Tariff Updates: Heavy Trucks, Timber & Lumber, Vessel Fees
Over the past several weeks, there has been a flurry of tariff updates affecting importers across multiple industries. From tariffs on heavy-duty vehicles and timber to 232 exclusions and vessel fees, the trade landscape is moving fast, and staying compliant is more challenging than ever. To help you keep up, we’ve summarized recent key tariff developments you need to know. For a full list of tariffs and trade deals, visit our tracker here.
Heavy-Duty Vehicles and Vehicle Parts
On September 25, 2025, President Trump, via Truth Social, announced his intention to impose a 25% tariff on heavy trucks. On October 17, 2025, he issued a Presidential Proclamation formalizing and clarifying these tariffs. The proclamation imposes a 25% tariff on imports of medium- and heavy-duty trucks and truck parts. This includes Class 3 to Class 8 vehicles, like large pick-up trucks, moving trucks, cargo trucks, dump trucks, and tractors for eighteen-wheelers.
The Proclamation also imposes a 10% tariff on imports of buses, including school buses, transit buses, and motor coaches. The tariffs are set to take effect on November 1, 2025.
President Trump is imposing the new tariffs under section 232 of the Trade Expansion Act of 1962, citing national security concerns.
If medium and heavy-duty vehicles qualify for USMCA treatment, the importer may submit documentation to identify the amount of U.S. content, and, after the Department of Commerce’s […]



