U.S. Implements 50% Tariffs on Canadian Imports, Canada Plans Retaliation

U.S. President Donald Trump invoked a dormant 1930 tariff law on Saturday, imposing 50% duties on an estimated $20 billion of Canadian exports, including items such as hockey sticks, wine, cement, honey and cosmetics. The tariffs affect about 5% of Canada’s annual shipments to the United States, which accounted for roughly 72% of its export volume last year.

Canada’s prime minister, Mark Carney, said the government will respond with "dollar for dollar" tariffs beginning on Sept. 8, targeting sectors such as steel, dairy, appliances, agricultural equipment, pulp and paper, and electronics. He added that Canada would consider lifting existing retaliatory duties on steel, aluminum and autos if the United States substantially reduced its own tariffs.

The United States justified the measures by alleging that Canada discriminated against U.S. automobile, alcohol and dairy exports. No formal investigation is required under Section 338 of the Tariff Act of 1930, which allows the president to levy up to 50% duties on imports from countries deemed to have unfairly treated U.S. businesses.

Trade lawyers warned that the new levies could raise costs for businesses and ultimately lead to higher consumer prices. "Nearly all industries and professions are likely to see downstream effects from this spiraling trade dispute," said Augustine Lo of Dorsey & Whitney.

The move adds to a series of recent U.S. tariffs on Canada, including a 10% duty imposed last month over forced-labor concerns. Both sides have signaled that further measures could follow, raising uncertainty for workers and consumers in the region.