Section 301 Tariffs: A New Phase in U.S. Trade Policy

301 Tariffs

The resurgence of Section 301 tariff investigations marks a pivotal shift in U.S. trade policy. Following the Supreme Court’s invalidation of tariffs imposed under the International Emergency Economic Powers Act (IEEPA), the Office of the U.S. Trade Representative (USTR) has turned to Section 301 of the Trade Act of 1974 as a more durable legal pathway to reimpose and potentially expand tariff measures.

Supreme Court Clarifies Separation of Powers in IEEPA Tariffs Decision

IEEPA

In the final analysis, this case stands as one of the most important separation of powers decisions in the economic domain in U.S. history. It clarifies that tariffs are a form of taxation reserved to Congress, embeds the major questions doctrine in trade law, and reasserts the structural boundary between legislative and executive authority.