# United States tariff lines under HS 8473.30

> The United States tariff splits HS 8473.30 (parts and accessories of the machines of heading 84.71) into 5 national lines: 8473.30.11.40 (memory modules suitable for use solely or principally with machines of heading 8471), 8473.30.11.80 (other), 8473.30.20.00 (parts and accessories, including face plates and lock latches, of printed circuit assemblies), 8473.30.51.00 (other) and 1 other. Every United States line under 8473.30 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/847330
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) / [8473.30](https://border.bot/countries/united-states/hs-codes/847330)

## Key facts

- HS subheading: [8473.30](https://border.bot/hs-codes/847330)
- Duty (MFN): Free
- National lines: 5
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8473.30

The United States tariff splits HS 8473.30 (parts and accessories of the machines of heading 84.71) into 5 national lines: 8473.30.11.40 (memory modules suitable for use solely or principally with machines of heading 8471), 8473.30.11.80 (other), 8473.30.20.00 (parts and accessories, including face plates and lock latches, of printed circuit assemblies), 8473.30.51.00 (other) and 1 other.

Every United States line under 8473.30 is free of general (MFN) duty.

- [8473.30.11.40](https://border.bot/countries/united-states/hs-codes/8473301140) Parts and accessories of the machines of heading 8471, Not incorporating a cathode ray tube, Printed circuit assemblies, Memory modules suitable for use solely or principally with machines of heading 8471. Duty (MFN): free
- [8473.30.11.80](https://border.bot/countries/united-states/hs-codes/8473301180) Parts and accessories of the machines of heading 8471, Not incorporating a cathode ray tube, Printed circuit assemblies, Other. Duty (MFN): free
- [8473.30.20.00](https://border.bot/countries/united-states/hs-codes/8473302000) Parts and accessories of the machines of heading 8471, Not incorporating a cathode ray tube, Parts and accessories, including face plates and lock latches, of printed circuit assemblies. Duty (MFN): free
- [8473.30.51.00](https://border.bot/countries/united-states/hs-codes/8473305100) Parts and accessories of the machines of heading 8471, Not incorporating a cathode ray tube, Other. Duty (MFN): free
- [8473.30.91.00](https://border.bot/countries/united-states/hs-codes/8473309100) Parts and accessories of the machines of heading 8471, Other. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 8473.30 yet.

- [The Harmonized System text for 8473.30](https://border.bot/hs-codes/847330)

- Previous subheading: [8473.29](https://border.bot/countries/united-states/hs-codes/847329) Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472
- Next subheading: [8473.40](https://border.bot/countries/united-states/hs-codes/847340) Parts and accessories of the machines of heading 8472

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8473.30?

The United States tariff splits HS 8473.30 (parts and accessories of the machines of heading 84.71) into 5 national lines: 8473.30.11.40 (memory modules suitable for use solely or principally with machines of heading 8471), 8473.30.11.80 (other), 8473.30.20.00 (parts and accessories, including face plates and lock latches, of printed circuit assemblies), 8473.30.51.00 (other) and 1 other.

### What is the duty on HS 8473.30 in the United States?

Every United States line under 8473.30 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/847330.json