HS code 8105.90: Cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap
Last updated
Key facts
- HS code
- 8105.90
- Covers
- Cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap
- Edition
- HS2022
- Duty in the United States
- See its 1 line
Summary
HS code 8105.90 covers cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap, other than those classified in 8105.20 and 8105.30. It sits in heading 81.05 (cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap) in chapter 81 (other base metals; cermets; articles thereof). Other goods of heading 81.05 are classified under 8105.20 (cobalt mattes or other intermediate products of cobalt metallurgy; unwrought cobalt; powders) and 8105.30 (waste and scrap). National tariff lines under 8105.90 are live on border.bot for the United States (1 line, also used by 1 other country).
What this code covers
HS code 8105.90 covers cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap, other than those classified in 8105.20 and 8105.30.
The legal text of the subheading is “Other”, in HS2022.
What it doesn’t cover
Other goods of heading 81.05 are classified under 8105.20 (cobalt mattes or other intermediate products of cobalt metallurgy; unwrought cobalt; powders) and 8105.30 (waste and scrap).
How it is structured
8105.90 is a six-digit subheading. Its first two digits, 81, are the chapter; the first four, 8105, are heading 81.05; the last two, 90, identify the subheading within the heading.
Countries add their own digits after these six for their national tariff lines.
- Subheading 8105.90
- Other
In other countries
National tariff lines under 8105.90 are live on border.bot for the United States (1 line, also used by 1 other country).
- United States1 line, used by 1 other country
Frequently asked questions
What does HS code 8105.90 cover?
HS code 8105.90 covers cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap, other than those classified in 8105.20 and 8105.30.
Which heading and chapter is HS code 8105.90 in?
HS code 8105.90 is in heading 81.05 (cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap) in chapter 81 (other base metals; cermets; articles thereof).
Where are goods of heading 81.05 classified when 8105.90 doesn’t fit?
Other goods of heading 81.05 are classified under 8105.20 (cobalt mattes or other intermediate products of cobalt metallurgy; unwrought cobalt; powders) and 8105.30 (waste and scrap).
Which countries’ tariffs list national lines under HS code 8105.90?
National tariff lines under 8105.90 are live on border.bot for the United States (1 line, also used by 1 other country).
Sources and updates
The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.
This page was last updated on 11 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.