border.bot

HS code 8405.90: Parts

Last updated

Summary

HS code 8405.90 covers parts. It sits in heading 84.05 (producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers) in chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof). Other goods of heading 84.05 are classified under 8405.10 (producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers). National tariff lines under 8405.90 are live on border.bot for the United States (1 line, also used by 1 other country).

What this code covers

HS code 8405.90 covers parts.

The legal text of the subheading is “Parts”, in HS2022.

What it doesn’t cover

Other goods of heading 84.05 are classified under 8405.10 (producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers).

  • 8405.10Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers

How it is structured

8405.90 is a six-digit subheading. Its first two digits, 84, are the chapter; the first four, 8405, are heading 84.05; the last two, 90, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

In other countries

National tariff lines under 8405.90 are live on border.bot for the United States (1 line, also used by 1 other country).

Frequently asked questions

What does HS code 8405.90 cover?

HS code 8405.90 covers parts.

Which heading and chapter is HS code 8405.90 in?

HS code 8405.90 is in heading 84.05 (producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers) in chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof).

Where are goods of heading 84.05 classified when 8405.90 doesn’t fit?

Other goods of heading 84.05 are classified under 8405.10 (producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers).

Which countries’ tariffs list national lines under HS code 8405.90?

National tariff lines under 8405.90 are live on border.bot for the United States (1 line, also used by 1 other country).

Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 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.

This page as Markdown or JSON.