Chapter 39 · Plastics and articles thereof · Section 7

HS Code 3921.19

Of other plastics

Heading 3921: Other plates, sheets, film, foil and strip, of plastics

US duty (general)
6.5%
US HTS lines
1
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 3921.19

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
3921.19.00 Combined with textile materials > Other >
Of other plastics
2 statistical lines (10-digit)
  • 3921.19.00.10 - Microporous sheets of polyethylene or polypropylene film
  • 3921.19.00.90 - Other
6.5% Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 50% 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 3921.19

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
3921 19 00 Of other plastics EU duty (TARIC) →

United Kingdom - commodity codes under 3921.19

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
3921 19 00 00 Of other plastics UK duty & VAT →
3921 19 00 10 For use in certain types of aircraft UK duty & VAT →
3921 19 00 30 Blocks with cellular structure, containing by weight:<br> <br><br><br>- polyamide-6 or poly(epoxy anhydride)<br> <br><br><br>- 7 % or more but not more than 9 % of polytetrafluorethylene if present<br> <br><br><br>- 10 % or more but not more than 25 % of inorganic fillers<br> UK duty & VAT →
3921 19 00 50 Porous membrane of polytetrafluorethylene (PTFE) laminated to a polyester spunbonded non-woven cloth with<br> <br><br><br>- a total thickness of more than 0,05 mm but not more than 0,20 mm,<br> <br><br><br>- a water entry pressure between 5 and 200 kPa according to ISO 811, and<br> <br><br><br>- an air permeability of 0,08 cm<sup>3</sup>/cm<sup>2</sup>/s or more according to ISO 5636-5<br> UK duty & VAT →
3921 19 00 53 Sheets of closed-cell silicone foam with: -a thickness of 2,0 mm or more but not more than 4,8 mm, -a thermal insulation of more than 0,25 Km²/W but not more than 0,4 Km²/W (according to ASTM-C518) -a dielectric strength of more than 3,0 Kv/mm but not more than 3,8 Kv/mm (according to ASTM- D149)  UK duty & VAT →
3921 19 00 55 Strip of microporous polytetrafluoroethylene on a support of a non-woven -wound on a roll on a core of 3 inches, -with a width of 69.5mm, 40.8mm, 36.5mm, 20mm, 13.5mm or 10mm for use in the manufacture of filters for kidney dialysis equipment and intravenous application UK duty & VAT →
3921 19 00 65 Transparent, microporous, acrylic acid grafted polyethylene film, in the form of rolls, for the manufacture of alkaline battery separators with: -a width of 98 mm or more but not more than 170 mm, -a thickness of 15 μm or more but not more than 36 μm, UK duty & VAT →
3921 19 00 75 Microporous monolayer film of polypropylene or a microporous trilayer film of polypropylene, polyethylene and polypropylene, each film with: -zero transversal production direction (TD) shrinkage, -a total thickness of 8 μm or more, but not more than 40 μm, -a width of 15 mm or more, but not more than 900 mm, -a length of more than 200 m, but not more than 8 000 m, -an average pore size between 0,02 μm and 0,1 μm, -whether or not laminated with a Polypropylene non-woven mat of 50 to 200 µm thickness, -whether or not coated with surfactant, -whether or not coated on 1 or 2 sides with a ceramic layer of min 1 μm thickness or more, but not more than 5 μm, -whether or not coated on 1 or 2 sides with a sticky binder, PVdF type or similar of min 0,5 μm thickness or more, but not more than 5 μm UK duty & VAT →
3921 19 00 95 Film of polyethersulfone, of a thickness of not more than 200 µm UK duty & VAT →
3921 19 00 99 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 3921

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.