# United States tariff lines under HS 2914.29

> The United States tariff splits HS 2914.29 (cyclanic, cyclenic or cycloterpenic ketones without other oxygen function: Other) into 4 national lines: 2914.29.10.00 (isophorone), 2914.29.30.00 (natural), 2914.29.31.00 (synthetic) and 2914.29.50.00 (other). The general (MFN) duty differs by line: 4% on 2914.29.10.00, free on 2914.29.30.00, 2.6% on 2914.29.31.00 and 4.8% on 2914.29.50.00.

Source: https://border.bot/countries/united-states/hs-codes/291429
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 29](https://border.bot/countries/united-states/hs-codes/29) / [2914.29](https://border.bot/countries/united-states/hs-codes/291429)

## Key facts

- HS subheading: [2914.29](https://border.bot/hs-codes/291429)
- National lines: 4
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2914.29

The United States tariff splits HS 2914.29 (cyclanic, cyclenic or cycloterpenic ketones without other oxygen function: Other) into 4 national lines: 2914.29.10.00 (isophorone), 2914.29.30.00 (natural), 2914.29.31.00 (synthetic) and 2914.29.50.00 (other).

The general (MFN) duty differs by line: 4% on 2914.29.10.00, free on 2914.29.30.00, 2.6% on 2914.29.31.00 and 4.8% on 2914.29.50.00.

- [2914.29.10.00](https://border.bot/countries/united-states/hs-codes/2914291000) Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, Other, Isophorone. Duty (MFN): 4%
- [2914.29.30.00](https://border.bot/countries/united-states/hs-codes/2914293000) Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, Other, Camphor, Natural. Duty (MFN): free
- [2914.29.31.00](https://border.bot/countries/united-states/hs-codes/2914293100) Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, Other, Camphor, Synthetic. Duty (MFN): 2.6%
- [2914.29.50.00](https://border.bot/countries/united-states/hs-codes/2914295000) Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, Other, Other. Duty (MFN): 4.8%

## In other countries

No other national tariff on border.bot has live lines under 2914.29 yet.

- [The Harmonized System text for 2914.29](https://border.bot/hs-codes/291429)

- Previous subheading: [2914.23](https://border.bot/countries/united-states/hs-codes/291423) Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated, or nitrosated derivatives
- Next subheading: [2914.31](https://border.bot/countries/united-states/hs-codes/291431) Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated, or nitrosated derivatives

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2914.29?

The United States tariff splits HS 2914.29 (cyclanic, cyclenic or cycloterpenic ketones without other oxygen function: Other) into 4 national lines: 2914.29.10.00 (isophorone), 2914.29.30.00 (natural), 2914.29.31.00 (synthetic) and 2914.29.50.00 (other).

### What is the duty on HS 2914.29 in the United States?

The general (MFN) duty differs by line: 4% on 2914.29.10.00, free on 2914.29.30.00, 2.6% on 2914.29.31.00 and 4.8% on 2914.29.50.00.

## 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:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/291429.json