# HS heading 55.08: Sewing thread of man-made staple fibres, whether or not put up for retail sale

> HS heading 55.08 covers sewing thread of man-made staple fibres, whether or not put up for retail sale. It is in chapter 55 (man-made staple fibres). It is split into 2 subheadings: 5508.10 (of synthetic staple fibres) and 5508.20 (of artificial staple fibres).

Source: https://staging.border.bot/hs-codes/5508
Last updated: 13 October 2026

[HS codes](https://staging.border.bot/hs-codes) / [Chapter 55](https://staging.border.bot/hs-codes/55) / [55.08](https://staging.border.bot/hs-codes/5508)

## Key facts

- Heading: 55.08
- Description: Sewing thread of man-made staple fibres, whether or not put up for retail sale
- Chapter: 55: Man-made staple fibres
- Subheadings: 2
- Edition: HS2022

## What this code covers

HS heading 55.08 covers sewing thread of man-made staple fibres, whether or not put up for retail sale.

It is split into 2 subheadings: 5508.10 (of synthetic staple fibres) and 5508.20 (of artificial staple fibres).

- [5508.10](https://staging.border.bot/hs-codes/550810) Of synthetic staple fibres
- [5508.20](https://staging.border.bot/hs-codes/550820) Of artificial staple fibres

## What it doesn’t cover

Other goods of chapter 55 are classified in its other 15 headings, listed below.

- [55.01](https://staging.border.bot/hs-codes/5501) Synthetic filament tow
- [55.02](https://staging.border.bot/hs-codes/5502) Artificial filament tow
- [55.03](https://staging.border.bot/hs-codes/5503) Synthetic staple fibres, not carded, combed or otherwise processed for spinning
- [55.04](https://staging.border.bot/hs-codes/5504) Artificial staple fibres, not carded, combed or otherwise processed for spinning
- [55.05](https://staging.border.bot/hs-codes/5505) Waste (including noils, yarn waste and garnetted stock) of man- made fibres
- [55.06](https://staging.border.bot/hs-codes/5506) Synthetic staple fibres, carded, combed or otherwise processed for spinning
- [55.07](https://staging.border.bot/hs-codes/5507) Artificial staple fibres, carded, combed or otherwise processed for spinning
- [55.09](https://staging.border.bot/hs-codes/5509) Yarn (other than sewing thread) of synthetic staple fibres, not put up for retail sale
- [55.10](https://staging.border.bot/hs-codes/5510) Yarn (other than sewing thread) of artificial staple fibres, not put up for retail sale
- [55.11](https://staging.border.bot/hs-codes/5511) Yarn (other than sewing thread) of man-made staple fibres, put up for retail sale
- [55.12](https://staging.border.bot/hs-codes/5512) Woven fabrics of synthetic staple fibres, containing 85 % or more by weight of synthetic staple fibres
- [55.13](https://staging.border.bot/hs-codes/5513) Woven fabrics of synthetic staple fibres, containing less than 85 % by weight of such fibres, mixed mainly or solely with cotton, of a weight not exceeding 170 g/m2
- [55.14](https://staging.border.bot/hs-codes/5514) Woven fabrics of synthetic staple fibres, containing less than 85 % by weight of such fibres, mixed mainly or solely with cotton, of a weight exceeding 170 g/m2
- [55.15](https://staging.border.bot/hs-codes/5515) Other woven fabrics of synthetic staple fibres
- [55.16](https://staging.border.bot/hs-codes/5516) Woven fabrics of artificial staple fibres

## How it is structured

Heading 55.08 is one of 16 headings in chapter 55. Its first two digits, 55, are the chapter; the next two, 08, number the heading within it. Its subheadings add two more digits (5508.10, 5508.20).

## In other countries

No national tariff lines under heading 55.08 are live on border.bot yet. Tariffs built on the Harmonized System use its subheadings at six digits and add their own digits after them.

- Previous heading: [55.07](https://staging.border.bot/hs-codes/5507) Artificial staple fibres, carded, combed or otherwise processed for spinning
- Next heading: [55.09](https://staging.border.bot/hs-codes/5509) Yarn (other than sewing thread) of synthetic staple fibres, not put up for retail sale

## Frequently asked questions

### What does HS heading 55.08 cover?

HS heading 55.08 covers sewing thread of man-made staple fibres, whether or not put up for retail sale.

### Which chapter is HS heading 55.08 in?

HS heading 55.08 is in chapter 55 (man-made staple fibres).

### How many subheadings does HS heading 55.08 have?

HS heading 55.08 has 2 subheadings: 5508.10 (of synthetic staple fibres) and 5508.20 (of artificial staple fibres).

## 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/5508.json