Paul W Oosterhuis

Practice Areas

Paul Oosterhuis is an internationally recognized senior tax practitioner with extensive experience in cross-border mergers and acquisitions, post-acquisition integration, spin-offs, internal restructurings and joint ventures. He also represents multinational companies in nontransactional international tax planning and assists clients in resolving high-stakes, complex tax controversies.

For the past several years, Mr. Oosterhuis has been actively involved in U.S. and international tax policy matters. In addition to being a frequent speaker and author on emerging topics in this area, he has testified before Congress on U.S. tax reform and base erosion and profit shifting (BEPS) issues. He also represents clients in working with Congress and the Treasury Department to develop international tax legislation as well as with IRS staff to implement regulations. Mr. Oosterhuis has been an active participant in OECD efforts related to the negotiation of Pillar 1 and the implementation of Pillar 2. He currently serves as A general reporter on the subject of countries' tax treatment of royalty income and expense to be presented at the International Fiscal Association (IFA) Congress in October 2026. He is also a lecturer of law at Columbia University Law School where he teaches International Tax.

Career

Prior to entering private practice, Mr. Oosterhuis served as a legislation attorney with the Joint Committee on Taxation Legislation Counsel at the U.S. Congress. He received his B.A. from Brown University and his JD from Harvard University.