HS Chapter 31 — Fertilizers
Harmonized System classification guide · last updated 2026-10-14
HS Chapter
Chapter number
Section
Section name
Typical duty
By subheading & market
HS headings
4-digit headings
What Chapter 31 covers
Mineral, chemical or mixed fertilizers, whether or not in tablets or packages.
Common HS headings in Chapter 31
- 3102 Mineral/chemical fert.
- 3104 Animal/veg. fertilisers
- 3105 Mixed fertilisers
Classification notes
Nutrient content (N, P, K) and form drive classification.
Frequently asked questions about HS Chapter 31
What Chapter 31 covers
Mineral, chemical or mixed fertilizers, whether or not in tablets or packages.
Which products are classified under HS Chapter 31?
Common HS headings in Chapter 31 include: 3102 Mineral/chemical fert.; 3104 Animal/veg. fertilisers; 3105 Mixed fertilisers.
How do I find the import duty for HS Chapter 31 goods?
Determine the precise 6-digit HS subheading for your product, then check the MFN rate and any preferential rate for your destination market (e.g., China, the United States, the EU). 169e’s country tariff pages list rates per HS chapter.
What should I watch for when classifying HS Chapter 31 products?
Nutrient content (N, P, K) and form drive classification.