Key facts
- HS subheading
- 3921.19
- Duty (MFN)
- 6.5%
- National lines
- 9
- Import VAT/GST in the European Union
- VAT 21%
- De minimis in the European Union
- Flat €3 duty up to €150; tax always charged
- Tariff
- European Union
- Chapter
- 39: Plastics and articles thereof
Summary
The European Union tariff splits HS 3921.19 (cellular: Of other plastics) into 9 national lines: 3921 19 00 10 (for use in certain types of aircraft), 3921 19 00 30 (blocks with cellular structure, containing by weight: - polyamide-6 or poly(epoxy anhydride) - 7 % or more but not more than 9 % of polytetrafluorethylene if present - 10 % or more but not more than 25 % of inorganic fillers), 3921 19 00 50 (porous membrane of polytetrafluorethylene (PTFE) laminated to a polyester spunbonded non-woven cloth with - a total thickness of more than 0,05 mm but not more than 0,20 mm, - a water entry pressure between 5 and 200 kPa according to ISO 811, and - an air permeability of 0,08 cm3/cm2/s or more according to ISO 5636-5), 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)) and 5 others. The general (MFN) duty is 6.5% on all 9 lines.
European Union lines under 3921.19
The European Union tariff splits HS 3921.19 (cellular: Of other plastics) into 9 national lines: 3921 19 00 10 (for use in certain types of aircraft), 3921 19 00 30 (blocks with cellular structure, containing by weight: - polyamide-6 or poly(epoxy anhydride) - 7 % or more but not more than 9 % of polytetrafluorethylene if present - 10 % or more but not more than 25 % of inorganic fillers), 3921 19 00 50 (porous membrane of polytetrafluorethylene (PTFE) laminated to a polyester spunbonded non-woven cloth with - a total thickness of more than 0,05 mm but not more than 0,20 mm, - a water entry pressure between 5 and 200 kPa according to ISO 811, and - an air permeability of 0,08 cm3/cm2/s or more according to ISO 5636-5), 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)) and 5 others.
The general (MFN) duty is 6.5% on all 9 lines.
- 3921 19 00 10For use in certain types of aircraftDuty: 6.5%
- 3921 19 00 30Blocks with cellular structure, containing by weight: - polyamide-6 or poly(epoxy anhydride) - 7 % or more but not more than 9 % of polytetrafluorethylene if present - 10 % or more but not more than 25 % of inorganic fillersDuty: 6.5%
- 3921 19 00 50Porous membrane of polytetrafluorethylene (PTFE) laminated to a polyester spunbonded non-woven cloth with - a total thickness of more than 0,05 mm but not more than 0,20 mm, - a water entry pressure between 5 and 200 kPa according to ISO 811, and - an air permeability of 0,08 cm3/cm2/s or more according to ISO 5636-5Duty: 6.5%
- 3921 19 00 53Sheets 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)Duty: 6.5%
- 3921 19 00 55Strip 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 applicationDuty: 6.5%
- 3921 19 00 65Transparent, 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,Duty: 6.5%
- 3921 19 00 75Microporous 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 μmDuty: 6.5%
- 3921 19 00 95Film of polyethersulfone, of a thickness of not more than 200 µmDuty: 6.5%
- 3921 19 00 99OtherDuty: 6.5%
Import VAT and de minimis in the European Union
The European Union charges VAT on imports at a standard rate of 21%.
From 1 July 2026 until 1 July 2028, consignments sold to buyers in the European Union worth up to €150 pay a flat customs duty of €3 per tariff classification in the consignment instead of the tariff rate. Import tax is charged whatever the value.
In other countries
National tariff lines under 3921.19 are live on border.bot for the United States (2 lines, also used by 1 other country).
- United States2 lines, used by 1 other country
Frequently asked questions
How many national tariff lines does the European Union tariff have under HS 3921.19?
The European Union tariff splits HS 3921.19 (cellular: Of other plastics) into 9 national lines: 3921 19 00 10 (for use in certain types of aircraft), 3921 19 00 30 (blocks with cellular structure, containing by weight: - polyamide-6 or poly(epoxy anhydride) - 7 % or more but not more than 9 % of polytetrafluorethylene if present - 10 % or more but not more than 25 % of inorganic fillers), 3921 19 00 50 (porous membrane of polytetrafluorethylene (PTFE) laminated to a polyester spunbonded non-woven cloth with - a total thickness of more than 0,05 mm but not more than 0,20 mm, - a water entry pressure between 5 and 200 kPa according to ISO 811, and - an air permeability of 0,08 cm3/cm2/s or more according to ISO 5636-5), 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)) and 5 others.
What is the duty on HS 3921.19 in the European Union?
The general (MFN) duty is 6.5% on all 9 lines.
Sources and updates
The tariff lines for the European Union come from border.bot release 1, read from the publisher’s files, and have been live since 11 October 2026.
The duty rates for the European Union come from border.bot release 1, read from the publisher’s files, and have been live since 11 October 2026.
The trade programmes for the European Union come from border.bot release 1, read from the publisher’s files, and have been live since 11 October 2026.
The import taxes for the European Union come from border.bot release 1, imported from a file, and have been live since 9 October 2026.
The de minimis thresholds for the European Union come from border.bot release 2, entered by border.bot, and have been live since 11 October 2026.
This page was last updated on 11 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.