Ian	 MacGregor

Ian MacGregor

Counsel, PwC Law LLP

Ian is counsel in PWC Law’s Ottawa office. His practice focuses on tax dispute resolution and litigation. 

Ian has more than 40 years of experience in both government and the private sector to resolve tax disputes. 

Ian started his career with the federal Department of Justice where he became the Assistant Deputy Attorney General of the Tax Law Services portfolio that provides advisory and litigation services to the Canada Revenue Agency. He then joined Osler, Hoskin and Harcourt as a partner for several years.

Ian has appeared before all levels of court, including the Supreme Court of Canada on several occasions. His practice focuses on providing legal advice, settlement strategy and litigation.  His mandate includes tax avoidance, transfer pricing, collections and administrative disputes.

Ian is called to the bar in Ontario. 


  • Income Tax
  • Indirect Tax
  • Corporate Tax


  • Audit Defence
  • Objections
  • Tax Litigation
  • Tax Appeals
  • Judicial Review
  • Tax Dispute Resolution


  • LL.B./LL.M. - Osgoode Hall Law School
  • M.A. - York University
  • MBA - McMaster University
  • Level l and ll - CPA Canada In-Depth Tax Course
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