Skip to main content
Gary Wilcox

Gary Wilcox

T +1 202 263 3399
F +1 202 263 3300
  • RSS Icon

Gary Wilcox is a partner in Mayer Brown's Washington DC office and a member of the Tax Controversy and Transfer Pricing practices. Previously, Gary served as a co-leader of PricewaterhouseCoopers' (PwC) US tax controversy practice, and led the tax practice at another international law firm. He also served as the deputy chief counsel of the US Internal Revenue Service (IRS), where he was in charge of approximately 700 attorneys in the Office of Chief Counsel and had primary responsibility within the IRS for developing its positions on technical tax issues and the issuance of regulations and rulings.

Gary’s practice focuses on tax controversies and tax planning. He represents multinational corporations in the audit and appeals phases of an IRS dispute as well as in litigation. Gary has particular experience with controversies arising from complex transactions, typically in a cross-border context, such as leveraged distributions and other repatriations, intercompany debt, worthless stock deductions, and cost sharing arrangements. He has litigated significant cases in U.S. Tax Court including a case involving intercompany debt (ScottishPower).

Gary also has many years of experience advising clients on structuring mergers, acquisitions and internal reorganizations, and now regularly advises on planning issues arising from the Tax Cuts and Jobs Act. He is a frequent lecturer on corporate tax issues, and is an author of the BNA Tax Management Portfolio entitled "Corporate Acquisitions- (A), (B), and (C) Reorganizations."

Gary has an LL.M. in Taxation from New York University, a JD with highest honors from the University of Oklahoma and an undergraduate degree (cum laude) from Texas Tech University. Gary is a former council director of the American Bar Association’s Tax Section and a fellow of the American College of Tax Counsel.

The Build a Report feature requires the use of cookies to function properly. Cookies are small text files that are placed on your computer by websites that you visit. They are widely used in order to make websites work, or work more efficiently. If you do not accept cookies, this function will not work. For more information please see our Privacy Policy

You have no pages selected. Please select pages to email then resubmit.