# United States tariff lines under HS 8412.90

> The United States tariff splits HS 8412.90 (parts) into 9 national lines: 8412.90.10.00 (of hydrojet engines for marine propulsion), 8412.90.90.05 (of linear acting engines and motors), 8412.90.90.15 (other), 8412.90.90.25 (of linear acting engines and motors) and 5 others. Every United States line under 8412.90 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/841290
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) / [8412.90](https://border.bot/countries/united-states/hs-codes/841290)

## Key facts

- HS subheading: [8412.90](https://border.bot/hs-codes/841290)
- Duty (MFN): Free
- National lines: 9
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8412.90

The United States tariff splits HS 8412.90 (parts) into 9 national lines: 8412.90.10.00 (of hydrojet engines for marine propulsion), 8412.90.90.05 (of linear acting engines and motors), 8412.90.90.15 (other), 8412.90.90.25 (of linear acting engines and motors) and 5 others.

Every United States line under 8412.90 is free of general (MFN) duty.

- [8412.90.10.00](https://border.bot/countries/united-states/hs-codes/8412901000) Parts, Of hydrojet engines for marine propulsion. Duty (MFN): free
- [8412.90.90.05](https://border.bot/countries/united-states/hs-codes/8412909005) Parts, Other, Of hydraulic power engines and motors, Of linear acting engines and motors. Duty (MFN): free
- [8412.90.90.15](https://border.bot/countries/united-states/hs-codes/8412909015) Parts, Other, Of hydraulic power engines and motors, Other. Duty (MFN): free
- [8412.90.90.25](https://border.bot/countries/united-states/hs-codes/8412909025) Parts, Other, Of pneumatic power engines and motors, Of linear acting engines and motors. Duty (MFN): free
- [8412.90.90.35](https://border.bot/countries/united-states/hs-codes/8412909035) Parts, Other, Of pneumatic power engines and motors, Other. Duty (MFN): free
- [8412.90.90.50](https://border.bot/countries/united-states/hs-codes/8412909050) Parts, Other, Of reaction engines other than turbojets. Duty (MFN): free
- [8412.90.90.70](https://border.bot/countries/united-states/hs-codes/8412909070) Parts, Other, Other, Wind turbine blades, imported in accordance with statistical note 2 of this chapter. Duty (MFN): free
- [8412.90.90.75](https://border.bot/countries/united-states/hs-codes/8412909075) Parts, Other, Other, Wind turbine hubs. Duty (MFN): free
- [8412.90.90.85](https://border.bot/countries/united-states/hs-codes/8412909085) Parts, Other, Other, Other. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 8412.90 yet.

- [The Harmonized System text for 8412.90](https://border.bot/hs-codes/841290)

- Previous subheading: [8412.80](https://border.bot/countries/united-states/hs-codes/841280) Other engines and motors
- Next subheading: [8413.11](https://border.bot/countries/united-states/hs-codes/841311) Pumps for liquids, whether or not fitted with a measuring device; liquid elevators; part thereof

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8412.90?

The United States tariff splits HS 8412.90 (parts) into 9 national lines: 8412.90.10.00 (of hydrojet engines for marine propulsion), 8412.90.90.05 (of linear acting engines and motors), 8412.90.90.15 (other), 8412.90.90.25 (of linear acting engines and motors) and 5 others.

### What is the duty on HS 8412.90 in the United States?

Every United States line under 8412.90 is 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/841290.json