# United States tariff line 2804.50.00.10: Boron

> In the United States tariff, line 2804.50.00.10 covers boron; tellurium, boron. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 2804.50 in heading 28.04 (chapter 28).

Source: https://border.bot/countries/united-states/hs-codes/2804500010
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) / [2804.50](https://border.bot/countries/united-states/hs-codes/280450) / [2804.50.00.10](https://border.bot/countries/united-states/hs-codes/2804500010)

## Key facts

- Tariff line: 2804.50.00.10
- Covers: Boron; tellurium, boron
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [2804.50](https://border.bot/hs-codes/280450)

## What this line covers

In the United States tariff, line 2804.50.00.10 covers boron; tellurium, boron.

Its legal text is “Boron”, read under “Boron; tellurium”.

## How it is structured

It falls under HS subheading 2804.50 in heading 28.04 (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 28.04: Hydrogen, rare gases and other nonmetals
- Subheading 2804.50: Boron; tellurium
- Line 2804.50.00.10: Boron

## Duty

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

The rate is published on 2804.50.00.

## In other countries

No other national tariff on border.bot has live lines under 2804.50 yet.

- [The Harmonized System text for 2804.50](https://border.bot/hs-codes/280450)

## Other lines under 2804.50

- [2804.50.00.20](https://border.bot/countries/united-states/hs-codes/2804500020) Tellurium

- Previous line: [2804.40.00.00](https://border.bot/countries/united-states/hs-codes/2804400000) Oxygen
- Next line: [2804.50.00.20](https://border.bot/countries/united-states/hs-codes/2804500020) Tellurium

## Frequently asked questions

### What does tariff line 2804.50.00.10 cover in the United States tariff?

In the United States tariff, line 2804.50.00.10 covers boron; tellurium, boron.

### What is the general (MFN) duty on 2804.50.00.10 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 2804.50.00.

## 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/2804500010.json