# United States tariff lines under HS 8538.90

> The United States tariff splits HS 8538.90 (parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537) into 8 national lines: 8538.90.10.00 (of an article of heading 8537 for one of the articles described in additional U.S. note 11 to chapter 85), 8538.90.30.00 (other), 8538.90.40.00 (other, for the articles of subheading 8535.90.40, 8536.30.40 or 8536.50.40, of ceramic or metallic materials, electrically or mechanically reactive to changes in temperature), 8538.90.60.00 (molded parts) and 4 others. The general (MFN) duty differs by line: free on 8538.90.10.00, 3.5% on 8538.90.30.00, 3.5% on 8538.90.40.00, 3.5% on 8538.90.60.00, 3.5% on 8538.90.81.20, 3.5% on 8538.90.81.40, 3.5% on 8538.90.81.60 and 3.5% on 8538.90.81.80.

Source: https://border.bot/countries/united-states/hs-codes/853890
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) / [8538.90](https://border.bot/countries/united-states/hs-codes/853890)

## Key facts

- HS subheading: [8538.90](https://border.bot/hs-codes/853890)
- National lines: 8
- 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 8538.90

The United States tariff splits HS 8538.90 (parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537) into 8 national lines: 8538.90.10.00 (of an article of heading 8537 for one of the articles described in additional U.S. note 11 to chapter 85), 8538.90.30.00 (other), 8538.90.40.00 (other, for the articles of subheading 8535.90.40, 8536.30.40 or 8536.50.40, of ceramic or metallic materials, electrically or mechanically reactive to changes in temperature), 8538.90.60.00 (molded parts) and 4 others.

The general (MFN) duty differs by line: free on 8538.90.10.00, 3.5% on 8538.90.30.00, 3.5% on 8538.90.40.00, 3.5% on 8538.90.60.00, 3.5% on 8538.90.81.20, 3.5% on 8538.90.81.40, 3.5% on 8538.90.81.60 and 3.5% on 8538.90.81.80.

- [8538.90.10.00](https://border.bot/countries/united-states/hs-codes/8538901000) Other, Printed circuit assemblies, Of an article of heading 8537 for one of the articles described in additional U.S. note 11 to chapter 85. Duty (MFN): free
- [8538.90.30.00](https://border.bot/countries/united-states/hs-codes/8538903000) Other, Printed circuit assemblies, Other. Duty (MFN): 3.5%
- [8538.90.40.00](https://border.bot/countries/united-states/hs-codes/8538904000) Other, Other, for the articles of subheading 8535.90.40, 8536.30.40 or 8536.50.40, of ceramic or metallic materials, electrically or mechanically reactive to changes in temperature. Duty (MFN): 3.5%
- [8538.90.60.00](https://border.bot/countries/united-states/hs-codes/8538906000) Other, Other, Molded parts. Duty (MFN): 3.5%
- [8538.90.81.20](https://border.bot/countries/united-states/hs-codes/8538908120) Other, Other, Other, Of automatic circuit breakers. Duty (MFN): 3.5%
- [8538.90.81.40](https://border.bot/countries/united-states/hs-codes/8538908140) Other, Other, Other, Other, Metal contacts. Duty (MFN): 3.5%
- [8538.90.81.60](https://border.bot/countries/united-states/hs-codes/8538908160) Other, Other, Other, Other, Other parts of switchgear, switchboards, panel boards and distribution boards. Duty (MFN): 3.5%
- [8538.90.81.80](https://border.bot/countries/united-states/hs-codes/8538908180) Other, Other, Other, Other, Other. Duty (MFN): 3.5%

## In other countries

No other national tariff on border.bot has live lines under 8538.90 yet.

- [The Harmonized System text for 8538.90](https://border.bot/hs-codes/853890)

- Previous subheading: [8538.10](https://border.bot/countries/united-states/hs-codes/853810) Parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537
- Next subheading: [8539.10](https://border.bot/countries/united-states/hs-codes/853910) Electrical filament or discharge lamps, including sealed beam lamp units and ultraviolet or infrared lamps; arc lamps; light-emitting diode (LED) light sources; parts thereof

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8538.90?

The United States tariff splits HS 8538.90 (parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537) into 8 national lines: 8538.90.10.00 (of an article of heading 8537 for one of the articles described in additional U.S. note 11 to chapter 85), 8538.90.30.00 (other), 8538.90.40.00 (other, for the articles of subheading 8535.90.40, 8536.30.40 or 8536.50.40, of ceramic or metallic materials, electrically or mechanically reactive to changes in temperature), 8538.90.60.00 (molded parts) and 4 others.

### What is the duty on HS 8538.90 in the United States?

The general (MFN) duty differs by line: free on 8538.90.10.00, 3.5% on 8538.90.30.00, 3.5% on 8538.90.40.00, 3.5% on 8538.90.60.00, 3.5% on 8538.90.81.20, 3.5% on 8538.90.81.40, 3.5% on 8538.90.81.60 and 3.5% on 8538.90.81.80.

## 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/853890.json