Chapter 29 — Organic chemicals

Section VI: Products of the Chemical or Allied Industries.

How duties spread across this chapter

Of the 1,050 duty lines in this chapter that carry a percentage rate:

Free (0%)277

Over 0% – 5%200

Over 5% – 15%573

Over 15% – 35%0

Over 35%0

Counts come straight from HTS 2026HTSRev22. Lines charged by weight or piece are not in this chart — they are listed on each code page with their per-unit rate.

Code pages published in this chapter

2931.90.90.10 — Other organo-inorganic compounds — Organo-silicon compounds (regular duty 3.7%)

We publish code pages in batches, starting with the codes importers actually get wrong. Any code can be checked in the duty calculator right away.