# United States tariff lines under HS 7403.13

> The United States tariff splits HS 7403.13 (refined copper: Billets) into 1 national line: 7403.13.00.00 (billets). The general (MFN) duty is 1% on this line.

Source: https://border.bot/countries/united-states/hs-codes/740313
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 74](https://border.bot/countries/united-states/hs-codes/74) / [7403.13](https://border.bot/countries/united-states/hs-codes/740313)

## Key facts

- HS subheading: [7403.13](https://border.bot/hs-codes/740313)
- Duty (MFN): 1%
- National lines: 1
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 74: Copper and articles thereof

## United States lines under 7403.13

The United States tariff splits HS 7403.13 (refined copper: Billets) into 1 national line: 7403.13.00.00 (billets).

The general (MFN) duty is 1% on this line.

- [7403.13.00.00](https://border.bot/countries/united-states/hs-codes/7403130000) Refined copper, Billets. Duty (MFN): 1%

## In other countries

No other national tariff on border.bot has live lines under 7403.13 yet.

- [The Harmonized System text for 7403.13](https://border.bot/hs-codes/740313)

- Previous subheading: [7403.12](https://border.bot/countries/united-states/hs-codes/740312) Refined copper and copper alloys, unwrought (other than master alloys of heading 7405)
- Next subheading: [7403.19](https://border.bot/countries/united-states/hs-codes/740319) Refined copper and copper alloys, unwrought (other than master alloys of heading 7405)

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 7403.13?

The United States tariff splits HS 7403.13 (refined copper: Billets) into 1 national line: 7403.13.00.00 (billets).

### What is the duty on HS 7403.13 in the United States?

The general (MFN) duty is 1% on this line.

## 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/740313.json