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Mayer Brown

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Brian Kittle

Work +1 212 506 2187
Mayer Brown

Work Department

Tax Controversy


Brian W. Kittle is a partner in Mayer Brown’s Tax Controversy practice. Brian represents clients in all facets of tax controversy, including administrative proceedings, contested hearings, litigation and appellate matters. His controversy experience includes major corporate tax matters involving substance-over-form disputes, economic substance issues, valuation issues, intercompany transactions, debt-versus-equity issues, Subchapter C issues and leasing transactions. Brian frequently assists clients in using IRS alternative dispute resolution initiatives and has broad experience handling audits and IRS Appeals. His litigation experience includes extensive trial work in the United States Tax Court and the United States Court of Federal Claims, and appellate advocacy in various United States Courts of Appeals.


Georgetown University Law Center, 2004; LLM in Taxation, with distinction State University of New York, Buffalo Law School, JD, cum laude, 2003; Buffalo Law Review, 2001-2003 (Business Editor: 2002-2003; Associate Member: 2001-2002); Executive Student Editor, American Bar Association's Journal of Affordable Housing, 2002-2003 University of New England, BS, cum laude, 1998

United States: Tax

US taxes: contentious

Within: Leading lawyers

Brian Kittle - Mayer Brown

Within: US taxes: contentious

The contentious tax team at Mayer Brown is led by Brian Kittle in New York and Thomas Kittle-Kamp and Joel Williamson in Chicago. Williams and Kittle, as well as John Hildy in Chicago, have been representing Eaton Corporation in multiple matters, including in a first impression Tax Court case in mid-2017 against allegations of impropriety by the IRS, arising from the IRS's cancellation of two advance pricing agreements. Kittle-Kamp and William McGarrity in Chicago are representing Altera Corporation in an appeals case challenging the validity of the IRS’s regulation requiring that amounts attributable to equity compensation be included in the pool of costs to be shared pursuant to a cost-sharing arrangement. Larry Langdon in Palo Alto and Gary Wilcox in Washington DC are also noted. Peter Price was promoted to partner in Chicago in January 2018. New York-based Erin Gladney moved to Baker McKenzie LLP in March 2018. Washington DC's Kristin Mikolaitis joined Nestlé USA in August 2018.

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