# United States tariff line 2503.00.00.90: Other

> In the United States tariff, line 2503.00.00.90 covers sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and colloidal sulphur. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 2503.00 in heading 25.03 (chapter 25).

Source: https://border.bot/countries/united-states/hs-codes/2503000090
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 25](https://border.bot/countries/united-states/hs-codes/25) / [2503.00](https://border.bot/countries/united-states/hs-codes/250300) / [2503.00.00.90](https://border.bot/countries/united-states/hs-codes/2503000090)

## Key facts

- Tariff line: 2503.00.00.90
- Covers: Sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and colloidal sulphur
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [2503.00](https://border.bot/hs-codes/250300)

## What this line covers

In the United States tariff, line 2503.00.00.90 covers sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and colloidal sulphur.

Its legal text is “Other”.

## How it is structured

It falls under HS subheading 2503.00 in heading 25.03 (chapter 25). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 25: Salt; sulphur; earths and stone; plastering materials, lime and cement
- Heading 25.03: Sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and colloidal sulphur
- Line 2503.00.00.90: Other

## Duty

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

The rate is published on 2503.00.00.

## In other countries

No other national tariff on border.bot has live lines under 2503.00 yet.

- [The Harmonized System text for 2503.00](https://border.bot/hs-codes/250300)

## Other lines under 2503.00

- [2503.00.00.10](https://border.bot/countries/united-states/hs-codes/2503000010) Crude or unrefined sulfur

- Previous line: [2503.00.00.10](https://border.bot/countries/united-states/hs-codes/2503000010) Crude or unrefined sulfur
- Next line: [2504.10.10.00](https://border.bot/countries/united-states/hs-codes/2504101000) Crystalline flake (not including flake dust)

## Frequently asked questions

### What does tariff line 2503.00.00.90 cover in the United States tariff?

In the United States tariff, line 2503.00.00.90 covers sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and colloidal sulphur.

### What is the general (MFN) duty on 2503.00.00.90 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 2503.00.00.

## 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/2503000090.json