# United States tariff line 2606.00.00.30: Refractory grade

> In the United States tariff, line 2606.00.00.30 covers bauxite, calcined, refractory grade. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 2606.00 in heading 26.06 (chapter 26).

Source: https://border.bot/countries/united-states/hs-codes/2606000030
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 26](https://border.bot/countries/united-states/hs-codes/26) / [2606.00](https://border.bot/countries/united-states/hs-codes/260600) / [2606.00.00.30](https://border.bot/countries/united-states/hs-codes/2606000030)

## Key facts

- Tariff line: 2606.00.00.30
- Covers: Bauxite, calcined, refractory grade
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [2606.00](https://border.bot/hs-codes/260600)

## What this line covers

In the United States tariff, line 2606.00.00.30 covers bauxite, calcined, refractory grade.

Its legal text is “Refractory grade”, read under “Bauxite, calcined”.

## How it is structured

It falls under HS subheading 2606.00 in heading 26.06 (chapter 26). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 26: Ores, slag and ash
- Heading 26.06: Aluminium ores and concentrates
- Subheading 2606.00: Bauxite, calcined
- Line 2606.00.00.30: Refractory grade

## Duty

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

The rate is published on 2606.00.00.

## In other countries

No other national tariff on border.bot has live lines under 2606.00 yet.

- [The Harmonized System text for 2606.00](https://border.bot/hs-codes/260600)

## Other lines under 2606.00

- [2606.00.00.60](https://border.bot/countries/united-states/hs-codes/2606000060) Other
- [2606.00.00.90](https://border.bot/countries/united-states/hs-codes/2606000090) Other

- Previous line: [2605.00.00.00](https://border.bot/countries/united-states/hs-codes/2605000000) Cobalt ores and concentrates
- Next line: [2606.00.00.60](https://border.bot/countries/united-states/hs-codes/2606000060) Other

## Frequently asked questions

### What does tariff line 2606.00.00.30 cover in the United States tariff?

In the United States tariff, line 2606.00.00.30 covers bauxite, calcined, refractory grade.

### What is the general (MFN) duty on 2606.00.00.30 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 2606.00.00.

## 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/2606000030.json