U.S. Imposes Section 232 Tariffs on Patented Pharmaceutical Imports (CBP Guidance and UK Duty Rate Update)
CBP issued Section guidance requiring importers to report Chapter 99 HTSUS classifications for covered patented pharmaceuticals and ingredients under Chapters 29 and 30. An additional guidance confirmed a 0% additional duty rate for qualifying UK pharmaceutical products under HTSUS 9903.04.63, effective July 31, 2026.