# HS code 5004.00: Silk yarn (other than yarn spun from silk waste) not put up for retail sale

> HS code 5004.00 covers silk yarn (other than yarn spun from silk waste) not put up for retail sale. It sits in heading 50.04 (silk yarn (other than yarn spun from silk waste) not put up for retail sale) in chapter 50 (silk). It is the only subheading of heading 50.04, so every good of the heading is classified here. National tariff lines under 5004.00 are live on border.bot for the United States (1 line, also used by 1 other country).

Source: https://border.bot/hs-codes/500400
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 50](https://border.bot/hs-codes/50) / [50.04](https://border.bot/hs-codes/5004) / [5004.00](https://border.bot/hs-codes/500400)

## Key facts

- HS code: 5004.00
- Covers: Silk yarn (other than yarn spun from silk waste) not put up for retail sale
- Heading: [50.04: Silk yarn (other than yarn spun from silk waste) not put up for retail sale](https://border.bot/hs-codes/5004)
- Chapter: [50: Silk](https://border.bot/hs-codes/50)
- Edition: HS2022
- Duty in the United States: [See its 1 line](https://border.bot/countries/united-states/hs-codes/500400)

## What this code covers

HS code 5004.00 covers silk yarn (other than yarn spun from silk waste) not put up for retail sale.

The legal text of the subheading is “Silk yarn (other than yarn spun from silk waste) not put up for retail sale”, in HS2022.

## What it doesn’t cover

It is the only subheading of heading 50.04, so every good of the heading is classified here.

## How it is structured

5004.00 is a six-digit subheading. Its first two digits, 50, are the chapter; the first four, 5004, are heading 50.04; the last two, 00, identify the subheading within the heading.

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

- Chapter 50: Silk
- Heading 50.04: Silk yarn (other than yarn spun from silk waste) not put up for retail sale
- Subheading 5004.00: Silk yarn (other than yarn spun from silk waste) not put up for retail sale

## In other countries

National tariff lines under 5004.00 are live on border.bot for the United States (1 line, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/500400): 1 line, used by 1 other country

- Previous subheading: [5003.00](https://border.bot/hs-codes/500300) Silk waste (including cocoons unsuitable for reeling, yarn waste and garnetted stock)
- Next subheading: [5005.00](https://border.bot/hs-codes/500500) Yarn spun from silk waste, not put up for retail sale

## Frequently asked questions

### What does HS code 5004.00 cover?

HS code 5004.00 covers silk yarn (other than yarn spun from silk waste) not put up for retail sale.

### Which heading and chapter is HS code 5004.00 in?

HS code 5004.00 is in heading 50.04 (silk yarn (other than yarn spun from silk waste) not put up for retail sale) in chapter 50 (silk).

### Where are goods of heading 50.04 classified when 5004.00 doesn’t fit?

5004.00 is the only subheading of heading 50.04, so every good of the heading is classified there.

### Which countries’ tariffs list national lines under HS code 5004.00?

National tariff lines under 5004.00 are live on border.bot for the United States (1 line, 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/500400.json