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Kenneth Klein

Kenneth Klein

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Tax Controversy Team of the Year 2015

The Legal 500 US Awards for 2015 recognized Mayer Brown as Team of the Year for Tax Controversy for the second consecutive year. The award honors the best private practice teams over the past 12 months.

Ken “specializes in international tax of the utmost complexity."

Legal 500

Kenneth Klein concentrates his practice on international taxation, tax planning, tax transactions, tax controversies, and public policy. His tax practice experience has included planning, structuring/restructuring, mergers and acquisitions, other transactions, regulations, legislation, private letter rulings, examinations, administrative appeals, and amicus briefs. He has represented domestic and international clients in numerous industries, including manufacturing, financial institutions, software, transportation, pharmaceuticals, services, real estate, agricultural, trading, and entertainment, among others.

Ken has experience with outbound investments, inbound investments, structuring/restructuring, joint ventures, income bifurcation and amalgamation, controlled foreign corporations (subpart F), investments in US property, offshore intangibles, manufacturing, contract manufacturing, transportation (especially shipping), active royalties and rentals, software, other high tech, services, trading, insurance, source of income, foreign tax credits, and interest and other expense allocation and apportionment. His financial institutions experience extends to cross-border financings, portfolio interest, conduit financing arrangements, withholding tax, tax treaties, investment funds (stock, securities, commodities, venture capital, real estate and shipping), swaps, other derivatives, CDOs, other structured finance vehicles, catastrophe bonds, US and foreign stock and securities lending, foreign tax credit, controlled foreign corporations, source of income, and transfer pricing. He also has experience with the taxation of artists and athletes and international individual tax planning.

Prior to working at Mayer Brown, Ken worked at the IRS, first as Assistant Branch Chief and Attorney, Legislation & Regulations Division and General Litigation Division (1977-1981), and later as the Associate Chief Counsel (Technical) (1988-1990). Ken was an associate and then a tax partner at Cadwalader, Wickersham & Taft from 1981-1988 and 1990-2002. He also was Fellow of the American Society of International Law (1976-1977).

Ken is recognized year after year for his skills in international taxation. He has been lauded by clients for his "sophisticated cross-border tax planning, structuring and restructuring for a number of US and non-US multinationals." Legal 500 2015 refers to Ken as the ‘font of practical advice’ and has named him a leading lawyer for five consecutive years. For the past seven years, Ken has been named to the World’s Leading Tax Advisers (Euromoney/International Tax Review). He is recognized as a leading tax controversy adviser in the International Tax Review Tax Controversy Leaders guide and named among the "Best Tax Lawyers" in Washington DC by Washingtonian Magazine and Washington Post Magazine. Ken has also been featured as a leading tax lawyer in Washington DC by Super Lawyers for seven consecutive years. Mayer Brown's Tax practice is ranked Tier 1 by Chambers USA, Legal 500 and the International Tax Review.

Mayer Brown was recently named Tax Controversy Team of the Year in the Legal 500 United States Awards 2014. "Mayer Brown is 'among the best' and fields a large team…dedicated exclusively to tax controversy and transfer pricing," said Legal 500 and its sources in the 2014 US edition. "The firm's extensive experience spans the full gamut of controversy work, from administrative appeals to litigation in the trial court and at appellate court level."

Ken has been a speaker at numerous tax seminars.

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