Products A–Z
HS code for filters for boiler water
8421.29 Filtering or purifying machinery and apparatus for liquids: other
In the UK Trade Tariff’s list of everyday names, “filters for boiler water” points to subheading 8421.29: filtering or purifying machinery and apparatus for liquids: 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.
The UK Global Tariff divides 8421.29 into 3 tariff lines; the duty is duty-free.
In the EU Combined Nomenclature, 8421.29 covers 2 tariff lines and the duty is between 0% and 1.7%. 1 of them is duty-free.
The Turkish Customs Tariff Schedule divides 8421.29 into 3 tariff lines; the duty is 1.7%.
Duty rates compared
UK Free Third-country duty 3 tariff lines 
EU Free – 1.7% Third-country duty 2 tariff lines · average 0.9% 
Türkiye 1.7% Third-country duty 3 tariff lines 
USA Free General (MFN) 1 tariff line 
Canada Free General (MFN) 2 tariff lines 
Mexico Free – 5% General (MFN) 8 tariff lines · average 1.3% 
Brazil 7.2% – 20% General (MFN) 5 tariff lines · average 13.4% 
Argentina Free – 12.6% General (MFN) 9 tariff lines · average 9.8% 
Peru Free General (MFN) 5 tariff lines 
New Zealand Free – 5% General (MFN) 12 tariff lines · average 2.1% 
Japan Free General (MFN) 2 tariff lines 
Taiwan Free – 3% General (MFN) 3 tariff lines · average 2% 
GCC Free – 5% General (MFN) 2 tariff lines · average 2.5% 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia 1.7% – 15% General (MFN) 2 tariff lines · average 8.3% 
Nigeria 5% General (MFN) 1 tariff line Questions and answers
What is the HS code for filters for boiler water?
Filters for boiler water are classified under 8421.29 (Filtering or purifying machinery and apparatus for liquids: other) in the Harmonized System. National tariffs add more digits; see the lines on this page.