Mr. Trump has warned of an economic catastrophe if the Court rules that his emergency tariffs are unconstitutional. We realize it’s no small matter for the Court to rule against a President on his signature priority. But the constitutional stakes take precedence here. The real calamity for the country and its constitutional system would be a decision that blesses Mr. Trump’s claim that every President can be the Tariff King.

 

The Tariff King and the Supreme Court

Will the Justices stop Trump from usurping Congress’s power over taxes and tariffs?

By 

The WSJ Editorial Board

Nov. 3, 2025 5:50 pm ET