Chapter 29: Organic chemicals
HTS heading 2929: Compounds with other nitrogen function
23 numbered lines under heading 2929, including 18 10-digit statistical lines. The first six digits are the international HS subheading; the general column is the normal US duty rate.
| HTS code | Description | Unit | General | Special | Column 2 |
|---|---|---|---|---|---|
| 2929 | Compounds with other nitrogen function: | ||||
| 2929.10 | Isocyanates: | ||||
| 2929.10.10.00 | Toluenediisocyanates (unmixed) | kg | 6.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 40% |
| 2929.10.15.00 | Mixtures of 2,4- and 2,6-toluenediisocyanates | kg | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 43.5% |
| 2929.10.20.00 | Bitolylene diisocyanate (TODI);o-Isocyanic acid, o-tolyl ester; and Xylene diisocyanate | kg | 5.8% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 40% |
| 2929.10.27.00 | N-Butylisocyanate; Cyclohexyl isocyanate; 1-Isocyanato-3-(trifluoromethyl) benzene; 1,5-Naphthalene diisocyanate; and Octadecyl isocyanate | kg | Free | 15.4¢/kg + 52% | |
| 2929.10.30.00 | 3,4-Dichlorophenylisocyanate | kg | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 52% |
| 2929.10.35.00 | 1,6-Hexamethylene diisocyanate | kg | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% |
| Other: | |||||
| 2929.10.55.00 | Products described in additional U.S. note 3 to section VI | kg | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% |
| 2929.10.80 | Other | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% | |
| 2929.10.80.10 | Methylenedi-p-phenylene isocyanate (MDI) | kg | |||
| 2929.10.80.90 | Other | kg | |||
| 2929.90 | Other: | ||||
| 2929.90.05.00 | 2,2'-Bis(4-cyanatophenyl)-1,1,1,3,3,3-hexafluoro- propane; 2,2-Bis((4-cyanatophenyl) propane; 1,1-Ethylidenebis (phenyl-4-cyanate); 4,4'-Methylene bis(2,6-dimethylphenylcyanate); and 1,3-Phenylenebis (1-methylethylidenebis) cyanic acid, 1,4-phenylene ester | kg | Free | 15.4¢/kg + 52% | |
| Other: | |||||
| Aromatic: | |||||
| 2929.90.15.00 | Products described in additional U.S. note 3 to section VI | kg | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% |
| 2929.90.20.00 | Other | kg | 6.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 52% |
| 2929.90.50 | OtherNote: See 9903.90.08. | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 30.5% | |
| N,N-Dialkyl (methyl, ethyl,n-propyl or isopropyl) phosphoramidic dihalides: | |||||
| 2929.90.50.15 | N,N-Dimethylphosphoramidic dichloride | kg | |||
| 2929.90.50.18 | Other | kg | |||
| 2929.90.50.20 | Dialkyl (methyl, ethyl, n-propyl or isopropyl)-N,N-dialkyl (methyl, ethyl, n-propyl or isopropyl) phosphoramidates | kg | |||
| 2929.90.50.30 | N-(Dialkyl (≤C10, incl. cycloalkyl) amino))alkylidene (H or ≤C10, incl. cycloalkyl) phosphonamidic fluorides and corresponding alkylated or protonated salts | kg | |||
| 2929.90.50.40 | O-Alkyl (H or ≤C10, incl. cycloalkyl) N-(dialkyl (≤C10, incl. cycloalkyl) amino))alkylidene (H or ≤C10, incl. cycloalkyl) phosphoramidofluoridates and corresponding alkylated or protonated salts | kg | |||
| 2929.90.50.95 | Other | kg | |||
| X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS, AND SULFONAMIDES |
Statistical (10-digit) lines without a rate use the rate of the 8-digit line above them. Additional duties such as Section 301 and Section 232 may apply; check them with the tariff checker.
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Request a free auditSource: Harmonized Tariff Schedule of the United States, 2026 HTS Revision 20 (effective 2026-09-28), U.S. International Trade Commission (hts.usitc.gov), imported 2026-10-07. Reference only; not legal or customs advice or a binding classification. Additional duties under Chapter 99 may apply. ShipWave is not affiliated with the USITC or U.S. Customs and Border Protection.