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HTS lookup › Chapter 29 › Heading 2933

HTS 2933.29 (2933.29.00) duty rate

2933.29.00 is not a rated tariff line. Subheading 2933.29 (Heterocyclic compounds with nitrogen hetero-atom(s) only › Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure › Other) is split into 8 tariff lines, and the duty rate depends on which one your product falls under:

LineDescriptionGeneralSection 301 (China)Exclusions
2933.29.051-[1-((4-Chloro-2-(trifluoromethyl)phenyl)- imino)-2-propoxyethyl]-1H-imidazole (Triflumizole)…FreeList 3 +25%
2933.29.10Aromatic or modified aromatic: 2-Phenylimidazole5.8%List 3 +25%
2933.29.20Other: Drugs6%List 3 +25%
2933.29.35Products described in additional U.S. note 3 to section VI6.5%List 3 +25%
2933.29.43Other: Other6.5%List 3 +25%
2933.29.45Other: Drugs3.7%List 3 +25%
2933.29.60Other: ImidazoleFreeList 3 +25%
2933.29.90Other: Other6.5%List 3 +25%

Open the line that matches your product for its full rate table, Section 301 actions, exclusions, statistical suffixes and a free duty calculator.

Official USITC HTS, 2026HTSRev22 · check on hts.usitc.gov

Subheading 2933.29 at a glance

Heading 2933 · Chapter 29 · HTS lookup

General information from the official US Harmonized Tariff Schedule (USITC); not legal or customs advice. Classification is decided by CBP.

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