Products A–Z
HS code for sultones and sultams
2934 Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds
In the UK Trade Tariff’s list of everyday names, “sultones and sultams” points to heading 2934: nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. Check the description and the notes of the chapter before declaring: the right code depends on what the goods are made of and how they are used.
The UK Global Tariff divides 2934 into 87 tariff lines; the duty is between 0% and 6% (average 5.4%). 9 of them are duty-free.
In the EU Combined Nomenclature, 2934 covers 9 tariff lines and the duty is between 0% and 6.5%. 3 of them are duty-free.
The Turkish Customs Tariff Schedule divides 2934 into 41 tariff lines; the duty is between 0% and 6.5% (average 3.3%). 20 of them are duty-free.
Duty rates compared
UK Free – 6% Third-country duty 87 tariff lines · average 5.4% 
EU Free – 6.5% Third-country duty 9 tariff lines · average 4.3% 
Türkiye Free – 6.5% Third-country duty 41 tariff lines · average 3.3% 
USA Free – 6.5% General (MFN) 40 tariff lines · average 4.9% 
Canada Free General (MFN) 7 tariff lines 
Mexico Free – 5% General (MFN) 18 tariff lines · average 1.7% 
Brazil Free – 12.6% General (MFN) 70 tariff lines · average 3.8% 
Argentina Free – 12.6% General (MFN) 130 tariff lines · average 2.2% 
Peru Free General (MFN) 16 tariff lines 
New Zealand Free General (MFN) 9 tariff lines 
Japan Free – 4.4% General (MFN) 9 tariff lines · average 2.2% 
Taiwan Free – 6.5% General (MFN) 25 tariff lines · average 4.4% 
GCC 5% General (MFN) 22 tariff lines 
Switzerland Free General (MFN) 6 tariff lines 
Norway Free General (MFN) 7 tariff lines 
North Macedonia Free – 5% General (MFN) 10 tariff lines · average 1% 
Nigeria 5% General (MFN) 6 tariff lines See also
Questions and answers
What is the HS code for sultones and sultams?
Sultones and sultams are classified under 2934 (Nucleic acids and their salts) in the Harmonized System. National tariffs add more digits; see the lines on this page.