What HS code 2508.50 covers
HS code 2508.50 classifies clays (excluding expanded clays of heading no. 6806); andalusite, kyanite and sillimanite, whether or not calcined. It is a subheading of heading 2508 (Clays; (not including expanded clays of heading no. 6806), andalusite kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earth), in chapter 25 (Salt; sulphur; earths, stone; plastering materials, lime and cement), section V of the Harmonized System. These six digits are identical in every country that uses the HS.
Classification path
Import duty for 2508.50
Base MFN rate only. Section 301 and 2025 IEEPA tariffs can stack on top for goods from China.
Source: HTSUS / CBP
Erga-omnes (third-country) MFN rate. Import VAT of 17 to 27 percent by country, and any anti-dumping measures, apply separately.
Source: TARIC
Imported this in 2024 or 2025?
Courts voided some of the tariffs importers paid on goods like this. You may be owed money back. The audit is free and we only get paid when you do.
Related codes in heading 2508
Not quite the right fit? These subheadings sit under the same heading and are the most common alternatives to 2508.50.
- 2508.10 Clays (excluding expanded clays of heading no. 6806); bentonite, whether or not calcined
- 2508.30 Clays (excluding expanded clays of heading no. 6806); fireclay, whether or not calcined
- 2508.40 Clays (excluding expanded clays of heading no. 6806); n.e.c. in heading no. 2508, whether or not calcined
- 2508.60 Clays (excluding expanded clays of heading no. 6806); mullite
- 2508.70 Clays (excluding expanded clays of heading no. 6806); chamotte or dinas earths
Confirm the code for your exact product
A 6-digit subheading still covers a range of products. The wrong code at the border can mean overpaying duty, a delayed shipment, or a penalty. Describe your exact item and HS Mate confirms whether 2508.50 is right, with the duty rate and an audit trail your customs broker can accept.