Ottawa, August 23, 2026: Canada has suspended its latest trade negotiations with the United States after the two countries failed to reach a new comprehensive agreement, Prime Minister Mark Carney said, as Ottawa prepares retaliatory tariffs against a range of American products.

Carney said Canadian negotiators had been instructed to return to Ottawa after Washington introduced new terms during the final stage of negotiations. According to the Canadian prime minister, those proposals were unacceptable because they offered insufficient economic benefits while demanding concessions Canada was unwilling to make. 

Canada prepares matching tariffs

Canada’s response will involve tariffs designed to match the new U.S. duties on a dollar-for-dollar basis. Ottawa says the measures will focus on products including steel, dairy, appliances, agricultural equipment, pulp and paper, and electronics.

The Canadian government is expected to publish the detailed tariff list in the coming days. The measures are scheduled to take effect on the Tuesday following Labour Day, which falls on September 8 this year.

The announcement follows the United States imposing new 50% tariffs on a group of Canadian goods. The measures affect roughly $20 billion worth of Canadian exports, according to Reuters, adding another layer to the already tense economic relationship between the two neighbours.

Carney says Canada rejected an unfavorable agreement

Carney said Canada had spent more than a year attempting to negotiate a deal that would provide greater certainty for businesses and workers while maintaining broad access to the U.S. market.

He argued that Ottawa had shown flexibility during the negotiations but would not accept demands that could weaken Canadian industries, sovereignty or cultural protections.

The Canadian government had also offered concessions in strategic sectors, including a willingness to remove some remaining retaliatory tariffs if Washington significantly reduced its own duties. However, Carney said the latest U.S. proposals changed the balance of the potential agreement.

Trade dispute enters a new phase

The latest breakdown represents a major setback after both countries had indicated earlier in August that progress was being made.

On August 18, Carney said substantial progress had been achieved and that Washington had postponed implementation of a planned 50% tariff on a range of Canadian products while negotiations continued.

That optimism disappeared within days. The talks ultimately collapsed, with Canada describing the final U.S. proposals as unfair and uneconomic. The United States, meanwhile, has defended its trade measures and criticized Canada’s position.

Businesses face greater uncertainty

The escalating tariff dispute is expected to create additional uncertainty for companies operating across the Canada-U.S. border.

Canada and the United States have deeply interconnected supply chains, meaning tariffs can affect manufacturers, suppliers, retailers and consumers in both countries. Carney acknowledged that Canada’s retaliatory measures could increase costs and reduce choices for Canadian consumers.

Despite those risks, he said the government considered the measures necessary to defend Canadian workers, farmers, families and businesses.

Ottawa seeks to reduce dependence on US market

The Canadian government is also using the dispute to accelerate efforts to diversify its trade relationships.

Carney has argued that Canada needs to strengthen its domestic economy and develop additional export markets rather than remain overly dependent on the United States. Ottawa says its broader strategy is aimed at making Canada more resilient to future trade disruptions.

For now, the suspension of negotiations leaves the world’s two closely connected economies facing another period of heightened trade tensions. Whether the new tariffs eventually bring Washington and Ottawa back to the negotiating table remains uncertain.