CBP: Section 338 Canada duties end for 21 HTS classifications and extend to 100 more from October 30

CBP states in CSMS # 70314289 that, effective 12:01 a.m. eastern time on October 30, 2026, products of Canada classifiable in 21 listed HTSUS classifications, including 1212.21.00, 3920.20.00, 4412.33.06 and 8433.60.00, are no longer subject to the 50% ad valorem Section 338 duties under HTSUS 9903.03.14, and 100 additional HTSUS classifications become subject to 9903.03.14. The change implements the October 23, 2026 Presidential Proclamation further modifying the scope of Canadian products subject to the motor vehicle duties under Proclamation 11048.