Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2933.99.82.90Tariff line
Classification path
Heterocyclic compounds with nitrogen hetero-atom(s) only
2933
Other
Other
Aromatic or modified aromatic
Other
Other
Other
Other
2933.99.82.90
Rates of duty
General rate (Column 1)6.5%
SpecialFree (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, L, MA, OM, P, PA, PE, S, SG)
Column 215.4¢/kg + 52%
Unitkg
Free (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, L, MA, OM, P, PA, PE, S, SG)
Printed page 1562
Measure flags
for origin CN, entry date 2026-10-26 · base rate 6.5%
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301: not on any listN/A—8-digit subheading 2933.99.82 is not on Lists 1–4B or the four-year-review lists
- AD/CVD: 2 orders in placeConditional—Cash deposits follow the company-specific rate (ACE case module). Coverage depends on each order's scope. The table below lists case numbers, status and the all-others rate. The all-others deposit rate is counted in the maximum exposure, not in the confirmed total.
- AD/CVD 2 casesConditionalAD 241.02% + CVD 77.34%A570122 / C570123
- PGAEPA EP7
Confirmed total 19% · max 337.36%Full duty breakdown →