Key facts
- HS subheading
- 9105.99
- National lines
- 6
- Tariff
- United States
- Chapter
- 91: Clocks and watches and parts thereof
Summary
The United States tariff splits HS 9105.99 (other: Other) into 6 national lines: 9105.99.10.00 (standard marine chronometers having spring-detent escapements), 9105.99.20 (not constructed or designed to operate for over 47 hours without rewinding), 9105.99.30 (having no jewels or only one jewel), 9105.99.40 (having over one jewel) and 2 others. The general (MFN) duty differs by line: 17¢ each + 2.5% + 1¢/jewel on 9105.99.10.00, free on 9105.99.20, free on 9105.99.30, free on 9105.99.40, 7.5¢ each + 3.2% on 9105.99.50.00 and 23¢ each + 3.2% on 9105.99.60.00.
United States lines under 9105.99
The United States tariff splits HS 9105.99 (other: Other) into 6 national lines: 9105.99.10.00 (standard marine chronometers having spring-detent escapements), 9105.99.20 (not constructed or designed to operate for over 47 hours without rewinding), 9105.99.30 (having no jewels or only one jewel), 9105.99.40 (having over one jewel) and 2 others.
The general (MFN) duty differs by line: 17¢ each + 2.5% + 1¢/jewel on 9105.99.10.00, free on 9105.99.20, free on 9105.99.30, free on 9105.99.40, 7.5¢ each + 3.2% on 9105.99.50.00 and 23¢ each + 3.2% on 9105.99.60.00.
- 9105.99.10.00Standard marine chronometers having spring-detent escapementsDuty: 17¢ each + 2.5% + 1¢/jewel
- 9105.99.20Not constructed or designed to operate for over 47 hours without rewindingDuty: Free
- 9105.99.30Having no jewels or only one jewelDuty: Free
- 9105.99.40Having over one jewelDuty: Free
- 9105.99.50.00Valued not over $5 eachDuty: 7.5¢ each + 3.2%
- 9105.99.60.00Valued over $5 eachDuty: 23¢ each + 3.2%
In other countries
No other national tariff on border.bot has live lines under 9105.99 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 9105.99?
The United States tariff splits HS 9105.99 (other: Other) into 6 national lines: 9105.99.10.00 (standard marine chronometers having spring-detent escapements), 9105.99.20 (not constructed or designed to operate for over 47 hours without rewinding), 9105.99.30 (having no jewels or only one jewel), 9105.99.40 (having over one jewel) and 2 others.
What is the duty on HS 9105.99 in the United States?
The general (MFN) duty differs by line: 17¢ each + 2.5% + 1¢/jewel on 9105.99.10.00, free on 9105.99.20, free on 9105.99.30, free on 9105.99.40, 7.5¢ each + 3.2% on 9105.99.50.00 and 23¢ each + 3.2% on 9105.99.60.00.
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: