Chapter 39 · Plastics and articles thereof · Section 7

HS Code 3905.91

Copolymers

Heading 3905: Polymers of vinyl acetate or of other vinyl esters, in primary forms; other vinyl polymers in primary forms

US duty (general)
4% - 5.3%
US HTS lines
2
EU CN codes
1
UK commodity codes
10
Unit
kg

US HTS + UK Tariff v4.0.1596 · updated 2026-09-10 · sources

United States - HTS lines under 3905.91

Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.

HTS codeDescriptionGeneralSpecialOtherUnit
3905.91.10 Copolymers >
Containing by weight 50 percent or more of derivatives of vinyl acetate
4% Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) 37.5% kg
3905.91.50 Copolymers >
Other
5.3% Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) 43.5% kg

Estimate the US duty runs in your browser · no caps

Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.

European Union - CN codes under 3905.91

Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.

CN codeDescription
3905 91 00 Copolymers EU duty (TARIC) →

United Kingdom - commodity codes under 3905.91

Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.

Commodity codeDescription
3905 91 00 00 Copolymers UK duty & VAT →
3905 91 00 10 For cavity filling, for use in certain types of aircraft UK duty & VAT →
3905 91 00 25 Copolymer of vinylcaprolactam and vinylpyrrolidone (CAS RN 51987-20-3) in the form of a solution in 2-butoxyethanol (CAS RN 111-76-2) containing by weight 45 % or more but not more than 58 % of copolymer UK duty & VAT →
3905 91 00 35 Aqueous solution of a copolymer of vinylpyrrolidone and N,N-dimethylaminopropyl methacrylamide sulfate (CAS RN 175893-71-7), containing by weight 8 % or more, but not more than 12 % of copolymer UK duty & VAT →
3905 91 00 40 Water soluble copolymer of ethylene and vinyl alcohol (CAS RN 26221-27-2), containing by weight not more than 38 % of the monomer unit ethylene UK duty & VAT →
3905 91 00 50 Aqueous solution consisting by weight of: -10 % or more but not more than 20 % of a copolymer of vinyl pyrrolidone, N,N-dimethylaminopropyl methacrylamide and 3 (methacryloylamino)propyllauryldimethylammonium chloride (CAS RN 306769-73-3), -not more than 1 % preservatives UK duty & VAT →
3905 91 00 60 Copolymer of vinylpyrrolidone, vinyl caprolactam and dimethylaminoethyl methacrylate (CAS RN 102972-64-5) in solid form, or as an aqueous solution containing by weight: -27 % or more but not more than 33 % of copolymer, -not more than 1,5 % of ethanol (CAS RN 64-17-5), -not more than 1 % of preservatives UK duty & VAT →
3905 91 00 70 Aqueous solution, containing by weight: -25 % or more but not more than 35 % of a copolymer of vinyl caprolactam, vinyl pyrrolidone, N,N-dimethylaminopropyl methacrylamide and 3-(methacryloylamino)propyllauryldimethylammonium chloride (CAS RN 748809-45-2), -10 % or more but not more than 16 % of ethanol (CAS RN 64-17-5) whether or not denatured with tert-butyl alcohol (CAS RN 75-65-0) and/or denatonium benzoate (CAS RN 3734-33-6) UK duty & VAT →
3905 91 00 80 Copolymer of vinylpyrrolidone, acrylic acid and dodecyl methacrylate (CAS RN 83120-95-0) UK duty & VAT →
3905 91 00 90 Other UK duty & VAT →
Not a customs ruling. Classification is determined by the importing country's customs authority and depends on the exact product. This page is reference information from official published schedules, not legal advice. For a binding decision, request a ruling (US: CBP CROSS · UK: HMRC ATaR · EU: BTI).

Other subheadings in 3905

Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.