Congressional Research Service

organization

Last mentioned: Mar 6, 2026

Timeline

  1. Multi-State Lawsuit

    24 states file suit to block the new tariffs, citing separation of powers violations.

  2. Section 122 Invocation

    Trump administration introduces 10% global tariffs using Section 122 of the Trade Act of 1974.

  3. Supreme Court Ruling

    The Court strikes down tariffs imposed under the International Emergency Economic Powers Act (IEEPA).

  4. Record Revenue

    U.S. customs collections hit $287 billion for the fiscal year.

Stories mentioning Congressional Research Service 1

Trade Policy Bearish

24 States Challenge Trump’s Section 122 Tariffs Following Supreme Court Defeat

A coalition of 24 states has filed a lawsuit against the Trump administration, alleging that newly imposed 10-15% global tariffs under Section 122 of the Trade Act of 1974 are unconstitutional. This legal challenge follows a landmark Supreme Court ruling that invalidated previous tariffs levied under emergency powers, creating significant volatility for global supply chains.

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