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John Ivison: Trump’s tariffs on Canada are about to get worse

Other Canadian industries are in the administration's crosshairs, and the president has plenty of tariff ammunition still left to deploy

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The 6-3 majority U.S. Supreme Court decision on the unlawful nature of President Donald Trump’s emergency act tariffs suggests democracy is still alive in the Great Republic.

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Friday’s decision reaffirmed the basic constitutional principle about the separation of powers between Congress and the president, clarifying that Trump has no authority on his own to impose tariffs using the International Emergency Economic Powers Act (IEEPA) because the Constitution gives that power to Congress.

John Ivison: Trump’s tariffs on Canada are about to get worse Back to video

The ruling drops the average “posted” tariff rate to around seven per cent from 16 per cent.

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It is a setback for the president, particularly given the prospect the government will have to return........

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