Martha MacDonald

Martha practises tax litigation before the Tax Court of Canada, Federal Court of Appeal and Ontario Superior Court of Justice, as well as dispute resolution with the Canada Revenue Agency. She has been involved with tax issues including GST/HST, transfer pricing, tax avoidance, foreign tax credits, residence for tax purposes and taxable employment benefits, in addition to a range of administrative and procedural matters specific to the tax area. She is a partner at Osler, Hoskin and Harcourt LLP.


Canada is celebrating its 150th anniversary. We’re celebrating you, Canadian CPAs. Tell us why you’re proud to be a Canadian CPA. Then watch for our big celebration in July.

Gain practical organizational insights and learn from industry experts at this annual event for not-for-profit financial leaders.