# United States tariff lines under HS 2909.49

> The United States tariff splits HS 2909.49 (ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives: Other) into 6 national lines: 2909.49.05.00 (guaifenesin), 2909.49.10.00 (products described in additional U.S. note 3 to section VI), 2909.49.15.00 (other), 2909.49.20.00 (glycerol ethers) and 2 others. The general (MFN) duty differs by line: free on 2909.49.05.00, 5.5% on 2909.49.10.00, 5.5% on 2909.49.15.00, 3.7% on 2909.49.20.00, free on 2909.49.30.00 and 5.5% on 2909.49.60.00.

Source: https://border.bot/countries/united-states/hs-codes/290949
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) / [2909.49](https://border.bot/countries/united-states/hs-codes/290949)

## Key facts

- HS subheading: [2909.49](https://border.bot/hs-codes/290949)
- National lines: 6
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2909.49

The United States tariff splits HS 2909.49 (ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives: Other) into 6 national lines: 2909.49.05.00 (guaifenesin), 2909.49.10.00 (products described in additional U.S. note 3 to section VI), 2909.49.15.00 (other), 2909.49.20.00 (glycerol ethers) and 2 others.

The general (MFN) duty differs by line: free on 2909.49.05.00, 5.5% on 2909.49.10.00, 5.5% on 2909.49.15.00, 3.7% on 2909.49.20.00, free on 2909.49.30.00 and 5.5% on 2909.49.60.00.

- [2909.49.05.00](https://border.bot/countries/united-states/hs-codes/2909490500) Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Aromatic, Guaifenesin. Duty (MFN): free
- [2909.49.10.00](https://border.bot/countries/united-states/hs-codes/2909491000) Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Aromatic, Other, Products described in additional U.S. note 3 to section VI. Duty (MFN): 5.5%
- [2909.49.15.00](https://border.bot/countries/united-states/hs-codes/2909491500) Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Aromatic, Other, Other. Duty (MFN): 5.5%
- [2909.49.20.00](https://border.bot/countries/united-states/hs-codes/2909492000) Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Other, Glycerol ethers. Duty (MFN): 3.7%
- [2909.49.30.00](https://border.bot/countries/united-states/hs-codes/2909493000) Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Other, Dipentaerythritol having a purity of 94 percent or more by weight. Duty (MFN): free
- [2909.49.60.00](https://border.bot/countries/united-states/hs-codes/2909496000) Ether-alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Other, Other. Duty (MFN): 5.5%

## In other countries

No other national tariff on border.bot has live lines under 2909.49 yet.

- [The Harmonized System text for 2909.49](https://border.bot/hs-codes/290949)

- Previous subheading: [2909.44](https://border.bot/countries/united-states/hs-codes/290944) Ethers, ether-alcohols, ether-phenols, ether-alcohol- phenols, alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulfonated, nitrated or nitrosated derivatives
- Next subheading: [2909.50](https://border.bot/countries/united-states/hs-codes/290950) Ether-phenols, ether-alcohol-phenols and their halogenated, sulfonated, nitrated or nitrosated derivatives

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2909.49?

The United States tariff splits HS 2909.49 (ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives: Other) into 6 national lines: 2909.49.05.00 (guaifenesin), 2909.49.10.00 (products described in additional U.S. note 3 to section VI), 2909.49.15.00 (other), 2909.49.20.00 (glycerol ethers) and 2 others.

### What is the duty on HS 2909.49 in the United States?

The general (MFN) duty differs by line: free on 2909.49.05.00, 5.5% on 2909.49.10.00, 5.5% on 2909.49.15.00, 3.7% on 2909.49.20.00, free on 2909.49.30.00 and 5.5% on 2909.49.60.00.

## 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:

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

Machine-readable: https://border.bot/countries/united-states/hs-codes/290949.json