# United States tariff line 2818.10.10.00: Crude

> In the United States tariff, line 2818.10.10.00 covers artificial corundum, whether or not chemically defined, crude. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 2818.10 in heading 28.18 (chapter 28).

Source: https://border.bot/countries/united-states/hs-codes/2818101000
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 28](https://border.bot/countries/united-states/hs-codes/28) / [2818.10](https://border.bot/countries/united-states/hs-codes/281810) / [2818.10.10.00](https://border.bot/countries/united-states/hs-codes/2818101000)

## Key facts

- Tariff line: 2818.10.10.00
- Covers: Artificial corundum, whether or not chemically defined, crude
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [2818.10](https://border.bot/hs-codes/281810)

## What this line covers

In the United States tariff, line 2818.10.10.00 covers artificial corundum, whether or not chemically defined, crude.

Its legal text is “Crude”, read under “Artificial corundum, whether or not chemically defined”.

## How it is structured

It falls under HS subheading 2818.10 in heading 28.18 (chapter 28). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
- Heading 28.18: Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide
- Subheading 2818.10: Artificial corundum, whether or not chemically defined
- Line 2818.10.10.00: Crude

## Duty

Goods under this line enter free of general (MFN) duty.

## In other countries

No other national tariff on border.bot has live lines under 2818.10 yet.

- [The Harmonized System text for 2818.10](https://border.bot/hs-codes/281810)

## Other lines under 2818.10

- [2818.10.20.10](https://border.bot/countries/united-states/hs-codes/2818102010) White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide
- [2818.10.20.90](https://border.bot/countries/united-states/hs-codes/2818102090) Other

- Previous line: [2817.00.00.00](https://border.bot/countries/united-states/hs-codes/2817000000) Zinc oxide; zinc peroxide
- Next line: [2818.10.20.10](https://border.bot/countries/united-states/hs-codes/2818102010) White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide

## Frequently asked questions

### What does tariff line 2818.10.10.00 cover in the United States tariff?

In the United States tariff, line 2818.10.10.00 covers artificial corundum, whether or not chemically defined, crude.

### What is the general (MFN) duty on 2818.10.10.00 in the United States?

Goods under this line enter free of general (MFN) duty.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 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.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/2818101000.json