Trump Signs Three New 50% Tariff Proclamations Against Canada – Product Lists Extend Well Beyond Cars, Wine and Cheese
Effective August 19, 2026, certain Canadian-origin goods imported into the United States will face an additional 50% ad valorem duty under three proclamations addressing motor vehicles, alcoholic beverages and dairy products.
Unlike recent Section 232 national-security tariffs, these measures rely on Section 338 of the Tariff Act of 1930, which authorizes additional duties where another country is found to discriminate against U.S. commerce.
The scope extends well beyond the sectors named. Alcohol and dairy coverage is relatively focused, while the motor-vehicle proclamation reaches products ranging from flowers, honey and cosmetics to paper, apparel, machinery, electronics, furniture, sporting goods, art and collectibles.
Key considerations for Canadian exporters and U.S. importers:
· The additional 50% duty generally stacks with existing customs and trade-remedy duties.
· USMCA-originating status does not provide relief.
· Coverage depends on the specific HTSUS classifications—not the proclamation title.
· Foreign-trade zone requirements apply to covered goods admitted on or after August 19, 2026.
· CBP may issue guidance or technical modifications.
Immediate priority: Review the Annex I exclusions for goods already subject to existing U.S. tariffs and compare them against the products listed in Annex II for each proclamation. Businesses should confirm whether their goods are covered and assess the potential impact on pricing, contracts and supply chains before the new tariffs take effect.
Dominion Customs Solutions can help. Contact us below.
Official Sources and Complete Annexes
· Motor Vehicles Proclamation (Annex I & II)
· Alcoholic Beverages Proclamation (Annex I & II)
· Dairy Proclamation (Annex I & II)
· White House Fact Sheet
· Section 338 of the Tariff Act of 1930