# HS code 3911.10: Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes

> HS code 3911.10 covers petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes. It sits in heading 39.11 (petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms) in chapter 39 (plastics and articles thereof). Other goods of heading 39.11 are classified under 3911.20 (poly(1,3-phenylene methylphosphonate)) or 3911.90 (other).

Source: https://staging.border.bot/hs-codes/391110
Last updated: 13 October 2026

[HS codes](https://staging.border.bot/hs-codes) / [Chapter 39](https://staging.border.bot/hs-codes/39) / [39.11](https://staging.border.bot/hs-codes/3911) / [3911.10](https://staging.border.bot/hs-codes/391110)

## Key facts

- HS code: 3911.10
- Covers: Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes
- Heading: [39.11: Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms](https://staging.border.bot/hs-codes/3911)
- Chapter: [39: Plastics and articles thereof](https://staging.border.bot/hs-codes/39)
- Edition: HS2022
- Duty rates: [Set by each country’s tariff](https://staging.border.bot/countries)

## What this code covers

HS code 3911.10 covers petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes.

The legal text of the subheading is “Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes”, in HS2022.

## What it doesn’t cover

Other goods of heading 39.11 are classified under 3911.20 (poly(1,3-phenylene methylphosphonate)) or 3911.90 (other).

- [3911.20](https://staging.border.bot/hs-codes/391120) Poly(1,3-phenylene methylphosphonate)
- [3911.90](https://staging.border.bot/hs-codes/391190) Other

## How it is structured

3911.10 is a six-digit subheading. Its first two digits, 39, are the chapter; the first four, 3911, are heading 39.11; the last two, 10, identify the subheading within the heading.

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

- Chapter 39: Plastics and articles thereof
- Heading 39.11: Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms
- Subheading 3911.10: Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes

## In other countries

No national tariff lines under 3911.10 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 3911.10 at six digits and add their own digits after it.

- Previous subheading: [3910.00](https://staging.border.bot/hs-codes/391000) Silicones in primary forms
- Next subheading: [3911.20](https://staging.border.bot/hs-codes/391120) Poly(1,3-phenylene methylphosphonate)

## Frequently asked questions

### What does HS code 3911.10 cover?

HS code 3911.10 covers petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes.

### Which heading and chapter is HS code 3911.10 in?

HS code 3911.10 is in heading 39.11 (petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms) in chapter 39 (plastics and articles thereof).

### Where are goods of heading 39.11 classified when 3911.10 doesn’t fit?

Other goods of heading 39.11 are classified under 3911.20 (poly(1,3-phenylene methylphosphonate)) or 3911.90 (other).

## Sources and updates

The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.

This page was last updated on 13 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://staging.border.bot/hs-codes/391110.json