CyberMax
HTS lookup › Chapter 68

HTS 6815.91.00 duty rate

Containing magnesite, magnesia in the form of periclase, dolomite including in the form of dol…. General duty Free; for goods of Chinese origin, general + Section 301 (+25%) comes to 25% before any other duties.

FreeGeneral (MFN) duty rate
List 3 +25%Section 301, products of China
25%General + Section 301 for China, ad valorem
30%Column 2 (Cuba, North Korea, Russia, Belarus)

Official USITC Harmonized Tariff Schedule, 2026HTSRev20 · data built 2026-10-02 · check on hts.usitc.gov

Tariff line6815.91.00
DescriptionArticles 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: › Containing magnesite, magnesia in the form of periclase, dolomite including in the form of dolime, or chromite
General rateFree
Special rate (trade programs)none listed
Column 2 rate30%
Units of quantitysee statistical lines
Section 301 (China)List 3 +25%

Section 301 China tariffs on this line

Chapter 99 headingListExtra dutyStatus
9903.88.03List 3+25%in effect

Statistical reporting numbers (10-digit)

Report the 10-digit number on the entry; the duty rate is the one above.

CodeDescription
6815.91.00.11Containing by weight more than 70 percent magnesia, expressed as MgO, with carbon content ranging from trace amounts to less than 30 percent, and chemically bonded by resin or pitch
6815.91.00.71Other

2026 US–China tariff reduction lists: The US–China reduction lists are not published yet. Dutyfinch checks the Federal Register every day and flags each code as soon as the list appears.

Get this line by API or MCP

curl https://dutyfinch.cybermax-tools.workers.dev/hts/6815.91.00

Free: 50 lookups a day, no key. The same JSON powers this page. AI agents can call it as an MCP tool at https://dutyfinch.cybermax-tools.workers.dev/mcp.

Nearby tariff lines

6815.11.00 · 6815.12.00 · 6815.13.00 · 6815.19.00 · 6815.20.00 · 6815.99.20 · 6815.99.41

← 6815.20.00 · 6815.99.20 → · Heading 6815 · Chapter 68 · Chapter 68 rate summary

General information from the official US Harmonized Tariff Schedule (USITC) and Federal Register; not legal or customs advice. Section 232, IEEPA, antidumping/countervailing and other duties can also apply. Confirm classification and rates with CBP or a licensed customs broker before you file.