HTS 2931.49.00.55: US import duty from China
Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Other, Other, Containing a phosphorus atom to which one methyl, ethyl, <i>n</i>-propyl or isopropyl group is bonded but no further carbon atoms. 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% |
| Total duty (on customs value) | 3.7% |
| 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 |
| Merchandise Processing Fee | $34.64 |
| Harbor Maintenance Fee | $12.50 |
| Total landed cost | $10,417.14 |
Excludes freight and insurance. Run your exact numbers in the calculator →
FAQ
What is the import duty on HTS 2931.49.00.55 from China?
Goods classified under HTS 2931.49.00.55 (Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Other, Other, Containing a phosphorus atom to which one methyl, ethyl, <i>n</i>-propyl or isopropyl group is bonded but no further carbon atoms) have a duty of 3.7% 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 2931.49.00.55 cover?
Other organo-inorganic compounds, Non-halogenated organo-phosphorous derivatives, Other, Other, Containing a phosphorus atom to which one methyl, ethyl, <i>n</i>-propyl or isopropyl group is bonded but no further carbon atoms. US Customs and Border Protection determines the final classification at entry.
How much does it cost to import HTS 2931.49.00.55 from China?
On a $10,000 shipment, the estimated total landed cost is $10,417, about 4.2% 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.