# HS code 2801.10: Chlorine

> HS code 2801.10 covers chlorine. It sits in heading 28.01 (fluorine, chlorine, bromine and iodine) in chapter 28 (inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes). Other goods of heading 28.01 are classified under 2801.20 (iodine) or 2801.30 (fluorine; bromine). National tariff lines under 2801.10 are live on border.bot for the United States (1 line, also used by 1 other country).

Source: https://border.bot/hs-codes/280110
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 28](https://border.bot/hs-codes/28) / [28.01](https://border.bot/hs-codes/2801) / [2801.10](https://border.bot/hs-codes/280110)

## Key facts

- HS code: 2801.10
- Covers: Chlorine
- Heading: [28.01: Fluorine, chlorine, bromine and iodine](https://border.bot/hs-codes/2801)
- Chapter: [28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes](https://border.bot/hs-codes/28)
- Edition: HS2022
- Duty in the United States: [See its 1 line](https://border.bot/countries/united-states/hs-codes/280110)

## What this code covers

HS code 2801.10 covers chlorine.

The legal text of the subheading is “Chlorine”, in HS2022.

## What it doesn’t cover

Other goods of heading 28.01 are classified under 2801.20 (iodine) or 2801.30 (fluorine; bromine).

- [2801.20](https://border.bot/hs-codes/280120) Iodine
- [2801.30](https://border.bot/hs-codes/280130) Fluorine; bromine

## How it is structured

2801.10 is a six-digit subheading. Its first two digits, 28, are the chapter; the first four, 2801, are heading 28.01; the last two, 10, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
- Heading 28.01: Fluorine, chlorine, bromine and iodine
- Subheading 2801.10: Chlorine

## In other countries

National tariff lines under 2801.10 are live on border.bot for the United States (1 line, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/280110): 1 line, used by 1 other country

- Previous subheading: [2716.00](https://border.bot/hs-codes/271600) Electrical energy. (optional heading)
- Next subheading: [2801.20](https://border.bot/hs-codes/280120) Iodine

## Frequently asked questions

### What does HS code 2801.10 cover?

HS code 2801.10 covers chlorine.

### Which heading and chapter is HS code 2801.10 in?

HS code 2801.10 is in heading 28.01 (fluorine, chlorine, bromine and iodine) in chapter 28 (inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes).

### Where are goods of heading 28.01 classified when 2801.10 doesn’t fit?

Other goods of heading 28.01 are classified under 2801.20 (iodine) or 2801.30 (fluorine; bromine).

### Which countries’ tariffs list national lines under HS code 2801.10?

National tariff lines under 2801.10 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.

Machine-readable: https://border.bot/hs-codes/280110.json