The U.S. Department of Commerce announced Tuesday it had added another 407 categories of downstream steel and aluminium products to its list of goods subject to 50 per cent duties. (The Logic)

Talking point: President Donald Trump restored national security tariffs on all imports of steel and aluminum in March—removing an exemption Canada received in 2019. He also expanded the tariffs to include downstream products and in June, doubled the rate from 25 to 50 per cent. On Monday, the list of tariffed derivatives grew to include wind turbines, bulldozers, fire extinguishers and hundreds of other products, including plastics and chemicals. Catherine Cobden, president of the Canadian Steel Producers Association, called it “another blow to the integrated economy we have built over the last several decades.”