Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2924.29.05.00Tariff line
Classification path
Carboxyamide-function compounds; amide-function compounds of carbonic acid
2924
Cyclic amides (including cyclic carbamates) and their derivatives; salts thereof
Other
Aromatic
Biligrafin acid; 3,5-Diacetamido-2,4,6-triiodobenzoic acid; and Metrizoic acid
2924.29.05.00
Rates of duty
General rate (Column 1)5.3%
SpecialFree (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P, PA, PE, S, SG)
Column 215.4¢/kg + 34%
Unitkg
Free (A+, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P, PA, PE, S, SG)
Printed page 1518
Measure flags
for origin CN, entry date 2026-10-26 · base rate 5.3%
- 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 2924.29.05 is not on Lists 1–4B or the four-year-review lists
- PGAFDA FD1
Confirmed total 17.8% · max 17.8%Full duty breakdown →