# United States tariff line 8503.00.45.00: For generators suitable for use on aircraft

> In the United States tariff, line 8503.00.45.00 covers stators and rotors for the goods of heading 8501, for generators suitable for use on aircraft. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 8503.00 in heading 85.03 (chapter 85).

Source: https://border.bot/countries/united-states/hs-codes/8503004500
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 85](https://border.bot/countries/united-states/hs-codes/85) / [8503.00](https://border.bot/countries/united-states/hs-codes/850300) / [8503.00.45.00](https://border.bot/countries/united-states/hs-codes/8503004500)

## Key facts

- Tariff line: 8503.00.45.00
- Covers: Stators and rotors for the goods of heading 8501, for generators suitable for use on aircraft
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [8503.00](https://border.bot/hs-codes/850300)

## What this line covers

In the United States tariff, line 8503.00.45.00 covers stators and rotors for the goods of heading 8501, for generators suitable for use on aircraft.

Its legal text is “For generators suitable for use on aircraft”, read under “Stators and rotors for the goods of heading 8501”.

## How it is structured

It falls under HS subheading 8503.00 in heading 85.03 (chapter 85). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles
- Heading 85.03: Parts suitable for use solely or principally with the machines of heading 85.01 or 85.02
- Subheading 8503.00: Stators and rotors for the goods of heading 8501
- Line 8503.00.45.00: For generators suitable for use on aircraft

## 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 8503.00 yet.

- [The Harmonized System text for 8503.00](https://border.bot/hs-codes/850300)

## Other lines under 8503.00

- [8503.00.20.00](https://border.bot/countries/united-states/hs-codes/8503002000) Commutators
- [8503.00.35.00](https://border.bot/countries/united-states/hs-codes/8503003500) For motors of under 18.65 W
- [8503.00.65.00](https://border.bot/countries/united-states/hs-codes/8503006500) Other
- [8503.00.75.00](https://border.bot/countries/united-states/hs-codes/8503007500) For motors of under 18.65 W
- [8503.00.90.00](https://border.bot/countries/united-states/hs-codes/8503009000) For generators suitable for use on aircraft
- [8503.00.95.20](https://border.bot/countries/united-states/hs-codes/8503009520) Parts of motors
- [8503.00.95.46](https://border.bot/countries/united-states/hs-codes/8503009546) For AC generators (alternators) classified in statistical reporting number 8501.64.0110
- [8503.00.95.50](https://border.bot/countries/united-states/hs-codes/8503009550) Other
- [8503.00.95.70](https://border.bot/countries/united-states/hs-codes/8503009570) Parts of wind-powered generating sets classified in subheading 8502.31.00
- [8503.00.95.80](https://border.bot/countries/united-states/hs-codes/8503009580) Other

- Previous line: [8503.00.35.00](https://border.bot/countries/united-states/hs-codes/8503003500) For motors of under 18.65 W
- Next line: [8503.00.65.00](https://border.bot/countries/united-states/hs-codes/8503006500) Other

## Frequently asked questions

### What does tariff line 8503.00.45.00 cover in the United States tariff?

In the United States tariff, line 8503.00.45.00 covers stators and rotors for the goods of heading 8501, for generators suitable for use on aircraft.

### What is the general (MFN) duty on 8503.00.45.00 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/8503004500.json