U.S. Court of Appeals for the Federal Circuit Rules Against Trump’s IEEPA Tariffs

On August 29, 2025, the U.S. Court of Appeals for the Federal Circuit (the “Federal Circuit”) issued a 7-4 decision upholding the U.S. Court of International Trade’s (the “CIT”) May 28, 2025 ruling striking down President Trump’s fentanyl trafficking-related tariffs imposed on Canada, Mexico, and China (referred to by the Federal Circuit as “Trafficking Tariffs”), and the broad reciprocal tariffs announced on April 2, 2025 (referred to by the Federal Circuit as “Reciprocal Tariffs”).

The Federal Circuit’s opinion held that President Trump exceeded his authority under the International Emergency Economic Powers Act of 1977, 50 U.S.C. 1701, et seq. (“IEEPA”) in imposing the challenged Trafficking Tariffs and Reciprocal Tariffs. In a concurrent order, the Federal Circuit stayed the effects of its opinion until October 14, 2025, while the U.S. government appeals the ruling to the U.S. Supreme Court.

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