HS Heading 3102 : Mineral or chemical fertilizers, nitrogenous
HEADING DEFINITION & DISAMBIGUATION
HS Heading 3102 encompasses mineral or chemical fertilizers, nitrogenous. It classifies 9 6-digit WCO subheadings within Chapter 31 under the Harmonized System [USITC HTS 2026].
Subheadings Under Heading 3102
| HS Code | WCO 6-Digit Subheading Description | Chapter | Operational Package |
|---|---|---|---|
| 3102.10 | Mineral or chemical fertilizers, nitrogenous, Urea, whether or not in aqueous solution | 31 | View 3102.10 Package → |
| 3102.21 | Mineral or chemical fertilizers, nitrogenous, Ammonium sulfate; double salts and mixtures of ammonium sulfate and ammonium nitrate, Ammonium sulfate | 31 | View 3102.21 Package → |
| 3102.29 | Mineral or chemical fertilizers, nitrogenous, Ammonium sulfate; double salts and mixtures of ammonium sulfate and ammonium nitrate, Other | 31 | View 3102.29 Package → |
| 3102.30 | Mineral or chemical fertilizers, nitrogenous, Ammonium nitrate, whether or not in aqueous solution | 31 | View 3102.30 Package → |
| 3102.40 | Mineral or chemical fertilizers, nitrogenous, Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilizing substances | 31 | View 3102.40 Package → |
| 3102.50 | Mineral or chemical fertilizers, nitrogenous, Sodium nitrate | 31 | View 3102.50 Package → |
| 3102.60 | Mineral or chemical fertilizers, nitrogenous, Double salts and mixtures of calcium nitrate and ammonium nitrate | 31 | View 3102.60 Package → |
| 3102.80 | Mineral or chemical fertilizers, nitrogenous, Mixtures of urea and ammonium nitrate in aqueous or ammoniacal solution | 31 | View 3102.80 Package → |
| 3102.90 | Mineral or chemical fertilizers, nitrogenous, Other, including mixtures not specified in the foregoing subheadings | 31 | View 3102.90 Package → |
DISAMBIGUATION & CLASSIFICATION GUIDE
How to Select the Correct Subheading Under Heading 3102
Commercial shipments must be declared under the exact 6-digit WCO subheading that matches physical, chemical, or processing characteristics. Review the subheading descriptions above and verify against binding CBP CROSS rulings prior to entry filing.
Official Primary Sources & Authority References
USITC HTS Heading 3102 ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
CBP e-Rulings database for Heading 3102 precedent rulings.
WCO Nomenclature ↗
World Customs Organization Harmonized System 2022 nomenclature standard.
U.S. Census Foreign Trade ↗
U.S. Census Bureau HTS-to-NAICS concordance and Schedule B export database.
Heading 3102 Frequently Asked Questions (FAQ)
What commercial articles are grouped under HS Heading 3102?
HS Heading 3102 covers Mineral or chemical fertilizers, nitrogenous, grouping 9 6-digit WCO subheadings.
How are 6-digit subheadings structured under Heading 3102?
Subheadings under Heading 3102 range from 3102.11 to 3102.90, classifying goods by processing state, origin, or material composition.
What is the representative US import duty rate for Heading 3102?
US MFN general duty rates for Heading 3102 commodities range from Duty-Free up to representative ad valorem percentages under the 2026 US HTS.
Are Section 301 tariffs applicable to goods under Heading 3102?
Section 301 additional tariffs depend on the specific 8-digit or 10-digit US HTS code and country of origin (e.g. China Lists 1–4A).
What PGA message set flags apply to Heading 3102?
Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.
How do I distinguish between subheadings under Heading 3102?
Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.
Can goods under Heading 3102 enter duty-free under USMCA?
Yes. Goods originating in USMCA territories (US, Mexico, Canada) enter duty-free under SPI code P with a valid Certificate of Origin.
What is the Section 321 de minimis limit for Heading 3102?
Eligible import shipments valued at $800 USD or less imported by one person on one day enter duty-free under 19 U.S.C. 1321.
What documents are required for formal customs entry of Heading 3102?
Commercial Invoice, Packing List, Bill of Lading, and CBP Form 7501 are mandatory for entries exceeding $2,500 USD.
How can an importer get a binding CBP classification ruling for Heading 3102?
Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.