Canadian Imports Hit a Wall, Not a Price, on September 29

The shelf arrives before the rhetoric does. At 12:01 a.m. eastern time on September 29, 2026, a White House proclamation moved a set of Canadian goods from a 50 percent duty to an outright import ban: most alcoholic beverages, several whey and dairy products, cane molasses, and motorcycles and mopeds above 800cc. Three more proclamations signed the same day, September 8, widened the 50 percent Section 338 duty list and directed the General Services Administration to strip Canadian-origin products from federal purchasing schedules. This is no longer a tariff dispute. Cargo is being turned away at the border on a dated list.

Key Takeaways US import bans on Canadian alcohol, whey and dairy produ…