# United States tariff line 3103.19.00.00: Other

> In the United States tariff, line 3103.19.00.00 covers superphosphates. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 3103.19 in heading 31.03 (chapter 31).

Source: https://border.bot/countries/united-states/hs-codes/3103190000
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 31](https://border.bot/countries/united-states/hs-codes/31) / [3103.19](https://border.bot/countries/united-states/hs-codes/310319) / [3103.19.00.00](https://border.bot/countries/united-states/hs-codes/3103190000)

## Key facts

- Tariff line: 3103.19.00.00
- Covers: Superphosphates
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [3103.19](https://border.bot/hs-codes/310319)

## What this line covers

In the United States tariff, line 3103.19.00.00 covers superphosphates.

Its legal text is “Other”, read under “Superphosphates”.

## How it is structured

It falls under HS subheading 3103.19 in heading 31.03 (chapter 31). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 31: Fertilisers
- Heading 31.03: Mineral or chemical fertilizers, phosphatic
- Subheading 3103.19: Superphosphates
- Line 3103.19.00.00: Other

## 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 3103.19 yet.

- [The Harmonized System text for 3103.19](https://border.bot/hs-codes/310319)

- Previous line: [3103.11.00.00](https://border.bot/countries/united-states/hs-codes/3103110000) Containing by weight 35 percent or more of diphosphorous pentaoxide (P2O5)
- Next line: [3103.90.01.00](https://border.bot/countries/united-states/hs-codes/3103900100) Other

## Frequently asked questions

### What does tariff line 3103.19.00.00 cover in the United States tariff?

In the United States tariff, line 3103.19.00.00 covers superphosphates.

### What is the general (MFN) duty on 3103.19.00.00 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/3103190000.json