6815.99Articles of stone or of other mineral substances
Also written 681599
HTS Code 6815.99 covers any article best defined as Articles of Stone, Plaster, Cement, Asbestos, Mica or Similar Materials; Ceramic Products; Glass and GlasswareArticles of stone, plaster, cement, asbestos, mica or similar materialsArticles of stone or of other mineral substances (including carbon fibers, articles of carbon fibers and articles of peat), not elsewhere specified or included:Other articles:Other: in the Harmonized Tariff Schedule — covering 2 sub-classifications.
AD/CVD Cases
Antidumping or countervailing duty orders and investigations whose scope lists 6815.99 or a related code. They apply only to goods from the countries named, and only if the product fits the scope's description.
- Certain Magnesia Carbon BricksFrom China, MexicoScope in the Federal Register
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Know the moment a tariff update hits 6815.99
Add it, with your country of origin, to Duty Guard, free for 7 days. It flags duty you may have overpaid on your entries, and when a new tariff action affects it, you hear about it first, with exactly what changes.
- Every entry audited for duty you may have overpaid
- Every new US tariff action checked against your imports, every hour
- An alert with the rate before and after, by email, Slack or Teams
- AD/CVD alerts when an import may fall under a case
New tariff action affects 1 of your imports
If a new 10% tariff were added
Relevant HTS Notes
Official USITC notes that may affect classification under HTS 6815.99.
Search CROSS Rulings for HTS 6815.99
See how Customs classified similar products. CBP's CROSS database holds the classification rulings that cite 6815.99.
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What does HTS code 6815.99 cover?
HTS code 6815.99 covers articles of stone or of other mineral substances (Other:), classified under Chapter 68 (Articles of stone, plaster, cement, asbestos, mica or similar materials) in the US Harmonized Tariff Schedule. There are 2 more specific sub-classifications under this code.
Do antidumping or countervailing duties apply to HTS 6815.99?
They may. Antidumping or countervailing duty (AD/CVD) cases whose scope lists HTS 6815.99 or a related code cover certain magnesia carbon bricks from China and Mexico. A case applies only to goods from the countries it names that fit the scope's written description, and its duty is on top of the regular duty. With a free HTS Hero account, the duty calculator checks the cases and new petitions that may cover your import and shows the deposit rates Commerce set and the companies named.
Primary Sources
The official documents behind the rates and tariffs on this page. Duties are worked out from them; check the legal text before you file.