# United States tariff lines under HS 8456.90

> The United States tariff splits HS 8456.90 (machine tools for working any material by removal of material, by laser or other light or photon beam, ultrasonic, electro-discharge, electro-chemical, electron-beam, ionic-beam or plasma arc processes; water-jet cutting machines) into 2 national lines: 8456.90.31.00 (for working metal) and 8456.90.71.00 (other). The general (MFN) duty differs by line: 3.5% on 8456.90.31.00 and 2.2% on 8456.90.71.00.

Source: https://border.bot/countries/united-states/hs-codes/845690
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 84](https://border.bot/countries/united-states/hs-codes/84) / [8456.90](https://border.bot/countries/united-states/hs-codes/845690)

## Key facts

- HS subheading: [8456.90](https://border.bot/hs-codes/845690)
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8456.90

The United States tariff splits HS 8456.90 (machine tools for working any material by removal of material, by laser or other light or photon beam, ultrasonic, electro-discharge, electro-chemical, electron-beam, ionic-beam or plasma arc processes; water-jet cutting machines) into 2 national lines: 8456.90.31.00 (for working metal) and 8456.90.71.00 (other).

The general (MFN) duty differs by line: 3.5% on 8456.90.31.00 and 2.2% on 8456.90.71.00.

- [8456.90.31.00](https://border.bot/countries/united-states/hs-codes/8456903100) Other, For working metal. Duty (MFN): 3.5%
- [8456.90.71.00](https://border.bot/countries/united-states/hs-codes/8456907100) Other, Other. Duty (MFN): 2.2%

## In other countries

No other national tariff on border.bot has live lines under 8456.90 yet.

- [The Harmonized System text for 8456.90](https://border.bot/hs-codes/845690)

- Previous subheading: [8456.50](https://border.bot/countries/united-states/hs-codes/845650) Machine tools for working any material by removal of material, by laser or other light or photon beam, ultrasonic, electro-discharge, electro-chemical, electron-beam, ionic-beam or plasma arc processes; water-jet cutting machines
- Next subheading: [8457.10](https://border.bot/countries/united-states/hs-codes/845710) Machining centers, unit construction machines (single station) and multistation transfer machines, for working metal

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8456.90?

The United States tariff splits HS 8456.90 (machine tools for working any material by removal of material, by laser or other light or photon beam, ultrasonic, electro-discharge, electro-chemical, electron-beam, ionic-beam or plasma arc processes; water-jet cutting machines) into 2 national lines: 8456.90.31.00 (for working metal) and 8456.90.71.00 (other).

### What is the duty on HS 8456.90 in the United States?

The general (MFN) duty differs by line: 3.5% on 8456.90.31.00 and 2.2% on 8456.90.71.00.

## 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/845690.json