
IEEPA and Tariffs: A Legal Disconnect
Tariffs have rarely been considered small talk — until 2025, when they became everyone’s problem. And for good reason. Since taking office on January 20, 2025, President Trump’s aggressive tariff agenda has sent shockwaves through the global economy. While I typically focus on economic sanctions and export controls—areas of law traditionally distinct from tariffs—the Trump administration’s recent Executive actions on tariffs have blurred those lines. At the center of that convergence is the President’s invocation of the International Emergency Economic Powers Act (“IEEPA”), 50 U.S.C. §§ 1701-1708, as the legal foundation for his sweeping tariff measures. Until now, no United States president had ever used