# United States tariff line 4503.90.40.00: Wallcoverings, backed with paper or otherwise reinforced

> In the United States tariff, line 4503.90.40.00 covers wallcoverings, backed with paper or otherwise reinforced. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 4503.90 in heading 45.03 (chapter 45).

Source: https://border.bot/countries/united-states/hs-codes/4503904000
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) / [4503.90.40.00](https://border.bot/countries/united-states/hs-codes/4503904000)

## Key facts

- Tariff line: 4503.90.40.00
- Covers: Wallcoverings, backed with paper or otherwise reinforced
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [4503.90](https://border.bot/hs-codes/450390)

## What this line covers

In the United States tariff, line 4503.90.40.00 covers wallcoverings, backed with paper or otherwise reinforced.

Its legal text is “Wallcoverings, backed with paper or otherwise reinforced”, read under “Other”.

## How it is structured

It falls under HS subheading 4503.90 in heading 45.03 (chapter 45). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 45: Cork and articles of cork
- Heading 45.03: Articles of natural cork
- Subheading 4503.90: Other
- Line 4503.90.40.00: Wallcoverings, backed with paper or otherwise reinforced

## Duty

Goods under this line enter free of general (MFN) duty.

## 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)

## Other lines under 4503.90

- [4503.90.20.00](https://border.bot/countries/united-states/hs-codes/4503902000) Disks, wafers and washers
- [4503.90.60.00](https://border.bot/countries/united-states/hs-codes/4503906000) Other

- Previous line: [4503.90.20.00](https://border.bot/countries/united-states/hs-codes/4503902000) Disks, wafers and washers
- Next line: [4503.90.60.00](https://border.bot/countries/united-states/hs-codes/4503906000) Other

## Frequently asked questions

### What does tariff line 4503.90.40.00 cover in the United States tariff?

In the United States tariff, line 4503.90.40.00 covers wallcoverings, backed with paper or otherwise reinforced.

### What is the general (MFN) duty on 4503.90.40.00 in the United States?

Goods under this line enter 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/4503904000.json