HTS heading
2923Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined:
Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.
Current duty rates (6 lines)
| Code | Description | General | Special | Column 2 |
|---|---|---|---|---|
| 2923.10.00.00 | Choline and its salts | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 25% |
| 2923.20.10.00 | Purified egg phospholipids, pharmaceutical grade meeting requirements of the U.S. Food and Drug Administration, for use in intravenous fat emulsion | Free | — | 16.5¢/kg + 30% |
| 2923.20.20 | Other | 5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 33.4% |
| 2923.30.00.00 | Tetraethylammonium perfluorooctane sulfonate | 6.2% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 36% |
| 2923.40.00.00 | Didecylmethylammonium perfluorooctane sulfonate | 6.2% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 36% |
| 2923.90.01.00 | Other | 6.2% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 36% |
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