By mid-2019, the tariffs were lifted for Canadian and Mexican imports, which accounted for 27% of the U.S.’s steel imports and 43% of its aluminum imports. The Biden administration later ended tariffs on European Union metals in 2021, amid record-high steel prices fueled by COVID-19 supply chain disruptions.

Tariffs on steel and aluminum are increasing to 25% — not the 50% that President Trump had recently threatened, but high enough to be a headache for automakers.