HTS heading 2931
Other organo-inorganic compounds — 51 codes under this heading, with the duty on each.
| Code | Description | General rate | Units |
|---|---|---|---|
| 2931 | Other organo-inorganic compounds + Ch. 99 | not stated | — |
| 2931.10.00.00 | Tetramethyl lead and tetraethyl lead + Ch. 99 | 3.7% | kg |
| 2931.20.00.00 | Tributyltin compounds + Ch. 99 | 3.7% | kg |
| 2931.41.00.00 | Dimethyl methylphosphonate + Ch. 99 | 3.7% | kg |
| 2931.42.00.00 | Dimethyl propylphosphonate + Ch. 99 | 3.7% | kg |
| 2931.43.00.00 | Diethyl ethylphosphonate + Ch. 99 | 3.7% | kg |
| 2931.44.00.00 | Methylphosphonic acid + Ch. 99 | 3.7% | kg |
| 2931.45.00.00 | Salt of methylphosphonic acid and (aminoiminomethyl)urea (1:1) + Ch. 99 | 3.7% | kg |
| 2931.46.00.00 | 2,4,6-Tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide + Ch. 99 | 3.7% | kg |
| 2931.47.00.00 | (5-Ethyl-2-methyl-2-oxido-1,3,2-dioxaphosphinan-5-yl) methyl methyl methylphosphonate + Ch. 99 | 3.7% | kg |
| 2931.48.00.00 | 3,9-Dimethyl-2,4,8,10-tetraoxa-3,9-diphosphaspiro [5.5] undecane 3,9-dioxide + Ch. 99 | 3.7% | kg |
| 2931.49.00 | Other + Ch. 99 | 3.7% | — |
| 2931.49.00.05 | O-Alkyl (≤C10, including cycloalkyl) N,N-dialkyl (methyl, ethyl, n-propyl or isopropyl) phosphoramidocyanidates + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.49.00.08 | [O-2-(Dialkyl (methyl, ethyl, n-propyl or isopropyl) amino)ethyl] hydrogen alkyl (methyl, ethyl, n-propyl or isopropyl) phosphonites and their O-alkyl (≤C10, including cycloalkyl) esters; alkylated or protonated salts thereof + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.49.00.10 | 2-Amino-4-[hydroxy(methyl)phosphonoyl] butanoic acid (glufosinate) and its salts and esters + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.49.00.15 | Butyl methylphosphinate + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.49.00.20 | N-(Phosphonomethyl) glycine (glyphosate) and its salts and esters + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.49.00.25 | Bis(1-methylpentyl) methylphosphonate + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.49.00.55 | Containing a phosphorus atom to which one methyl, ethyl, n-propyl or isopropyl group is bonded but no further carbon atoms + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.49.00.80 | Other + Ch. 99 | 3.7% (inherited from 2931.49.00) | kg |
| 2931.51.00.00 | Methylphosphonic dichloride + Ch. 99 | 3.7% | kg |
| 2931.52.00.00 | Propylphosphonic dichloride + Ch. 99 | 3.7% | kg |
| 2931.53.00.00 | O-(3-chloropropyl) O-[4-nitro-3-(trifluoromethyl)phenyl] methylphosphonothionate + Ch. 99 | 3.7% | kg |
| 2931.54.00.00 | Trichlorfon (ISO) + Ch. 99 | 3.7% | kg |
| 2931.59.00 | Other + Ch. 99 | 3.7% | — |
| 2931.59.00.10 | O-Alkyl (≤ C10, including cycloalkyl) alkyl (methyl, ethyl,n- propyl or isopropyl) phosphonofluoridates + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.59.00.15 | Alkyl (methyl, ethyl, n-propyl or isopropyl) phosphonyl difluorides + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.59.00.20 | O-Isopropyl methylphosphonochloridate + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.59.00.25 | O-Pinacolyl methylphosphonochloridate + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.59.00.30 | P-Alkyl (≤ C10, incl. cycloalkyl) N-(1-(dialkyl (≤ C10, incl. cycloalkyl) amino))alkylidene (H or ≤C10, incl. cycloalkyl) phosphonamidic fluorides and corresponding alkylated or protonated salts + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.59.00.35 | Methyl- bis(diethylamino)methylene)phosphonamidofluoridate + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.59.00.60 | Containing a phosphorus atom to which one methyl, ethyl, n-propyl or isopropyl group is bonded but no further carbon atoms + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.59.00.80 | Other + Ch. 99 | 3.7% (inherited from 2931.59.00) | kg |
| 2931.90 | Other + Ch. 99 | not stated | — |
| 2931.90.05.00 | Diphenyldichlorosilane; and phenyltrichlorosilane + Ch. 99 | Free | kg |
| 2931.90.10.00 | 4,4'-Diphenylbisphosphonous acid, di(2',2",4',4"-di-tert-butyl)phenyl ester + Ch. 99 | 6.5% | kg |
| 2931.90.15.00 | Sodium tetraphenylboron + Ch. 99 | 5.8% | kg |
| 2931.90.22.00 | Drugs + Ch. 99 | 6.5% | kg |
| 2931.90.26.00 | Pesticides + Ch. 99 | 6.5% | kg |
| 2931.90.30.00 | Products described in additional U.S. note 3 to section VI + Ch. 99 | 6.5% | kg |
| 2931.90.60.00 | Other + Ch. 99 | 6.5% | kg |
| 2931.90.70.00 | N,N'-Bis(trimethylsilyl) urea; 3-(Hydroxymethylphosphinyl)-1-propanoic acid, 2-hydroxyethyl ester; and 2-Phosphonobutane-1,2,4-tricarboxylic acid and its salts + Ch. 99 | Free | kg |
| 2931.90.90 | Other + Ch. 99 | 3.7% | — |
| 2931.90.90.10 | Organo-silicon compounds + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
| 2931.90.90.21 | Dibutyltin oxide + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
| 2931.90.90.25 | Tetrabutyltin + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
| 2931.90.90.29 | Other + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
| 2931.90.90.30 | 2-Chlorovinyldichloroarsine + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
| 2931.90.90.35 | Bis(2-chlorovinyl)chloroarsine + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
| 2931.90.90.40 | Tris(2-chlorovinyl)arsine + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
| 2931.90.90.52 | Other + Ch. 99 | 3.7% (inherited from 2931.90.90) | kg |
24 of these lines state no rate of their own and inherit one from the line above, which is how the schedule is read. Each says which line it came from.
Additional duties may apply
51 lines here reference Chapter 99, where Section 301, Section 232 and other additional duties live. Those are charged on top of the general rate and depend on where the goods were made. What those provisions are.
Source: Harmonized Tariff Schedule of the United States, U.S. International Trade Commission (public domain). Classification and the duties that finally apply to a shipment are a licensed customs broker's call.