# United States tariff lines under HS 4503.10

> The United States tariff splits HS 4503.10 (corks and stoppers) into 4 national lines: 4503.10.20.00 (with maximum diameter not over 19 mm), 4503.10.30.00 (wholly of cork, of a thickness (or length) greater than the maximum diameter), 4503.10.40.00 (other) and 4503.10.60.00 (other). Every United States line under 4503.10 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/450310
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 45](https://border.bot/countries/united-states/hs-codes/45) / [4503.10](https://border.bot/countries/united-states/hs-codes/450310)

## Key facts

- HS subheading: [4503.10](https://border.bot/hs-codes/450310)
- Duty (MFN): Free
- National lines: 4
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 45: Cork and articles of cork

## United States lines under 4503.10

The United States tariff splits HS 4503.10 (corks and stoppers) into 4 national lines: 4503.10.20.00 (with maximum diameter not over 19 mm), 4503.10.30.00 (wholly of cork, of a thickness (or length) greater than the maximum diameter), 4503.10.40.00 (other) and 4503.10.60.00 (other).

Every United States line under 4503.10 is free of general (MFN) duty.

- [4503.10.20.00](https://border.bot/countries/united-states/hs-codes/4503102000) Corks and stoppers, Tapered and of a thickness (or length) greater than the maximum diameter, With maximum diameter not over 19 mm. Duty (MFN): free
- [4503.10.30.00](https://border.bot/countries/united-states/hs-codes/4503103000) Corks and stoppers, Tapered and of a thickness (or length) greater than the maximum diameter, Other, Wholly of cork, of a thickness (or length) greater than the maximum diameter. Duty (MFN): free
- [4503.10.40.00](https://border.bot/countries/united-states/hs-codes/4503104000) Corks and stoppers, Tapered and of a thickness (or length) greater than the maximum diameter, Other, Other. Duty (MFN): free
- [4503.10.60.00](https://border.bot/countries/united-states/hs-codes/4503106000) Corks and stoppers, Other. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 4503.10 yet.

- [The Harmonized System text for 4503.10](https://border.bot/hs-codes/450310)

- Previous subheading: [4502.00](https://border.bot/countries/united-states/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/countries/united-states/hs-codes/450390) Other

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 4503.10?

The United States tariff splits HS 4503.10 (corks and stoppers) into 4 national lines: 4503.10.20.00 (with maximum diameter not over 19 mm), 4503.10.30.00 (wholly of cork, of a thickness (or length) greater than the maximum diameter), 4503.10.40.00 (other) and 4503.10.60.00 (other).

### What is the duty on HS 4503.10 in the United States?

Every United States line under 4503.10 is free of general (MFN) duty.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 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.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/450310.json