Products A–Z
HS code for direct fired thermal oxidiser
8421.39 Filtering or purifying machinery and apparatus for gases: other
In the UK Trade Tariff’s list of everyday names, “direct fired thermal oxidiser” points to subheading 8421.39: filtering or purifying machinery and apparatus for gases: other. 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.
In the UK Global Tariff, 8421.39 covers 7 tariff lines and the duty is duty-free.
The EU Combined Nomenclature divides 8421.39 into 4 tariff lines; the duty is between 0% and 1.7% (average 1.3%). 1 of them is duty-free.
In the Turkish Customs Tariff Schedule, 8421.39 covers 7 tariff lines and the duty is between 0% and 1.7%. 3 of them are duty-free.
Duty rates compared
UK Free Third-country duty 7 tariff lines 
EU Free – 1.7% Third-country duty 4 tariff lines · average 1.3% 
Türkiye Free – 1.7% Third-country duty 7 tariff lines · average 1% 
USA Free General (MFN) 1 tariff line 
Canada Free General (MFN) 5 tariff lines 
Mexico Free – 5% General (MFN) 8 tariff lines · average 1.9% 
Brazil 7.2% – 20% General (MFN) 3 tariff lines · average 13.3% 
Argentina Free – 12.6% General (MFN) 5 tariff lines · average 10.1% 
Peru Free General (MFN) 3 tariff lines 
New Zealand Free General (MFN) 4 tariff lines 
Japan Free General (MFN) 2 tariff lines 
Taiwan Free – 4% General (MFN) 3 tariff lines · average 2.5% 
GCC 5% General (MFN) 3 tariff lines 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia Free General (MFN) 4 tariff lines 
Nigeria 5% General (MFN) 2 tariff lines Questions and answers
What is the HS code for direct fired thermal oxidiser?
Direct fired thermal oxidiser are classified under 8421.39 (Filtering or purifying machinery and apparatus for gases: other) in the Harmonized System. National tariffs add more digits; see the lines on this page.