What documents are required to import HS 31022100 into United States?

Typically required: commercial invoice, packing list, bill of lading / airway bill, certificate of origin (for preferential rates). Confirm latest requirements with USITC Harmonized Tariff Schedule (HTS) 2026.

How to calculate landed cost for importing HS 31022100 into United States?

Use CIF (goods + freight + insurance) × Free = import duty. Then add VAT/GST = landed cost. Treayo provides an online calculator at https://treayo.com/en/calculator/us.

WCO classification path

Chapter31Fertilisers
Heading3102Mineral or chemical fertilisers, nitrogenous
Subheading310221Ammonium sulphate
National31022100Ammonium sulfate

31022100

ACTIVE

What is the United States import tariff for HS 31022100 (Ammonium sulfate)?

Quick answer: United States MFN rate for HS 31022100 is Free.

"Ammonium sulfate"

HS code 3102.21.00.00 (Chapter 31 "Fertilisers"; Heading 3102 "Mineral or chemical fertilisers, nitrogenous"; Subheading 310221 "Ammonium sulphate") under the United States tariff schedule classifies "Ammonium sulfate". United States customs apply MFN rate of Free, Column 2 rate Free. Statutory unit of measure: t.