Trump’s 50% Tariffs on Canadian Goods Take Effect After Last-Minute Trade Talks Collapse
President Donald Trump’s sweeping 50% tariffs on roughly $20 billion worth of Canadian imports took effect early Saturday after eleventh-hour negotiations between Washington and Ottawa collapsed without producing a trade agreement.
The duties went into effect shortly after midnight, escalating an already tense trade dispute between the United States and its northern neighbor. The new tariffs cover a wide assortment of Canadian products, including wine, hockey equipment, cement, honey, textiles, paper products and certain electronics.
Several of Canada’s most important exports were excluded from the latest round. Energy products, potash, critical minerals and fish are among the goods exempted, while previously imposed American tariffs affecting steel, aluminum, automobiles and lumber remain in place.
The tariffs originally were scheduled to begin Wednesday, but Trump granted Canada a three-day reprieve after announcing that negotiators appeared to have reached the framework of an agreement. As late as Friday afternoon, Trump said the two countries had “pretty much” reached a deal.
Those hopes unraveled during the final hours of negotiations. Canadian Prime Minister Mark Carney announced Friday night that he was suspending the talks and ordering Canadian negotiators to return to Ottawa after concluding that the proposed agreement did not adequately serve Canada’s interests.
Both governments blamed the other for the breakdown. U.S. Trade Representative Jamieson Greer accused Canada of introducing new demands and retreating from earlier commitments, while Carney maintained that Washington had introduced unacceptable last-minute changes to the proposed agreement.
The Trump administration has accused Canada of maintaining discriminatory trade practices that disadvantage American products, particularly in sectors involving automobiles, alcohol and dairy. Trump invoked Section 338 of the Tariff Act of 1930 to impose the duties, an obscure provision allowing the president to retaliate against countries accused of discriminating against American commerce.
Canada is now preparing to retaliate. Carney announced that his government will match the new American tariffs “dollar for dollar,” with Canadian duties on U.S. products scheduled to take effect Sept. 8. The retaliatory measures are expected to hit American steel, dairy products, electronics, appliances, agricultural equipment and other goods.
The breakdown represents a sharp reversal from only days earlier, when Trump announced that the two governments had made enough progress to justify delaying the tariffs. The president had also suggested that reviving the Keystone XL pipeline could become part of a broader economic agreement with Canada.
The stakes are substantial because the United States and Canada remain deeply integrated economically. Bilateral trade totaled approximately $376 billion during just the first half of 2026, making Canada the United States’ second-largest trading partner behind Mexico during that period.
For now, neither side appears prepared to back down. Carney has suspended negotiations and promised retaliation, while the Trump administration has allowed the 50% duties to take effect after granting Canada one final three-day window to reach an agreement.
What appeared earlier this week to be an emerging trade breakthrough has therefore turned into a renewed trade war. With the American tariffs now officially in force and Canadian retaliation scheduled for September, the economic confrontation between two of the world’s closest trading partners is entering a significantly more aggressive phase.