# Trump tariffs on steel and aluminum come into effect amid US-Canada trade war

Donald Trump’s tariffs on steel and aluminum imports took effect on Wednesday “with no exceptions or exemptions”, as his campaign to reorder global trade norms in favor of the US stepped up.

The US president’s action to bulk up protections for American steel and aluminum producers placed tariffs of 25% on all imports of the metals, which is likely to increase the cost of producing everything from houses to home appliances and vehicles to drinks cans, threatening to raise consumer prices.

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First published on Tue 11 Mar 2025 10.27 EDT

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