What does 2933.79 cover?

Other lactams:. This is a heading-level category with several subordinate codes — open one to see its full duty breakdown.

Where does this data come from?

Codes and MFN base rates come from the full USITC HTS 2026 Rev.11 export. Section 301/232/122 surcharge mappings are approximated pending code-level review. Every rate carries a source_url and effective_from, so you can trace it back to the controlling notice.

2933.79 — Other lactams: | US duty

Home/HTS/ Ch. 29/ 2933/2933.79

2933.79 · Other lactams:

This is a category heading rather than a rate line — pick one of the codes below to see its full duty stack.

Subordinate codes (7)

Code	Description
2933.79.04.00	2,5-Dihydro-3,6-diphenylpyrrolo-(3,4-<i>c</i>)- pyrrole-1,4-dione
2933.79.08.00	Products described in additional U.S. note 3 to section VI
2933.79.15.00	Other
2933.79.20.00	<i>N</i>-Methyl-2-pyrrolidone; and 2-Pyrrolidone
2933.79.30.00	<i>N</i>-Vinyl-2-pyrrolidone, monomer
2933.79.40.00	12-Aminododecanoic acid lactam
2933.79.85.00	Other

Frequently asked

What does 2933.79 cover?: Other lactams:. This is a heading-level category with several subordinate codes — open one to see its full duty breakdown.
Where does this data come from?: Codes and MFN base rates come from the full USITC HTS 2026 Rev.11 export. Section 301/232/122 surcharge mappings are approximated pending code-level review. Every rate carries a source_url and effective_from, so you can trace it back to the controlling notice.