Section 232 metals tariff changes take effect through 2027 with new rates, derivatives and USMCA content rules
A June 1 proclamation revises Section 232 tariffs effective June 8, 2026 through December 31, 2027, lowering certain agricultural equipment and residential HVAC components from 25 percent to 15 percent, expanding 15 percent treatment to certain mobile industrial equipment, adding aluminum lithographic plates and steel racks as 25 percent derivatives, and lowering the US-origin content threshold for the 10 percent rate from 95 percent to 85 percent.
BY GEOPOLITICS DESK · JUNE 11, 2026 · 1 MIN READ
A June 1 proclamation revises Section 232 tariffs effective June 8, 2026 through December 31, 2027, lowering certain agricultural equipment and residential HVAC components from 25 percent to 15 percent, expanding 15 percent treatment to certain mobile industrial equipment, adding aluminum lithographic plates and steel racks as 25 percent derivatives, and lowering the US-origin content threshold for the 10 percent rate from 95 percent to 85 percent.
Contract counsel should revisit tariff pass-through clauses, product-origin certifications, USMCA value calculations and pricing reopeners for multi-year supply agreements affected by the December 2027 sunset.