Customs Tariff Schedules of Japan · statistical code · HS 2815.20
2815.20.000: Potassium hydroxide (caustic potash)
✓ Can be used in a customs declaration Data: Customs Tariff Schedules of Japan, in force from 8 August 2026 · checked on 24 October 2026
- 2815 Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium
- 2815.20.000 Potassium hydroxide (caustic potash)
What you pay
Importing into Japan
Customs duty only: import VAT, other taxes and trade defence duties of this country are not covered here, and the duty calculator works only with the EU, Türkiye, US and UK tariffs.
Same subheading in other tariffs
2815.20 Potassium hydroxide (caustic potash)
UK 4% Third-country duty 1 tariff line 
EU 5.5% Third-country duty 1 tariff line 
Türkiye 5.5% Third-country duty 1 tariff line 
USA Free General (MFN) 1 tariff line 
Canada Free General (MFN) 2 tariff lines 
Mexico Free General (MFN) 2 tariff lines 
Brazil 5.4% General (MFN) 1 tariff line 
Argentina 5.4% General (MFN) 2 tariff lines 
Peru Free General (MFN) 1 tariff line 
New Zealand Free General (MFN) 1 tariff line 
Taiwan 5% General (MFN) 1 tariff line 
GCC 5% General (MFN) 1 tariff line 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia Free – 5% General (MFN) 2 tariff lines · average 2.5% 
Nigeria 5% General (MFN) 1 tariff line Binding rulings for similar goods
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N272550 U.S. CBP
The tariff classification of Potassium Hydroxide (CAS # 1310-58-3) from Russia
Legal notes
Statistical code 2815.20.000 is a line of the Customs Tariff Schedules of Japan under HS subheading 2815.20 (potassium hydroxide (caustic potash)).
The applied rate is 3.9%, and quantities are declared in KG.
For the same subheading, the UK duty is 4%, the EU duty is 5.5%, the Türkiye duty is 5.5%, the US duty is free, the Canada duty is free, the Mexico duty is free, the Brazil duty is 5.4%, the Argentina duty is 5.4%, the Peru duty is free, the New Zealand duty is free, the Taiwan duty is 5%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 0%–5% and the Nigeria duty is 5%.
Japan imported goods of subheading 2815.20 worth US$14m in 2024; the largest supplier was the United States.
Questions and answers
What is the Japan import duty for statistical code 2815.20.000?
The applied rate in the Customs Tariff Schedules of Japan is 3.9%; the supplementary unit is KG. This page shows the rate as published by the national source and, where the source publishes them, preferential rates: choose the country of origin to see them. Trade defence duties and VAT are not covered.
Where does Japan import these goods from?
For subheading 2815.20 as a whole, the largest supplier in 2024 was the United States (US$6m), followed by South Korea.