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Data: HTSUS Rev.21 · 2026-10-18.12PrivacyAI-generated suggestion based on HTSUS text, not legal advice. Final classification rests with CBP rulings or licensed advice; the importer of record is responsible for the entry.

Harmonized Tariff Schedule of the U.S. › Chapter 31 Fertilisers

3102.29.00.00Tariff line

Classification path

Mineral or chemical fertilizers, nitrogenous
3102
Ammonium sulfate; double salts and mixtures of ammonium sulfate and ammonium nitrate
Other
3102.29.00.00

Rates of duty

General rate (Column 1)Free
Special—
Column 2Free
Unitt

Printed page 1599

Measure flags

for origin CN, entry date 2026-10-26 · base rate Free

  • Section 301 forced-labor tariff (12.5%)9903.05.86ExemptexemptOn the note 52(b) general exemption list (exempt by HTS line; enter under 9903.05.86)
  • China 301 List 3 (9903.88.03)9903.88.03Applies+25%8-digit subheading 3102.29.00 is on L3
  • PGAEPA EP7

Confirmed total 25% · max 25%Full duty breakdown →

U.S. → China →