In a sweeping decision, the US Supreme Court has ruled that the President's constitutional powers do not support many of the tariffs enacted by the Trump administration. The question presented to the court was whether the International Emergency Economic Powers Act (IEEPA) authorizes the President to impose tariffs. The opinion is clear in the following paragraph: Held: IEEPA does not authorize the President to impose tariffs. The judgment in No. 24–1287 is vacated, and the case is remanded with instructions to dismiss for lack of jurisdiction; the judgment in No. 25250 is affirmed. This decision will have an …