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HS Codes

Harmonized System Code (HS) Lookup & Finder

Your HS codes determine your compliance, your admissibility, and which supply chain advantages you can capture. See how precision classification can protect your finances and unlock greater strategy.

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U.S. Harmonized Tariff Schedule

U.S. Tariff Rates

Heading / Subheading
Article Description
Unit of Quantity
General
Special
3101.00.00.00
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
t
Free
3102
Mineral or chemical fertilizers, nitrogenous
3102.10.00
Urea, whether or not in aqueous solution
Free
3102.10.00.10
Solid urea
t
Other
3102.10.00.30
Diesel exhaust fluid (DEF) of a kind meeting ISO 22241
t
3102.10.00.50
Other
t
Ammonium sulfate; double salts and mixtures of ammonium sulfate and ammonium nitrate
3102.21.00.00
Ammonium sulfate
t
Free
3102.29.00.00
Other
t
Free
3102.30.00.00
Ammonium nitrate, whether or not in aqueous solution
t
Free
3102.40.00.00
Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilizing substances
t
Free
3102.50.00.00
Sodium nitrate
t
Free
3102.60.00.00
Double salts and mixtures of calcium nitrate and ammonium nitrate
t
Free
3102.80.00.00
Mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution
t
Free
3102.90.01.00
Other, including mixtures not specified in the foregoing subheadings
t
Free
3103
Mineral or chemical fertilizers, phosphatic
Superphosphates
3103.11.00.00
Containing by weight 35 percent or more of diphosphorous pentaoxide (P2O5)
t
Free
3103.19.00.00
Other
t
Free
3103.90.01.00
Other
t
Free
3104
Mineral or chemical fertilizers, potassic
3104.20.00
Potassium chloride
Free
3104.20.00.10
Containing not more than 62 percent by weight of potassium oxide (K2O)
t
3104.20.00.50
Containing more than 62 percent by weight of potassium oxide (K2O)
t
3104.30.00.00
Potassium sulfate
t
Free
3104.90.01.00
Other
t
Free
3105
Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg
3105.10.00.00
Products of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg
kg
Free
3105.20.00.00
Mineral or chemical fertilizers containing the three fertilizing elements nitrogen, phosphorus and potassium
t
Free
3105.30.00.00
Diammonium hydrogenorthophosphate (Diammonium phosphate)
t
Free
3105.40.00
Ammonium dihydrogenorthophosphate (Monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (Diammonium phosphate)
Free
3105.40.00.10
Ammonium dihydrogenorthophosphate (Monoammonium phosphate)
t
3105.40.00.50
Other
t
Other mineral or chemical fertilizers containing the two fertilizing elements nitrogen and phosphorus
3105.51.00.00
Containing nitrates and phosphates
t
Free
3105.59.00.00
Other
t
Free
3105.60.00.00
Mineral or chemical fertilizers containing the two fertilizing elements phosphorus and potassium
t
Free
3105.90.00
Other
Free
3105.90.00.10
Potassium nitrate-sodium nitrate mixtures
t
3105.90.00.50
Other
t

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