# HS code 3812.20: Compound plasticisers for rubber or plastics

> HS code 3812.20 covers compound plasticisers for rubber or plastics. It sits in heading 38.12 (prepared rubber accelerators; compound plasticisers for rubber or plastics, not elsewhere specified or included; anti-oxidising preparations and other compound stabilisers for rubber or plastics) in chapter 38 (miscellaneous chemical products). Other goods of heading 38.12 are classified under 3812.10 (prepared rubber accelerators), 3812.31 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)) and 3812.39 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, other). National tariff lines under 3812.20 are live on border.bot for the United States (2 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/381220
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 38](https://border.bot/hs-codes/38) / [38.12](https://border.bot/hs-codes/3812) / [3812.20](https://border.bot/hs-codes/381220)

## Key facts

- HS code: 3812.20
- Covers: Compound plasticisers for rubber or plastics
- Heading: [38.12: Prepared rubber accelerators; compound plasticisers for rubber or plastics, not elsewhere specified or included; anti-oxidising preparations and other compound stabilisers for rubber or plastics](https://border.bot/hs-codes/3812)
- Chapter: [38: Miscellaneous chemical products](https://border.bot/hs-codes/38)
- Edition: HS2022
- Duty in the United States: [See its 2 lines](https://border.bot/countries/united-states/hs-codes/381220)

## What this code covers

HS code 3812.20 covers compound plasticisers for rubber or plastics.

The legal text of the subheading is “Compound plasticisers for rubber or plastics”, in HS2022.

## What it doesn’t cover

Other goods of heading 38.12 are classified under 3812.10 (prepared rubber accelerators), 3812.31 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)) and 3812.39 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, other).

- [3812.10](https://border.bot/hs-codes/381210) Prepared rubber accelerators
- [3812.31](https://border.bot/hs-codes/381231) Anti-oxidising preparations and other compound stabilisers for rubber or plastics: Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)
- [3812.39](https://border.bot/hs-codes/381239) Anti-oxidising preparations and other compound stabilisers for rubber or plastics: Other

## How it is structured

3812.20 is a six-digit subheading. Its first two digits, 38, are the chapter; the first four, 3812, are heading 38.12; the last two, 20, identify the subheading within the heading.

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

- Chapter 38: Miscellaneous chemical products
- Heading 38.12: Prepared rubber accelerators; compound plasticisers for rubber or plastics, not elsewhere specified or included; anti-oxidising preparations and other compound stabilisers for rubber or plastics
- Subheading 3812.20: Compound plasticisers for rubber or plastics

## In other countries

National tariff lines under 3812.20 are live on border.bot for the United States (2 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/381220): 2 lines, used by 1 other country

- Previous subheading: [3812.10](https://border.bot/hs-codes/381210) Prepared rubber accelerators
- Next subheading: [3812.31](https://border.bot/hs-codes/381231) Anti-oxidising preparations and other compound stabilisers for rubber or plastics: Mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)

## Frequently asked questions

### What does HS code 3812.20 cover?

HS code 3812.20 covers compound plasticisers for rubber or plastics.

### Which heading and chapter is HS code 3812.20 in?

HS code 3812.20 is in heading 38.12 (prepared rubber accelerators; compound plasticisers for rubber or plastics, not elsewhere specified or included; anti-oxidising preparations and other compound stabilisers for rubber or plastics) in chapter 38 (miscellaneous chemical products).

### Where are goods of heading 38.12 classified when 3812.20 doesn’t fit?

Other goods of heading 38.12 are classified under 3812.10 (prepared rubber accelerators), 3812.31 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, mixtures of oligomers of 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ)) and 3812.39 (anti-oxidising preparations and other compound stabilisers for rubber or plastics, other).

### Which countries’ tariffs list national lines under HS code 3812.20?

National tariff lines under 3812.20 are live on border.bot for the United States (2 lines, 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/381220.json