HTS 2931.47.00.00: US import duty from China
Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, (5-Ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate. Here is the full China to US duty stack and what it costs to land.
Duty rate & fees
| Charge | Rate |
|---|---|
| Base duty (MFN) | 3.7% |
| Section 301 (Lists 1-4) | 25% |
| Total duty (on customs value) | 28.7% |
| Merchandise Processing Fee (MPF) | 0.3464% (min $33.58, max $651.50) |
| Harbor Maintenance Fee (HMF), ocean | 0.125% |
Worked example: $10,000 shipment
| Customs value | $10,000.00 |
| Base duty (MFN) | $370.00 |
| Section 301 (Lists 1-4) | $2,500.00 |
| Merchandise Processing Fee | $34.64 |
| Harbor Maintenance Fee | $12.50 |
| Total landed cost | $12,917.14 |
Excludes freight and insurance. Run your exact numbers in the calculator →
FAQ
What is the import duty on HTS 2931.47.00.00 from China?
Goods classified under HTS 2931.47.00.00 (Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, (5-Ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate) have a duty of 28.7% of the customs value on the China to US lane (base rate plus any Section 301 tariff), plus the Merchandise Processing Fee (0.3464%, min $33.58, max $651.50) and, for ocean shipments, the Harbor Maintenance Fee (0.125%).
What does HTS code 2931.47.00.00 cover?
Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, (5-Ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate. US Customs and Border Protection determines the final classification at entry.
How much does it cost to import HTS 2931.47.00.00 from China?
On a $10,000 shipment, the estimated total landed cost is $12,917, about 29.2% in duty and fees. Use the calculator for your exact value, quantity, and shipping mode.
Related codes in heading 2931
- 2931.10.00.00Other organo-inorganic compounds, Tetramethyl lead and tetraethyl lead
- 2931.20.00.00Other organo-inorganic compounds, Tributyltin compounds
- 2931.41.00.00Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Dimethyl methylphosphonate
- 2931.42.00.00Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Dimethyl propylphosphonate
- 2931.43.00.00Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Diethyl ethylphosphonate
- 2931.44.00.00Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Methylphosphonic acid
- 2931.45.00.00Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Salt of methylphosphonic acid and (aminoiminomethyl)urea (1:1)
- 2931.46.00.00Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, 2,4,6-Tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide
Estimates for planning only. Final classification and duty are determined by U.S. Customs and Border Protection at entry. Rates from USITC HTSUS 2026-06-15-cn-us. The IEEPA reciprocal tariff was struck down (SCOTUS, 2026-02-20) and is excluded. Not legal or customs-broker advice.