Polysilicon Tariffs: December 2026 Solar Import Rules
New Section 232 Minimum Import Prices, Additional Duties, and Compliance Requirements for U.S. Solar Importers
Beginning December 4, 2026, U.S. importers of polysilicon and covered solar products face new Section 232 minimum import prices, an additional 15% duty on certain products, and strict documentation requirements. Learn which products are affected, how tariffs are calculated, and what importers should prepare before the deadline.















































