Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2933.39.41.00Tariff line
Classification path
Heterocyclic compounds with nitrogen hetero-atom(s) only
2933
Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure
Other
Other
Drugs
Other
2933.39.41.00
Rates of duty
General rate (Column 1)6.5%
SpecialFree (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P, PA, PE, S, SG)
Column 215.4¢/kg + 65%
Unitkg
Free (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P, PA, PE, S, SG)
Printed page 1549
Measure flags
for origin CN, entry date 2026-10-25 · base rate 6.5%
- Section 301 forced-labor tariff (12.5%)9903.05.31Conditional+12.5%China: Column 1 rate + 12.5% additional
- China 301: not on any listN/A—8-digit subheading 2933.39.41 is not on Lists 1–4B or the four-year-review lists
- 232 patented pharmaceuticals9903.04.60Conditionalcapped at 100%General (all other countries) | Pharmaceutical articles (chapter 29): patented finished drugs / APIs / key starting materials; patented or generic status is determined by the article, not by t
- PGAFDA FD2 · required
Confirmed total 6.5% · max 100%Full duty breakdown →