Trade Policy

Tariffs, duties, anti-dumping cases and export controls — translated into landed-cost math.

Analysis

Oct 2, 2026

The Polysilicon Tariff Never Says China — and Buying Cheaper Costs You More

Proclamation 11052 sets minimum import prices on polysilicon and its derivatives from 4 December 2026. The mechanism inverts the usual rule: a lower invoice raises your effective duty rate.

Oct 1, 2026

Section 301 Exclusions Expire November 9: The Duty Cliff, Dated and Priced

USTR's remaining 178 Section 301 exclusions end for goods entered on or after 10 November 2026. Here is the per-unit and per-container math, and the correction window still open on past entries.