Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2933.91.00.50Tariff line
Classification path
Heterocyclic compounds with nitrogen hetero-atom(s) only
2933
Other
Alprazolam (INN), camazepam (INN), chlordiazepoxide (INN), clonazepam (INN), clorazepate, delorazepam (INN), diazepam (INN), estazolam (INN), ethyl loflazepate (INN), fludiazepam (INN), flunitrazepam (INN), flurazepam (INN), halazepam (INN), lorazepam (INN), lormetazepam (INN), mazindol (INN), medazepam (INN), midazolam (INN), nimetazepam (INN), nitrazepam (INN), nordazepam (INN), oxazepam (INN), pinazepam (INN), prazepam (INN), pyrovalerone (INN), temazepam (INN), tetrazepam (INN) and triazolam (INN); salts thereof
Other
2933.91.00.50
Rates of duty
General rate (Column 1)Free
Special—
Column 215.4¢/kg + 149.5%
Unitkg
Printed page 1557
Measure flags
for origin CN, entry date 2026-10-25 · base rate Free
- 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 2933.91.00 is not on Lists 1–4B or the four-year-review lists
- PGAFDA FD1DEA DE1
Confirmed total 12.5% · max 12.5%Full duty breakdown →