# HS code 4503.90: Articles of natural cork

> HS code 4503.90 covers articles of natural cork, other than those classified in 4503.10. It sits in heading 45.03 (articles of natural cork) in chapter 45 (cork and articles of cork). Other goods of heading 45.03 are classified under 4503.10 (corks or stoppers). National tariff lines under 4503.90 are live on border.bot for the United States (3 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/450390
Last updated: 11 October 2026

[HS codes](https://border.bot/hs-codes) / [Chapter 45](https://border.bot/hs-codes/45) / [45.03](https://border.bot/hs-codes/4503) / [4503.90](https://border.bot/hs-codes/450390)

## Key facts

- HS code: 4503.90
- Covers: Articles of natural cork
- Heading: [45.03: Articles of natural cork](https://border.bot/hs-codes/4503)
- Chapter: [45: Cork and articles of cork](https://border.bot/hs-codes/45)
- Edition: HS2022
- Duty in the United States: [See its 3 lines](https://border.bot/countries/united-states/hs-codes/450390)

## What this code covers

HS code 4503.90 covers articles of natural cork, other than those classified in 4503.10.

The legal text of the subheading is “Other”, in HS2022.

## What it doesn’t cover

Other goods of heading 45.03 are classified under 4503.10 (corks or stoppers).

- [4503.10](https://border.bot/hs-codes/450310) Corks and stoppers

## How it is structured

4503.90 is a six-digit subheading. Its first two digits, 45, are the chapter; the first four, 4503, are heading 45.03; the last two, 90, identify the subheading within the heading.

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

- Chapter 45: Cork and articles of cork
- Heading 45.03: Articles of natural cork
- Subheading 4503.90: Other

## In other countries

National tariff lines under 4503.90 are live on border.bot for the United States (3 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/450390): 3 lines, used by 1 other country

- Previous subheading: [4503.10](https://border.bot/hs-codes/450310) Corks and stoppers
- Next subheading: [4504.10](https://border.bot/hs-codes/450410) Blocks, plates, sheets and strip; tiles of any shape; solid cylinders, including discs

## Frequently asked questions

### What does HS code 4503.90 cover?

HS code 4503.90 covers articles of natural cork, other than those classified in 4503.10.

### Which heading and chapter is HS code 4503.90 in?

HS code 4503.90 is in heading 45.03 (articles of natural cork) in chapter 45 (cork and articles of cork).

### Where are goods of heading 45.03 classified when 4503.90 doesn’t fit?

Other goods of heading 45.03 are classified under 4503.10 (corks or stoppers).

### Which countries’ tariffs list national lines under HS code 4503.90?

National tariff lines under 4503.90 are live on border.bot for the United States (3 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/450390.json