The trade dispute between the United States and Canada has escalated again, with new U.S. import restrictions scheduled to begin on September 29. The measures target selected Canadian dairy products, alcoholic beverages and motorcycles, adding another layer of uncertainty to the countries’ economic relationship.

President Donald Trump announced the measures on September 8. The White House described them as a response to what it considers discriminatory treatment of American dairy, alcohol and motor vehicle businesses. The restrictions cover specified products, rather than imposing a blanket prohibition on all Canadian goods in those categories.

The announcement coincided with Canada’s introduction of retaliatory tariffs on C$27.6 billion worth of American imports. According to Canada’s Department of Finance, those tariffs range from 15 to 50 percent and cover sectors including steel, dairy, appliances, agricultural equipment, paper and electronics. Ottawa said the measures respond to U.S. tariffs that took effect on August 22.

The confrontation also extends to government purchasing. Trump directed the General Services Administration, working with the U.S. Trade Representative, to begin removing Canadian-origin products from its Multiple Award Schedules. He linked reversing that action to improved access to Canadian markets for American businesses.

Canadian Prime Minister Mark Carney has argued that the country must reduce its dependence on the United States and strengthen other international trading relationships. His response reflects a broader effort to diversify Canada’s economy following the breakdown of trade negotiations.

For readers following developments ahead of a Canadian trip, the scope of this announcement matters: it concerns importing goods into the United States. It should not be interpreted as a general ban on visiting Canada or buying Canadian products while there. The published measures establish product-specific trade restrictions beginning later this month.