Inc.

1550 Peachtree Street, N.W.

Atlanta, Georgia 30309

Ladies and Gentlemen:

I am the Executive Vice President, Chief Legal Officer and Corporate Secretary to Equifax Inc., a Georgia corporation (the “Company”), in connection with the issuance pursuant to an Indenture, dated as of May 12, 2016, between the Company and U.S. Bank Trust Company, National Association (successor in interest to U.S. Bank National Association), as trustee (the “Trustee”), as supplemented by the Twelfth Supplemental Indenture, dated as of the date hereof, relating to the Notes (as defined below), between the Company and the Trustee, of $650,000,000 aggregate principal amount of the Company’s 4.800% Senior Notes due 2029 (the “Notes”), and the sale of the Notes pursuant to an Underwriting Agreement, dated August 12, 2024, among the Company and BofA Securities, Inc., J.P. Morgan Securities LLC, Mizuho Securities USA LLC and Wells Fargo Securities, LLC, as representatives of the several underwriters named therein, and pursuant to the Company’s automatic shelf registration statement on Form S-3 (File No. 333-266290) filed with the Securities and Exchange Commission on July 22, 2022 (the “Registration Statement”). This opinion letter is furnished to you at your request to enable you to fulfill the requirements of Item 601(b)(5) of Regulation S-K, 17 C.F.R. § 229.601(b)(5), in connection with the Registration Statement.

For purposes of this opinion letter, I, or attorneys in the legal department of the Company under my direction, have examined copies of such agreements, instruments and documents as I have deemed an appropriate basis on which to render the opinion hereinafter expressed.

In rendering the opinion set forth below, I have assumed the genuineness of all signatures, the accuracy and completeness of all documents submitted to me, the authenticity of all original documents, and the conformity to authentic original documents of all documents submitted to me as copies (including pdfs). I have also assumed the legal capacity for all purposes relevant hereto of all natural persons and, with respect to all parties to agreements or instruments relevant hereto other than the Company, that such parties had the requisite power and authority (corporate or otherwise) to execute, deliver and perform such agreements or instruments, that such agreements or instruments have been duly authorized by all requisite action (corporate or otherwise), executed and delivered by such parties and that such agreements or instruments are the valid, binding and enforceable obligations of all parties thereto. As to questions of fact material to my opinion, I have relied upon certificates of officers of the Company and of public officials. This opinion letter is given, and all statements herein are made, in the context of the foregoing.

I, or attorneys in the legal department of the Company under my direction, have also reviewed such questions of law as I have considered necessary and appropriate for the purposes of this opinion.

This opinion is limited in all respects to the applicable federal laws of the United States and the laws of the State of Georgia, and no opinion is expressed with respect to the laws of any other jurisdiction or any effect which such laws may have on the opinion expressed herein. This opinion is limited to the matters stated herein, and no opinion is implied or may be inferred beyond the matters expressly stated herein.