# United States tariff lines under HS 8535.21

> The United States tariff splits HS 8535.21 (automatic circuit breakers: For a voltage of less than 72.5 kV) into 1 national line: 8535.21.00.00 (for a voltage of less than 72.5 kV). The general (MFN) duty is 2.7% on this line.

Source: https://border.bot/countries/united-states/hs-codes/853521
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) / [8535.21](https://border.bot/countries/united-states/hs-codes/853521)

## Key facts

- HS subheading: [8535.21](https://border.bot/hs-codes/853521)
- Duty (MFN): 2.7%
- National lines: 1
- Tariff: [United States](https://border.bot/countries/united-states)
- 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

## United States lines under 8535.21

The United States tariff splits HS 8535.21 (automatic circuit breakers: For a voltage of less than 72.5 kV) into 1 national line: 8535.21.00.00 (for a voltage of less than 72.5 kV).

The general (MFN) duty is 2.7% on this line.

- [8535.21.00.00](https://border.bot/countries/united-states/hs-codes/8535210000) Automatic circuit breakers, For a voltage of less than 72.5 kV. Duty (MFN): 2.7%

## In other countries

No other national tariff on border.bot has live lines under 8535.21 yet.

- [The Harmonized System text for 8535.21](https://border.bot/hs-codes/853521)

- Previous subheading: [8535.10](https://border.bot/countries/united-states/hs-codes/853510) Electrical apparatus for switching or protecting electrical circuits, or for making connections to or in electrical circuits (for example, switches, fuses, lightning arresters, voltage limiters, surge suppressors, plugs and other connectors, junction boxes), for a voltage exceeding 1,000 V
- Next subheading: [8535.29](https://border.bot/countries/united-states/hs-codes/853529) Electrical apparatus for switching or protecting electrical circuits, or for making connections to or in electrical circuits (for example, switches, fuses, lightning arresters, voltage limiters, surge suppressors, plugs and other connectors, junction boxes), for a voltage exceeding 1,000 V

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8535.21?

The United States tariff splits HS 8535.21 (automatic circuit breakers: For a voltage of less than 72.5 kV) into 1 national line: 8535.21.00.00 (for a voltage of less than 72.5 kV).

### What is the duty on HS 8535.21 in the United States?

The general (MFN) duty is 2.7% 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/853521.json