# United States tariff lines under HS 8407.10

> The United States tariff splits HS 8407.10 (aircraft engines) into 4 national lines: 8407.10.00.20 (less than 373 kW), 8407.10.00.40 (373 kW or over), 8407.10.00.60 (used or rebuilt) and 8407.10.00.90 (other). Every United States line under 8407.10 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/840710
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) / [8407.10](https://border.bot/countries/united-states/hs-codes/840710)

## Key facts

- HS subheading: [8407.10](https://border.bot/hs-codes/840710)
- Duty (MFN): Free
- National lines: 4
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8407.10

The United States tariff splits HS 8407.10 (aircraft engines) into 4 national lines: 8407.10.00.20 (less than 373 kW), 8407.10.00.40 (373 kW or over), 8407.10.00.60 (used or rebuilt) and 8407.10.00.90 (other).

Every United States line under 8407.10 is free of general (MFN) duty.

- [8407.10.00.20](https://border.bot/countries/united-states/hs-codes/8407100020) Aircraft engines, For use in civil aircraft, New, Less than 373 kW. Duty (MFN): free
- [8407.10.00.40](https://border.bot/countries/united-states/hs-codes/8407100040) Aircraft engines, For use in civil aircraft, New, 373 kW or over. Duty (MFN): free
- [8407.10.00.60](https://border.bot/countries/united-states/hs-codes/8407100060) Aircraft engines, For use in civil aircraft, Used or rebuilt. Duty (MFN): free
- [8407.10.00.90](https://border.bot/countries/united-states/hs-codes/8407100090) Aircraft engines, Other. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 8407.10 yet.

- [The Harmonized System text for 8407.10](https://border.bot/hs-codes/840710)

- Previous subheading: [8406.90](https://border.bot/countries/united-states/hs-codes/840690) Parts
- Next subheading: [8407.21](https://border.bot/countries/united-states/hs-codes/840721) Spark-ignition reciprocating or rotary internal combustion piston engines

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8407.10?

The United States tariff splits HS 8407.10 (aircraft engines) into 4 national lines: 8407.10.00.20 (less than 373 kW), 8407.10.00.40 (373 kW or over), 8407.10.00.60 (used or rebuilt) and 8407.10.00.90 (other).

### What is the duty on HS 8407.10 in the United States?

Every United States line under 8407.10 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/840710.json