# HS heading 51.09: Yarn of wool or of fine animal hair, put up for retail sale

> HS heading 51.09 covers yarn of wool or of fine animal hair, put up for retail sale. It is in chapter 51 (wool, fine or coarse animal hair; horsehair yarn and woven fabric). It is split into 2 subheadings: 5109.10 (containing 85 % or more by weight of wool or of fine animal hair) and 5109.90 (other). National tariff lines under heading 51.09 are live on border.bot for the United States (8 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/5109
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 51](https://border.bot/hs-codes/51) / [51.09](https://border.bot/hs-codes/5109)

## Key facts

- Heading: 51.09
- Description: Yarn of wool or of fine animal hair, put up for retail sale
- Chapter: 51: Wool, fine or coarse animal hair; horsehair yarn and woven fabric
- Subheadings: 2
- Edition: HS2022

## What this code covers

HS heading 51.09 covers yarn of wool or of fine animal hair, put up for retail sale.

It is split into 2 subheadings: 5109.10 (containing 85 % or more by weight of wool or of fine animal hair) and 5109.90 (other).

- [5109.10](https://border.bot/hs-codes/510910) Containing 85 % or more by weight of wool or of fine animal hair
- [5109.90](https://border.bot/hs-codes/510990) Other

## What it doesn’t cover

Other goods of chapter 51 are classified in its other 12 headings, listed below.

- [51.01](https://border.bot/hs-codes/5101) Wool, not carded or combed
- [51.02](https://border.bot/hs-codes/5102) Fine or coarse animal hair, not carded or combed
- [51.03](https://border.bot/hs-codes/5103) Waste of wool or of fine or coarse animal hair, including yarn waste but excluding garnetted stock
- [51.04](https://border.bot/hs-codes/5104) Garnetted stock of wool or of fine or coarse animal hair
- [51.05](https://border.bot/hs-codes/5105) Wool and fine or coarse animal hair, carded or combed (including combed wool in fragments)
- [51.06](https://border.bot/hs-codes/5106) Yarn of carded wool, not put up for retail sale
- [51.07](https://border.bot/hs-codes/5107) Yarn of combed wool, not put up for retail sale
- [51.08](https://border.bot/hs-codes/5108) Yarn of fine animal hair (carded or combed), not put up for retail sale
- [51.10](https://border.bot/hs-codes/5110) Yarn of coarse animal hair or of horsehair (including gimped horsehair yarn), whether or not put up for retail sale
- [51.11](https://border.bot/hs-codes/5111) Woven fabrics of carded wool or of carded fine animal hair
- [51.12](https://border.bot/hs-codes/5112) Woven fabrics of combed wool or of combed fine animal hair
- [51.13](https://border.bot/hs-codes/5113) Woven fabrics of coarse animal hair or of horsehair

## How it is structured

Heading 51.09 is one of 13 headings in chapter 51. Its first two digits, 51, are the chapter; the next two, 09, number the heading within it. Its subheadings add two more digits (5109.10, 5109.90).

## In other countries

National tariff lines under heading 51.09 are live on border.bot for the United States (8 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/51): 8 lines, used by 1 other country

- Previous heading: [51.08](https://border.bot/hs-codes/5108) Yarn of fine animal hair (carded or combed), not put up for retail sale
- Next heading: [51.10](https://border.bot/hs-codes/5110) Yarn of coarse animal hair or of horsehair (including gimped horsehair yarn), whether or not put up for retail sale

## Frequently asked questions

### What does HS heading 51.09 cover?

HS heading 51.09 covers yarn of wool or of fine animal hair, put up for retail sale.

### Which chapter is HS heading 51.09 in?

HS heading 51.09 is in chapter 51 (wool, fine or coarse animal hair; horsehair yarn and woven fabric).

### How many subheadings does HS heading 51.09 have?

HS heading 51.09 has 2 subheadings: 5109.10 (containing 85 % or more by weight of wool or of fine animal hair) and 5109.90 (other).

### Which countries’ tariffs list national lines under HS heading 51.09?

National tariff lines under heading 51.09 are live on border.bot for the United States (8 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/5109.json