Canada’s Retaliatory Tariffs Take Effect—What to Know

Canada has implemented retaliatory tariffs on $20 billion worth of U.S. goods, beginning just after midnight on Sept. 8. These tariffs, a direct response to President Donald Trump’s trade agenda initiated in April 2025, are designed to exert economic pressure on the United States. The measures are described as ‘dollar-for-dollar’ and target approximately 7 percent of U.S. exports to Canada, with rates varying from 15 to 50 percent on a wide array of products.

• Canada’s retaliatory tariffs on $20 billion of U.S. goods took effect on Sept. 8.
• These tariffs are a response to President Donald Trump’s trade agenda started in April 2025.
• Canada and the U.S. are now engaged in tit-for-tat tariffs.
• The Canadian tariffs target 7% of U.S. exports to Canada.
• Rates range from 15% to 50% on goods including steel, aluminum, carpets, and cheese.