# HS code 2910.20: Methyloxirane (propylene oxide)

> HS code 2910.20 covers methyloxirane (propylene oxide). It sits in heading 29.10 (epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives) in chapter 29 (organic chemicals). Other goods of heading 29.10 are classified under 2910.10 (oxirane (ethylene oxide)), 2910.30 (1-Chloro-2,3-epoxypropane (epichlorohydrin)), 2910.40 (dieldrin (ISO, INN)), 2910.50 (endrin (ISO)) or 1 other. National tariff lines under 2910.20 are live on border.bot for the United States (1 line, also used by 1 other country).

Source: https://border.bot/hs-codes/291020
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 29](https://border.bot/hs-codes/29) / [29.10](https://border.bot/hs-codes/2910) / [2910.20](https://border.bot/hs-codes/291020)

## Key facts

- HS code: 2910.20
- Covers: Methyloxirane (propylene oxide)
- Heading: [29.10: Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives](https://border.bot/hs-codes/2910)
- Chapter: [29: Organic chemicals](https://border.bot/hs-codes/29)
- Edition: HS2022
- Duty in the United States: [See its 1 line](https://border.bot/countries/united-states/hs-codes/291020)

## What this code covers

HS code 2910.20 covers methyloxirane (propylene oxide).

The legal text of the subheading is “Methyloxirane (propylene oxide)”, in HS2022.

## What it doesn’t cover

Other goods of heading 29.10 are classified under 2910.10 (oxirane (ethylene oxide)), 2910.30 (1-Chloro-2,3-epoxypropane (epichlorohydrin)), 2910.40 (dieldrin (ISO, INN)), 2910.50 (endrin (ISO)) or 1 other.

- [2910.10](https://border.bot/hs-codes/291010) Oxirane (ethylene oxide)
- [2910.30](https://border.bot/hs-codes/291030) 1-Chloro-2,3-epoxypropane (epichlorohydrin)
- [2910.40](https://border.bot/hs-codes/291040) Dieldrin (ISO, INN)
- [2910.50](https://border.bot/hs-codes/291050) Endrin (ISO)
- [2910.90](https://border.bot/hs-codes/291090) Other

## How it is structured

2910.20 is a six-digit subheading. Its first two digits, 29, are the chapter; the first four, 2910, are heading 29.10; the last two, 20, identify the subheading within the heading.

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

- Chapter 29: Organic chemicals
- Heading 29.10: Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives
- Subheading 2910.20: Methyloxirane (propylene oxide)

## In other countries

National tariff lines under 2910.20 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/291020): 1 line, used by 1 other country

- Previous subheading: [2910.10](https://border.bot/hs-codes/291010) Oxirane (ethylene oxide)
- Next subheading: [2910.30](https://border.bot/hs-codes/291030) 1-Chloro-2,3-epoxypropane (epichlorohydrin)

## Frequently asked questions

### What does HS code 2910.20 cover?

HS code 2910.20 covers methyloxirane (propylene oxide).

### Which heading and chapter is HS code 2910.20 in?

HS code 2910.20 is in heading 29.10 (epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives) in chapter 29 (organic chemicals).

### Where are goods of heading 29.10 classified when 2910.20 doesn’t fit?

Other goods of heading 29.10 are classified under 2910.10 (oxirane (ethylene oxide)), 2910.30 (1-Chloro-2,3-epoxypropane (epichlorohydrin)), 2910.40 (dieldrin (ISO, INN)), 2910.50 (endrin (ISO)) or 1 other.

### Which countries’ tariffs list national lines under HS code 2910.20?

National tariff lines under 2910.20 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/291020.json