# HTS 3907: Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms:

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Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=3907). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 3907: Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 3907 | Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms: |  |  |  |  |
| 3907.10.00.00 |   Polyacetals | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 2.2¢/kg + 33.5% | kg |
|  |   Other polyethers: |  |  |  |  |
| 3907.21.00.00 |     Bis(polyoxyethylene) methylphosphonate | 6.5% | Free (A, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P,PA, PE, S, SG) | 2.2¢/kg + 33.5% | kg |
| 3907.29.00.00 |     Other | 6.5% | Free(A, AU, BH, CL, CO, D, E, IL, JO, K, KR, MA, OM, P,PA, PE, S, SG) | 2.2¢/kg + 33.5% | kg |
| 3907.30.00.00 |   Epoxide resins | 6.1% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 47% | kg |
| 3907.40.00.00 |   Polycarbonates | 5.8% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.50.00.00 |   Alkyd resins | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
|  |   Poly(ethylene terephthalate): |  |  |  |  |
| 3907.61.00 |     Having a viscosity number of 78 ml/g or higher | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% |  |
| 3907.61.00.10 |         Having a viscosity number of 78 ml/g or more but not more than 88 ml/g | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.61.00.50 |         Other | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.69.00 |     Other | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% |  |
| 3907.69.00.10 |         Having a viscosity number of 70 ml/g or more but less than 78 ml/g | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.69.00.50 |         Other | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.70.00.00 |   Poly(lactic acid) | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
|  |   Other polyesters: |  |  |  |  |
| 3907.91 |     Unsaturated: |  |  |  |  |
|  |       Allyl resins: |  |  |  |  |
| 3907.91.20.00 |         Allyl resins, uncompounded | Free |  | 15.4¢/kg + 45% | kg |
| 3907.91.40.00 |         Other | 5.8% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.91.50.00 |       Other | 6.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.99 |     Other: |  |  |  |  |
| 3907.99.20.00 |       Thermoplastic liquid crystal aromatic polyester copolymers | Free |  | 15.4¢/kg + 45% | kg |
| 3907.99.50 |       Other | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% |  |
| 3907.99.50.10 |         Polybutylene terephthalate | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |
| 3907.99.50.50 |         Other | 6.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 45% | kg |