Harmonized Tariff Schedule of the United States · HTS code · HS 2507.00
2507.00.00: Kaolin and other kaolinic clays, whether or not calcined
Kaolin and kaolinic clays
Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026
What you pay
Importing into USA
US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.
Additional duties and import rules
Charges on top of the customs duty, and rules the goods must meet at the border.
Additional duties and charges 1
- Additional dutySection 301 — China — technology transfer, IP and innovation (2018 actions and 2024 four-year review) 25%
- Applies to goods from
- China
- In force
- from 24 September 2018
- Legal act
- HTSUS 9903.88.03
Same subheading in other tariffs
2507.00 Kaolin and other kaolinic clays, whether or not calcined
UK Free Third-country duty 3 tariff lines 
EU Free Third-country duty 2 tariff lines 
Türkiye Free Third-country duty 4 tariff lines 
Canada Free General (MFN) 1 tariff line 
Mexico Free General (MFN) 1 tariff line 
Brazil 3.6% General (MFN) 2 tariff lines 
Argentina 3.6% General (MFN) 2 tariff lines 
Peru Free General (MFN) 2 tariff lines 
New Zealand Free General (MFN) 1 tariff line 
Japan Free General (MFN) 1 tariff line 
Taiwan Free General (MFN) 2 tariff lines 
GCC 5% General (MFN) 8 tariff lines 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia Free General (MFN) 2 tariff lines 
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.
- 600009276 HMRC
Ball clay which is non-calcined and a naturally occurring mineral. The ball clay is extracted from the mine in Devon, blended, processed and/or refined. The form can be in granules, noodles, shred or powder. Distributed in bulk or packaged in bags in a minimum of generally 1 tonne.
Legal notes
HTS code 2507.00.00 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 2507.00 (kaolin and other kaolinic clays, whether or not calcined).
The general duty is free, and quantities are declared in t.
For the same subheading, the UK duty is free, the EU duty is free, the Türkiye duty is free, the Canada duty is free, the Mexico duty is free, the Brazil duty is 3.6%, the Argentina duty is 3.6%, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is free, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is free and the Nigeria duty is 5%.
The United States imported goods of subheading 2507.00 worth US$26m in 2024; the largest supplier was Brazil, and the United Kingdom ranked 2nd with US$3m.
Questions and answers
What is the USA import duty for HTS code 2507.00.00?
The general duty in the Harmonized Tariff Schedule of the United States is free; the supplementary unit is t. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Where does the United States import these goods from?
For subheading 2507.00 as a whole, the largest supplier in 2024 was Brazil (US$18m), followed by the United Kingdom.
Typical products
Everyday names, not part of the legal text.