# HS code 4503.10: Corks and stoppers

> HS code 4503.10 covers corks and stoppers. 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 4503.90 (other). National tariff lines under 4503.10 are live on border.bot for the United States (4 lines, also used by 1 other country).

Source: https://border.bot/hs-codes/450310
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) / [4503.10](https://border.bot/hs-codes/450310)

## Key facts

- HS code: 4503.10
- Covers: Corks and stoppers
- 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 4 lines](https://border.bot/countries/united-states/hs-codes/450310)

## What this code covers

HS code 4503.10 covers corks and stoppers.

The legal text of the subheading is “Corks and stoppers”, in HS2022.

## What it doesn’t cover

Other goods of heading 45.03 are classified under 4503.90 (other).

- [4503.90](https://border.bot/hs-codes/450390) Other

## How it is structured

4503.10 is a six-digit subheading. Its first two digits, 45, are the chapter; the first four, 4503, are heading 45.03; the last two, 10, 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 4503.10: Corks and stoppers

## In other countries

National tariff lines under 4503.10 are live on border.bot for the United States (4 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/450310): 4 lines, used by 1 other country

- Previous subheading: [4502.00](https://border.bot/hs-codes/450200) Natural cork, debacked or roughly squared, or in rectangular (including square) blocks, plates, sheets or strip (including sharp- edged blanks for corks or stoppers)
- Next subheading: [4503.90](https://border.bot/hs-codes/450390) Other

## Frequently asked questions

### What does HS code 4503.10 cover?

HS code 4503.10 covers corks and stoppers.

### Which heading and chapter is HS code 4503.10 in?

HS code 4503.10 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 4503.10 doesn’t fit?

Other goods of heading 45.03 are classified under 4503.90 (other).

### Which countries’ tariffs list national lines under HS code 4503.10?

National tariff lines under 4503.10 are live on border.bot for the United States (4 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/450310.json