# HS code 3506.91: Adhesives based on polymers of headings 39.01 to 39.13 or on rubber

> HS code 3506.91 covers adhesives based on polymers of headings 39.01 to 39.13 or on rubber, other than those classified in 3506.99. It sits in heading 35.06 (prepared glues and other prepared adhesives, not elsewhere specified or included; products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg) in chapter 35 (albuminoidal substances; modified starches; glues; enzymes). Other goods of heading 35.06 are classified under 3506.10 (products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg) and 3506.99 (other, other). National tariff lines under 3506.91 are live on border.bot for the United States (2 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/350691
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 35](https://border.bot/hs-codes/35) / [35.06](https://border.bot/hs-codes/3506) / [3506.91](https://border.bot/hs-codes/350691)

## Key facts

- HS code: 3506.91
- Covers: Adhesives based on polymers of headings 39.01 to 39.13 or on rubber
- Heading: [35.06: Prepared glues and other prepared adhesives, not elsewhere specified or included; products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg](https://border.bot/hs-codes/3506)
- Chapter: [35: Albuminoidal substances; modified starches; glues; enzymes](https://border.bot/hs-codes/35)
- Edition: HS2022
- Duty in the United States: [See its 2 lines](https://border.bot/countries/united-states/hs-codes/350691)

## What this code covers

HS code 3506.91 covers adhesives based on polymers of headings 39.01 to 39.13 or on rubber, other than those classified in 3506.99.

The legal text of the subheading is “Other: Adhesives based on polymers of headings 39.01 to 39.13 or on rubber”, read under “Other”, in HS2022.

## What it doesn’t cover

Other goods of heading 35.06 are classified under 3506.10 (products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg) and 3506.99 (other, other).

- [3506.10](https://border.bot/hs-codes/350610) Products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg
- [3506.99](https://border.bot/hs-codes/350699) Other: Other

## How it is structured

3506.91 is a six-digit subheading. Its first two digits, 35, are the chapter; the first four, 3506, are heading 35.06; the last two, 91, identify the subheading within the heading.

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

- Chapter 35: Albuminoidal substances; modified starches; glues; enzymes
- Heading 35.06: Prepared glues and other prepared adhesives, not elsewhere specified or included; products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg
- Within the heading: Other
- Subheading 3506.91: Adhesives based on polymers of headings 39.01 to 39.13 or on rubber

## In other countries

National tariff lines under 3506.91 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/350691): 2 lines, used by 1 other country

- Previous subheading: [3506.10](https://border.bot/hs-codes/350610) Products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg
- Next subheading: [3506.99](https://border.bot/hs-codes/350699) Other: Other

## Frequently asked questions

### What does HS code 3506.91 cover?

HS code 3506.91 covers adhesives based on polymers of headings 39.01 to 39.13 or on rubber, other than those classified in 3506.99.

### Which heading and chapter is HS code 3506.91 in?

HS code 3506.91 is in heading 35.06 (prepared glues and other prepared adhesives, not elsewhere specified or included; products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg) in chapter 35 (albuminoidal substances; modified starches; glues; enzymes).

### Where are goods of heading 35.06 classified when 3506.91 doesn’t fit?

Other goods of heading 35.06 are classified under 3506.10 (products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1kg) and 3506.99 (other, other).

### Which countries’ tariffs list national lines under HS code 3506.91?

National tariff lines under 3506.91 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/350691.json