CUSTOMS & TRADE DEFINITION
Section 232 National Security Tariffs
Authoritative Definition
Section 232 tariffs are trade remedy duties imposed under Section 232 of the Trade Expansion Act of 1962 on imports of steel (25%) and aluminum (10%) deemed to threaten U.S. national security.
Why It Matters in International Trade
Requires specific HTS Chapter 99 declarations (9903.80 / 9903.85) unless country quota exclusions apply.