HS code 2518.20: Calcined or sintered dolomite
Last updated
Key facts
- HS code
- 2518.20
- Covers
- Calcined or sintered dolomite
- Edition
- HS2022
- Duty rates
- Set by each country’s tariff
Summary
HS code 2518.20 covers calcined or sintered dolomite. It sits in heading 25.18 (dolomite, 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) in chapter 25 (salt; sulphur; earths and stone; plastering materials, lime and cement). Other goods of heading 25.18 are classified under 2518.10 (dolomite, not calcined or sintered).
What this code covers
HS code 2518.20 covers calcined or sintered dolomite.
The legal text of the subheading is “Calcined or sintered dolomite”, in HS2022.
What it doesn’t cover
Other goods of heading 25.18 are classified under 2518.10 (dolomite, not calcined or sintered).
- 2518.10Dolomite, not calcined or sintered
How it is structured
2518.20 is a six-digit subheading. Its first two digits, 25, are the chapter; the first four, 2518, are heading 25.18; the last two, 20, identify the subheading within the heading.
Countries add their own digits after these six for their national tariff lines.
- Subheading 2518.20
- Calcined or sintered dolomite
In other countries
No national tariff lines under 2518.20 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 2518.20 at six digits and add their own digits after it.
Frequently asked questions
What does HS code 2518.20 cover?
HS code 2518.20 covers calcined or sintered dolomite.
Which heading and chapter is HS code 2518.20 in?
HS code 2518.20 is in heading 25.18 (dolomite, 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) in chapter 25 (salt; sulphur; earths and stone; plastering materials, lime and cement).
Where are goods of heading 25.18 classified when 2518.20 doesn’t fit?
Other goods of heading 25.18 are classified under 2518.10 (dolomite, not calcined or sintered).
Sources and updates
The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.
This page was last updated on 13 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.