President Donald Trump said 25 per cent duties on medium- and heavy-duty trucks would begin Nov. 1, the latest expansion of his tariff regime aimed at protecting domestic industries. The proposal has been subject to an intense lobbying campaign by Detroit’s legacy automakers. Trump originally said last month that heavy-duty truck levies would start Oct. 1, but that timeline slipped as officials heard appeals from companies concerned about the impact.“Beginning November 1st, 2025, all Medium and Heavy Duty T ...