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HTS lookup › Chapter 29 › Heading 2933

HTS 2933.79 (2933.79.00) duty rate

2933.79.00 is not a rated tariff line. Subheading 2933.79 (Heterocyclic compounds with nitrogen hetero-atom(s) only › Lactams › Other lactams) is split into 7 tariff lines, and the duty rate depends on which one your product falls under:

LineDescriptionGeneralSection 301 (China)Exclusions
2933.79.042,5-Dihydro-3,6-diphenylpyrrolo-(3,4-c)- pyrrole-1,4-dioneFreeList 3 +25%
2933.79.08Products described in additional U.S. note 3 to section VI6.5%List 3 +25%
2933.79.15Other: Other6.5%List 3 +25%
2933.79.20N-Methyl-2-pyrrolidone; and 2-Pyrrolidone4.2%List 3 +25%
2933.79.30N-Vinyl-2-pyrrolidone, monomer5.5%List 3 +25%
2933.79.4012-Aminododecanoic acid lactamFreeList 3 +25%
2933.79.85Other: 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 2933.79 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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