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HTS 2518Chapter 25

HTS 2518Dolomite, 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: Duty Rate & Import Guide

Salt, Sulfur, Earths, Stone, Cement · 15 pending regulations · 15 court cases · $1.1M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$1.1M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

HIGH

0 rulings — · 15 reg · 9 CIT, 6 CAFC (1 recent)

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: N/A · 🇧🇷 Brazil: N/A

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Data compiled from USITC HTS, US Census Bureau, Federal Register, CourtListener · As of 2026-04-29 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code
Regulatory Pressure

This code has elevated regulatory activity — 0 CBP rulings (0 in last 2 years, trend: stable), 15 pending Federal Register actions, and 15 CIT/CAFC cases.

Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

Subheadings (2)

CodeDescriptionRate
2518.10.00.00Dolomite, not calcined or sinteredFree
2518.20.00.00Calcined or sintered dolomite3%

Federal Register (15)

View all 15+ regulations on Federal Register →

Court of International Trade & Federal Circuit (15)

View all 15+ cases on PACER →

Matching Export Code (Schedule B)

2518100000Schedule B

DOLOMITE NOT CALCINED OR SINTERED

Census Bureau export classification matching this HTS import code.

2517.41.00.002518.10.00.00