# United States tariff lines under HS 4503.90

> The United States tariff splits HS 4503.90 (articles of natural cork) into 3 national lines: 4503.90.20.00 (disks, wafers and washers), 4503.90.40.00 (wallcoverings, backed with paper or otherwise reinforced) and 4503.90.60.00 (other). The general (MFN) duty differs by line: free on 4503.90.20.00, free on 4503.90.40.00 and 14% on 4503.90.60.00.

Source: https://border.bot/countries/united-states/hs-codes/450390
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) / [4503.90](https://border.bot/countries/united-states/hs-codes/450390)

## Key facts

- HS subheading: [4503.90](https://border.bot/hs-codes/450390)
- National lines: 3
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 45: Cork and articles of cork

## United States lines under 4503.90

The United States tariff splits HS 4503.90 (articles of natural cork) into 3 national lines: 4503.90.20.00 (disks, wafers and washers), 4503.90.40.00 (wallcoverings, backed with paper or otherwise reinforced) and 4503.90.60.00 (other).

The general (MFN) duty differs by line: free on 4503.90.20.00, free on 4503.90.40.00 and 14% on 4503.90.60.00.

- [4503.90.20.00](https://border.bot/countries/united-states/hs-codes/4503902000) Other, Disks, wafers and washers. Duty (MFN): free
- [4503.90.40.00](https://border.bot/countries/united-states/hs-codes/4503904000) Other, Wallcoverings, backed with paper or otherwise reinforced. Duty (MFN): free
- [4503.90.60.00](https://border.bot/countries/united-states/hs-codes/4503906000) Other, Other. Duty (MFN): 14%

## In other countries

No other national tariff on border.bot has live lines under 4503.90 yet.

- [The Harmonized System text for 4503.90](https://border.bot/hs-codes/450390)

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

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 4503.90?

The United States tariff splits HS 4503.90 (articles of natural cork) into 3 national lines: 4503.90.20.00 (disks, wafers and washers), 4503.90.40.00 (wallcoverings, backed with paper or otherwise reinforced) and 4503.90.60.00 (other).

### What is the duty on HS 4503.90 in the United States?

The general (MFN) duty differs by line: free on 4503.90.20.00, free on 4503.90.40.00 and 14% on 4503.90.60.00.

## 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/450390.json