# HS heading 91.09: Clock movements, complete and assembled

> HS heading 91.09 covers clock movements, complete and assembled. It is in chapter 91 (clocks and watches and parts thereof). It is split into 2 subheadings: 9109.10 (electrically operated) and 9109.90 (other).

Source: https://staging.border.bot/hs-codes/9109
Last updated: 13 October 2026

[HS codes](https://staging.border.bot/hs-codes) / [Chapter 91](https://staging.border.bot/hs-codes/91) / [91.09](https://staging.border.bot/hs-codes/9109)

## Key facts

- Heading: 91.09
- Description: Clock movements, complete and assembled
- Chapter: 91: Clocks and watches and parts thereof
- Subheadings: 2
- Edition: HS2022

## What this code covers

HS heading 91.09 covers clock movements, complete and assembled.

It is split into 2 subheadings: 9109.10 (electrically operated) and 9109.90 (other).

- [9109.10](https://staging.border.bot/hs-codes/910910) Electrically operated
- [9109.90](https://staging.border.bot/hs-codes/910990) Other

## What it doesn’t cover

Other goods of chapter 91 are classified in its other 13 headings, listed below.

- [91.01](https://staging.border.bot/hs-codes/9101) Wrist-watches, pocket-watches and other watches, including stop-watches, with case of precious metal or of metal clad with precious metal
- [91.02](https://staging.border.bot/hs-codes/9102) Wrist-watches, pocket-watches and other watches, including stop-watches, other than those of heading 91.01
- [91.03](https://staging.border.bot/hs-codes/9103) Clocks with watch movements, excluding clocks of heading 91.04
- [91.04](https://staging.border.bot/hs-codes/9104) Instrument panel clocks and clocks of a similar type for vehicles, aircraft, spacecraft or vessels
- [91.05](https://staging.border.bot/hs-codes/9105) Other clocks
- [91.06](https://staging.border.bot/hs-codes/9106) Time of day recording apparatus and apparatus for measuring, recording or otherwise indicating intervals of time, with clock or watch movement or with synchronous motor (for example, time- registers, time-recorders)
- [91.07](https://staging.border.bot/hs-codes/9107) Time switches with clock or watch movement or with synchronous motor
- [91.08](https://staging.border.bot/hs-codes/9108) Watch movements, complete and assembled
- [91.10](https://staging.border.bot/hs-codes/9110) Complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements
- [91.11](https://staging.border.bot/hs-codes/9111) Watch cases and parts thereof
- [91.12](https://staging.border.bot/hs-codes/9112) Clock cases and cases of a similar type for other goods of this chapter, and parts thereof
- [91.13](https://staging.border.bot/hs-codes/9113) Watch straps, watch bands and watch bracelets, and parts thereof
- [91.14](https://staging.border.bot/hs-codes/9114) Other clock or watch parts

## How it is structured

Heading 91.09 is one of 14 headings in chapter 91. Its first two digits, 91, are the chapter; the next two, 09, number the heading within it. Its subheadings add two more digits (9109.10, 9109.90).

## In other countries

No national tariff lines under heading 91.09 are live on border.bot yet. Tariffs built on the Harmonized System use its subheadings at six digits and add their own digits after them.

- Previous heading: [91.08](https://staging.border.bot/hs-codes/9108) Watch movements, complete and assembled
- Next heading: [91.10](https://staging.border.bot/hs-codes/9110) Complete watch or clock movements, unassembled or partly assembled (movement sets); incomplete watch or clock movements, assembled; rough watch or clock movements

## Frequently asked questions

### What does HS heading 91.09 cover?

HS heading 91.09 covers clock movements, complete and assembled.

### Which chapter is HS heading 91.09 in?

HS heading 91.09 is in chapter 91 (clocks and watches and parts thereof).

### How many subheadings does HS heading 91.09 have?

HS heading 91.09 has 2 subheadings: 9109.10 (electrically operated) and 9109.90 (other).

## 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.

Machine-readable: https://staging.border.bot/hs-codes/9109.json