What HS code 3102.90 covers
HS code 3102.90 classifies fertilizers, mineral or chemical; nitrogenous, other kinds including mixtures not specified in the foregoing subheadings. It is a subheading of heading 3102 (Fertilizers; mineral or chemical, nitrogenous), in chapter 31 (Fertilizers), section VI of the Harmonized System. These six digits are identical in every country that uses the HS.
Classification path
Import duty for 3102.90
仅为最惠国基础税率。中国原产货物还可能在此之上叠加301条款关税和2025年IEEPA关税。
来源：HTSUS / CBP
对第三国普遍适用的最惠国税率。各国17%至27%不等的进口增值税，以及任何反倾销措施，均需另行计算。
来源：TARIC
Imported this in 2024 or 2025?
Courts voided some of the tariffs importers paid on goods like this. You may be owed money back. The audit is free and we only get paid when you do.
Related codes in heading 3102
Not quite the right fit? These subheadings sit under the same heading and are the most common alternatives to 3102.90.
- 3102.10 Fertilizers, mineral or chemical; nitrogenous, urea, whether or not in aqueous solution
- 3102.21 Fertilizers, mineral or chemical; nitrogenous, ammonium sulphate
- 3102.29 Fertilizers, mineral or chemical; nitrogenous, other than ammonium sulphate
- 3102.30 Fertilizers, mineral or chemical; nitrogenous, ammonium nitrate, whether or not in aqueous solution
- 3102.40 Fertilizers, mineral or chemical; ammonium nitrate with calcium carbonate or other inorganic non-fertilizing substances, mixtures thereof
- 3102.50 Fertilizers, mineral or chemical; nitrogenous, sodium nitrate
- 3102.60 Fertilizers, mineral or chemical; nitrogenous, double salts and mixtures of calcium nitrate and ammonium nitrate
- 3102.80 Fertilizers, mineral or chemical; nitrogenous, mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution
Confirm the code for your exact product
A 6-digit subheading still covers a range of products. The wrong code at the border can mean overpaying duty, a delayed shipment, or a penalty. Describe your exact item and HS Mate confirms whether 3102.90 is right, with the duty rate and an audit trail your customs broker can accept.