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HTS 2518.20.00 duty rate

Calcined or sintered dolomite. General duty 3%; for goods of Chinese origin, general + Section 301 (+25%) comes to 28% before any other duties.

3%General (MFN) duty rate
List 3 +25%Section 301, products of China
28%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 line2518.20.00
DescriptionDolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape: › Calcined or sintered dolomite
General rate3%
Special rate (trade programs)Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Column 2 rate30%
Units of quantityt
Section 301 (China)List 3 +25%

Section 301 China tariffs on this line

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

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.

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Nearby tariff lines

2518.10.00

← 2518.10.00 · 2519.10.00 → · Heading 2518 · Chapter 25 · Chapter 25 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.