Recognized for her skill and advocacy before the courts, Martha MacDonald is an experienced tax litigator who brings advanced dispute strategy and deep tax knowledge to advocate for clients on all manner of tax disputes.
Martha leads Torys’ Tax Controversy and Litigation Practice, and practises tax litigation before trial and appellate courts, as well as dispute resolution with the Canada Revenue Agency and provincial tax authorities.
Martha brings extensive knowledge and experience to a wide range of tax issues, including transfer pricing, tax avoidance, foreign tax credits, residence for tax purposes, taxable employment benefits, and goods and services tax/harmonized sales tax. She also regularly advises clients on a variety of administrative and procedural matters.
Martha MacDonald is praised as a ‘great litigator’ who is ‘incredibly smart and technically knowledgeable.’ She handles a range of tax disputes, including those relating to transfer pricing, for clients including financial institutions.
—Chambers Global, 2021
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Chambers Canada—Leading lawyer in tax: litigation
Chambers Global—Leading lawyer in tax: litigation
World Tax—Highly regarded in Tax Controversy and Women in Tax
Benchmark Canada: The Definitive Guide to Canada’s Leading Litigation Firms and Attorneys—Future Star
Best Lawyers in Canada—Leading lawyer in tax law
Lexpert/American Lawyer’s Guide to the Leading 500 Lawyers in Canada—Leading lawyer in corporate tax litigation
The Canadian Legal Lexpert Directory—Leading lawyer in corporate tax litigation
Expert Guides’ Women in Business Law—Leading lawyer in tax
Lexpert’s Leading US/Canada Cross-Border Corporate Lawyers in Canada—Lawyers to Watch
Since its inception, Martha has helped coach teams in the Donald G. Bowman National Tax Moot. She has also been a guest lecturer at the Faculty of Law, University of Toronto.
Martha is a member of the Canadian Tax Foundation. Prior to joining Torys, Martha interned at the offices of a major international law firm in Düsseldorf, Germany, and was a foreign legal trainee at a major law firm in Tokyo, Japan.