A worker sorts lumber at the Gorman Brothers Lumber sawmill in West Kelowna, B.C., last month. The U.S. Department of Commerce claims Canadian producers dump softwood below market value.

Canadian softwood producers are being hit with a new 10-per-cent tariff on their lumber shipments into the United States, raising the total levies to more than 45 per cent.

Earlier this year, U.S. President Donald Trump launched a probe into the global wood trade. His order cited Section 232 of the U.S. Trade Expansion Act, which allows him to invoke national security concerns to impose tariffs.

On Monday night, Mr. Trump issued a proclamation that imposed the new tariff on imports of softwood from Canada and other countries, effective Oct. 14.

U.S. alleges Canada is subsidizing softwood industry wit

See Full Page