James S. Tsang’s practice focuses on US and regional tax planning, including tax, trust, estate and wealth planning for international private clients, as well as US inbound/outbound investments. His experience also includes international business with an emphasis on China.

James provides US income and estate tax planning for high-net-worth individuals and family groups. His representations include handling personal tax and estate planning for trusts and holding companies, minimizing US estate and inheritance taxes, avoiding US probate proceedings and revising existing structures in accordance with US laws relating to offshore trusts. He is experienced in international and US estate planning to reduce estate, inheritance and other succession taxes worldwide, including the application of estate tax treaties, as well as the establishment and operation of international charitable foundations.

James has presented numerous speeches and training sessions to international trustee companies regarding the use of foreign trusts to minimize US income, estate and generation skipping taxes.

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  • Southern Methodist University, J.D., 1985
  • The University of Texas at Austin, M.B.A., with honors, 1982
  • The University of Texas at Austin, B.B.A., with honors, 1979


  • Hong Kong, 2000
  • California, 1990
  • Texas, 1985


  • High Court of Hong Kong, 2000
  • Supreme Ct. of California, 1990
  • Supreme Ct. of Texas, 1985

Memberships & Affiliations

  • American Institute of Certified Public Accountants
  • Texas State Board of Accountancy
  • American Bar Association Tax Committee
  • American Chamber of Commerce in Hong Kong


  • Chinese (Cantonese)
  • Chinese (Mandarin, also known as Putonghua)
  • English
  • WWL Thought Leaders: Private Client 2023
  • Listed in Chambers HNW 2019-2022 (Band 1)
  • WWL Thought Leaders: Global Elite 2021 and 2022
  • Recommended as a Leading Individual in The Legal 500 Asia Pacific 2016-2022 for Tax and Trusts, Hong Kong
  • Listed in Who’s Who Legal: Private Client 2016-2019
  • Recommended in The Legal 500 Asia Pacific 2017 in Tax and Trusts, Hong Kong
  • Exclusive winner of the Private Client category (Hong Kong) by Client Choice Awards 2017
  • Listed in Asialaw Leading Lawyers 2012 for trusts and estates
  • Recognized for private client matters in the PLC Which lawyer? Yearbook 2009

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