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HS code 8434.90: Parts

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Summary

HS code 8434.90 covers parts. It sits in heading 84.34 (milking machines and dairy machinery) in chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof). Other goods of heading 84.34 are classified under 8434.10 (milking machines) or 8434.20 (dairy machinery).

What this code covers

HS code 8434.90 covers parts.

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

What it doesn’t cover

Other goods of heading 84.34 are classified under 8434.10 (milking machines) or 8434.20 (dairy machinery).

How it is structured

8434.90 is a six-digit subheading. Its first two digits, 84, are the chapter; the first four, 8434, are heading 84.34; 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

No national tariff lines under 8434.90 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 8434.90 at six digits and add their own digits after it.

Frequently asked questions

What does HS code 8434.90 cover?

HS code 8434.90 covers parts.

Which heading and chapter is HS code 8434.90 in?

HS code 8434.90 is in heading 84.34 (milking machines and dairy machinery) in chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof).

Where are goods of heading 84.34 classified when 8434.90 doesn’t fit?

Other goods of heading 84.34 are classified under 8434.10 (milking machines) or 8434.20 (dairy machinery).

Sources and updates

The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.

This page was last updated on 13 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.

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