A 50% tariff on Canadian goods is set to take effect at midnight Tuesday if a trade deal is not finalized [1], [2].

The looming deadline threatens to disrupt one of the largest trading corridors in the world, potentially increasing costs for consumers and businesses in both nations.

U.S. President Donald Trump (R-WY) and Canadian Prime Minister Mark Carney have failed to reach an agreement despite ongoing negotiations. The Trump administration has used the threat of tariffs to pressure Canada into a new trade arrangement [1], [3].

Canadian officials, including trade minister Dominic LeBlanc and chief negotiator Janice Charette, have worked to avert the measures [2]. While some reports have suggested a lower tariff rate of 35%, primary sources confirm the current threatened rate is 50% [1], [4].

The tariffs would apply to Canadian goods entering the United States [1], [2]. If the midnight deadline on Aug. 18 passes without a signed agreement, the measures will be implemented immediately [2].

Negotiations have remained stalled as both sides struggle to find common ground on trade terms. The U.S. administration said the tariffs are a necessary tool to secure a favorable deal [1], [3].

A 50% tariff on Canadian goods is set to take effect at midnight Tuesday.

The imposition of these tariffs would signal a significant shift in North American trade relations. By leveraging high tariffs as a negotiating tactic, the U.S. is attempting to force rapid concessions from Canada, which could lead to a volatile period of price instability for cross-border commodities and a potential diplomatic rift between the two allies.