Negotiators for the United States and Canada conducted last-minute talks Tuesday as a midnight deadline approached for the imposition of 50 percent tariffs on Canadian imports. President Trump previously threatened the measures under Section 338 of the Tariff Act of 1930, citing what the administration described as discriminatory trade practices by Canada. Canadian Prime Minister Mark Carney characterized the discussions on Monday as "very intense and delicate" following a phone call with the U.S. president.
The tariffs were first announced last month and are scheduled to take effect on Aug. 19, exactly 30 days after the signing of three separate Section 338 actions. These actions target Canadian trade policies involving automobiles, dairy products, and alcohol. Section 338 is a rarely used provision that grants the president authority to levy tariffs of up to 50 percent on countries found to be discriminating against U.S. goods without requiring a preliminary investigation.
The proposed tariffs would apply to approximately 5 percent of all Canadian exports to the United States. The list of affected goods includes diverse products such as wine, hockey sticks, and cement. U.S. Trade Representative Jamieson Greer stated on Friday that the administration is responding to Canada's past retaliatory measures against U.S. trade actions intended to support domestic manufacturing. Prime Minister Carney stated Thursday that Canada is prepared to respond with its own measures if the tariffs are implemented.
The scale of the trade action involves three distinct legal filings targeting billions of dollars in trade, given that Canada is one of the United States' largest trading partners. While the specific dollar amount per household is not reported, the 50 percent rate represents a substantial increase over existing duties. The move also signals a shift in North American trade relations, as the United States-Mexico-Canada Agreement (USMCA) is currently set to expire in 2036, with the U.S. administration opting for annual reviews rather than a long-term renewal.
For workers in the automotive and dairy industries in both nations, the outcome of these negotiations will determine whether current trade rules remain or if new, higher costs will be integrated into their supply chains. A lack of a deal by midnight could trigger immediate retaliatory measures from Ottawa, as Prime Minister Carney indicated Canada has a "full range of things" it can do in response. Following the midnight deadline, the tariffs are set to become effective on Wednesday, Aug. 19, unless an agreement or postponement is announced.