Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2918.30.70.00Tariff line
Classification path
Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives
2918
Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives
Other
Dimethyl acetyl succinate; Oxalacetic acid diethyl ester, sodium salt; 4,4,4-Trifluoro-3-oxobutanoic acid, ethyl ester; and 4,4,4-Trifluoro-3-oxobutanoic acid, methyl ester
2918.30.70.00
Rates of duty
General rate (Column 1)Free
Special—
Column 225%
Unitkg
Printed page 1487
Measure flags
for origin CN, entry date 2026-10-26 · base rate Free
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301 List 3 (9903.88.03)9903.88.03Applies+25%8-digit subheading 2918.30.70 is on L3
- PGAEPA EP7
Confirmed total 37.5% · max 37.5%Full duty breakdown →