U.S. Supreme Court Strikes Down Emergency Tariffs: Construction Implications

On February 20, 2026, the United States Supreme Court struck down the tariffs President Trump enacted under the International Emergency Economic Powers Act (“IEEPA”) against numerous countries. The tariffs struck down include those levied against Canada, Mexico, and China, enacted under IEEPA in an effort to stop the influx of illegal drugs from those countries, and the so-called “reciprocal” tariffs against dozens of countries meant to reduce the United States’ trade deficit.... By: Hahn Loeser & Parks LLP