U.S. Imposes 15% Section 232 Tariff on Polysilicon and Its Derivatives Effective December 4, 2026
The United States will impose a 15% Section 232 tariff and Minimum Import Prices on covered polysilicon and derivative imports effective December 4, 2026. The proclamation also introduces new importer documentation requirements, CBP enforcement measures, and incentives for companies investing in U.S. polysilicon production.