Mark Warner Was Interviewed on Global News Radio AM640 About the U.S. Supreme Court Decision Striking Down President Trump’s IEEPA Tariffs

Mark Warner was interviewed on Global News Radio AM640 in Toronto about the U.S. Supreme Court’s International Emergency Economic Powers Act (IEEPA) tariff decision and what it means and doesn’t mean for the remaining national security sectoral tariffs on Canadian exports to the U.S. under Section 232 of the Trade Expansion Act, and the USMCA renewal negotiations. (February 20, 2025) Mr. Warner is a Canadian and U.S. lawyer who has practised in Toronto, Washington, D.C., New York and Brussels. Mark also previously worked on trade and competition issues as counsel in the OECD Trade Directorate where he participated in the negotiations of the Multilateral Agreement on Investment and represented the OECD at meetings of the WTO Working Group on Trade and Competition Policy and the Working Group on Trade and Investment. Mark has worked on merger notifications and trade issues involving dairy and poultry cooperatives.

As Legal Director of the Ontario Ministry of Economic Development & Trade, Mark led Ontario’s legal team for the negotiation of the Canada-U.S. Agreement on Government Procurement, advised on trade disputes (including the Green Energy Act and softwood lumber) and various NAFTA Chapter 11 investor-state arbitration matters. He also led the Ontario’s legal team for the insolvency / restructuring of General Motors and Chrysler, and various grant and loan agreements to leading automotive and automotive parts companies, including to electric car battery manufacturer, Electrovaya and a Better Place demonstration centre and electric vehicle charging station network, and more recently has assisted with an electrical vehicle battery manufacturing contractual dispute.

Mark is a past Chair of the International and Economics Committees of the American Bar Association Section of Antitrust Law as well as a member of the Section’s Task Forces on Competition Policy and NAFTA and Antitrust in the Global Economy. In addition to being a lawyer, Mr. Warner has a Masters Degree in Economics from the University of Toronto.