HTS heading 3101: Animal or vegetable fertilizers, whether or not mixed together or chemically treated; fertilizers produced by the mixing or chemical treatment of animal or vege

Heading 3101 of the US Harmonized Tariff Schedule covers Animal or vegetable fertilizers, whether or not mixed together or chemically treated; fertilizers produced by the mixing or chemical treatment of animal or vegetable products. Below: every rated tariff line in it with its general duty rate, Section 301 China status and exclusions, then a page per line with a free duty calculator.

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

Heading 3101 at a glance

• 1 rated tariff line; 1 duty-free at the general (MFN) rate.
• Section 301 (products of China): 1 of 1 lines on a list in effect (List 3).

Goods named in this heading (official line texts): Animal or vegetable fertilizers, whether or not mixed together or chemically treated; fertiliz….

Subheadings (6-digit)

• 3101.00: Animal or vegetable fertilizers, whether or not mixed together or chemically treated; fertiliz… (1 line)

All tariff lines in heading 3101

All of chapter 31 · Chapter 31 rate summary · HTS lookup

General information from the official US Harmonized Tariff Schedule (USITC) and USTR Section 301 notices in HTS Chapter 99; not legal or customs advice. Classification is decided by CBP; confirm with a licensed customs broker or a CBP binding ruling.

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