Key facts
- HS subheading
- 3808.94
- National lines
- 7
- 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
- 38: Miscellaneous chemical products
Summary
The European Union tariff splits HS 3808.94 (other: Disinfectants) into 7 national lines: 3808 94 10 00 (based on quaternary ammonium salts), 3808 94 20 20 (trichloroisocyanuric acid and preparations thereof, also referred to as ‘symclosene’ under the international non-propriatory name (INN)), 3808 94 20 30 (bromochloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 32718-18-6) containing: - 1,3-Dichloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 118-52-5), - 1,3-Dibromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 77-48-5), - 1-Bromo,3-chloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 16079-88-2), and/or - 1-Chloro,3-bromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 126-06-7)), 3808 94 20 40 (aqueous solution containing by weight: - 10,0 % or more but not more than 11,3 % of 5-chloro-2-methyl-2H-isothiazol-3-one, - 3,0 % or more but not more than 4,1 % of 2-methyl-2H-isothiazol-3-one, - a combined concentration of isothiazolones (CAS RN 55965-84-9) of 13,0 % or more but not more than 15,4 %, - 18 % or more but not more than 22 % of nitrates, calculated as sodium nitrate, and - 5 % or more but not more than 8 % of chlorides, calculated as sodium chloride) and 3 others.
European Union lines under 3808.94
The European Union tariff splits HS 3808.94 (other: Disinfectants) into 7 national lines: 3808 94 10 00 (based on quaternary ammonium salts), 3808 94 20 20 (trichloroisocyanuric acid and preparations thereof, also referred to as ‘symclosene’ under the international non-propriatory name (INN)), 3808 94 20 30 (bromochloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 32718-18-6) containing: - 1,3-Dichloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 118-52-5), - 1,3-Dibromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 77-48-5), - 1-Bromo,3-chloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 16079-88-2), and/or - 1-Chloro,3-bromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 126-06-7)), 3808 94 20 40 (aqueous solution containing by weight: - 10,0 % or more but not more than 11,3 % of 5-chloro-2-methyl-2H-isothiazol-3-one, - 3,0 % or more but not more than 4,1 % of 2-methyl-2H-isothiazol-3-one, - a combined concentration of isothiazolones (CAS RN 55965-84-9) of 13,0 % or more but not more than 15,4 %, - 18 % or more but not more than 22 % of nitrates, calculated as sodium nitrate, and - 5 % or more but not more than 8 % of chlorides, calculated as sodium chloride) and 3 others.
- 3808 94 10 00Based on quaternary ammonium salts
- 3808 94 20 20Trichloroisocyanuric acid and preparations thereof, also referred to as ‘symclosene’ under the international non-propriatory name (INN)Duty: 6%
- 3808 94 20 30Bromochloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 32718-18-6) containing: - 1,3-Dichloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 118-52-5), - 1,3-Dibromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 77-48-5), - 1-Bromo,3-chloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 16079-88-2), and/or - 1-Chloro,3-bromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 126-06-7)Duty: 6%
- 3808 94 20 40Aqueous solution containing by weight: - 10,0 % or more but not more than 11,3 % of 5-chloro-2-methyl-2H-isothiazol-3-one, - 3,0 % or more but not more than 4,1 % of 2-methyl-2H-isothiazol-3-one, - a combined concentration of isothiazolones (CAS RN 55965-84-9) of 13,0 % or more but not more than 15,4 %, - 18 % or more but not more than 22 % of nitrates, calculated as sodium nitrate, and - 5 % or more but not more than 8 % of chlorides, calculated as sodium chlorideDuty: 6%
- 3808 94 20 90OtherDuty: 6%
- 3808 94 90 10Technical aerosols that contain hydrofluorocarbons (HFCs) with global warming potential (GWP) of 150 or moreDuty: 6%
- 3808 94 90 90otherDuty: 6%
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 3808.94 are live on border.bot for the United States (5 lines, also used by 1 other country).
- United States5 lines, used by 1 other country
Frequently asked questions
How many national tariff lines does the European Union tariff have under HS 3808.94?
The European Union tariff splits HS 3808.94 (other: Disinfectants) into 7 national lines: 3808 94 10 00 (based on quaternary ammonium salts), 3808 94 20 20 (trichloroisocyanuric acid and preparations thereof, also referred to as ‘symclosene’ under the international non-propriatory name (INN)), 3808 94 20 30 (bromochloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 32718-18-6) containing: - 1,3-Dichloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 118-52-5), - 1,3-Dibromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 77-48-5), - 1-Bromo,3-chloro-5,5-dimethylimidazolidine-2,4-dione (CAS RN 16079-88-2), and/or - 1-Chloro,3-bromo-5,5-dimethylimidazolidine-2,4-dione (CAS RN 126-06-7)), 3808 94 20 40 (aqueous solution containing by weight: - 10,0 % or more but not more than 11,3 % of 5-chloro-2-methyl-2H-isothiazol-3-one, - 3,0 % or more but not more than 4,1 % of 2-methyl-2H-isothiazol-3-one, - a combined concentration of isothiazolones (CAS RN 55965-84-9) of 13,0 % or more but not more than 15,4 %, - 18 % or more but not more than 22 % of nitrates, calculated as sodium nitrate, and - 5 % or more but not more than 8 % of chlorides, calculated as sodium chloride) and 3 others.
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.