What documents are required to import HS 31031900 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 31031900 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
Heading3103Mineral or chemical fertilisers, phosphatic
Subheading310319Other
National31031900Other

31031900

ACTIVE

What is the United States import tariff for HS 31031900 (Other)?

Quick answer: United States MFN rate for HS 31031900 is Free.

"Other"

HS code 3103.19.00.00 (Chapter 31 "Fertilisers"; Heading 3103 "Mineral or chemical fertilisers, phosphatic"; Subheading 310319 "Other") under the United States tariff schedule classifies "Other". United States customs apply MFN rate of Free, Column 2 rate Free. Statutory unit of measure: t.

Tariff Schedule

Classification	Rate	Legal
最惠国税率 (MFN) MFN rate	Free	Official tariff schedule
第二栏税率 Column 2 rate	Free	Official tariff schedule

⚠️ U.S. additional tariffs (on top of base rate)

+10% Section 122 temporary import surcharge (Feb 24 – Jul 24, 2026, all origins)

IEEPA tariffs (fentanyl/reciprocal) were struck down by the U.S. Supreme Court and ceased in Feb 2026. Verified Jun 2026.

Calculate landed cost for HS 31031900

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Global Benchmark

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HS-6 prefix 3103.19 across other jurisdictions