Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2936.29.16.20Tariff line
Classification path
Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent
2936
Vitamins and their derivatives, unmixed
Other vitamins and their derivatives
Niacin and niacinamide
Niacin
Other
2936.29.16.20
Rates of duty
General rate (Column 1)Free
Special—
Column 225%
Unitkg
Printed page 1571
Measure flags
for origin CN, entry date 2026-10-26 · base rate Free
- Section 301 forced-labor tariff (12.5%)9903.05.86ExemptexemptOn the note 52(b) general exemption list (exempt by HTS line; enter under 9903.05.86)
- China 301: not on any listN/A—8-digit subheading 2936.29.16 is not on Lists 1–4B or the four-year-review lists
- PGAFDA FD3
Confirmed total 0% · max 0%Full duty breakdown →