# United States tariff lines under HS 3402.31

> The United States tariff splits HS 3402.31 (anionic organic surface-active agents, whether or not put up for retail sale: Linear alkylbenzene sulphonic acids and their salts) into 2 national lines: 3402.31.10.00 (aromatic or modified aromatic) and 3402.31.90.00 (other). The general (MFN) duty differs by line: 6.5% on 3402.31.10.00 and 3.7% on 3402.31.90.00.

Source: https://border.bot/countries/united-states/hs-codes/340231
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 34](https://border.bot/countries/united-states/hs-codes/34) / [3402.31](https://border.bot/countries/united-states/hs-codes/340231)

## Key facts

- HS subheading: [3402.31](https://border.bot/hs-codes/340231)
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 34: Soap, organic surface-active agents, washing preparations, lubricating preparations, artificial waxes, prepared waxes, polishing or scouring preparations, candles and similar articles, modelling pastes, “dental waxes” and dental preparations with a basis of plaster

## United States lines under 3402.31

The United States tariff splits HS 3402.31 (anionic organic surface-active agents, whether or not put up for retail sale: Linear alkylbenzene sulphonic acids and their salts) into 2 national lines: 3402.31.10.00 (aromatic or modified aromatic) and 3402.31.90.00 (other).

The general (MFN) duty differs by line: 6.5% on 3402.31.10.00 and 3.7% on 3402.31.90.00.

- [3402.31.10.00](https://border.bot/countries/united-states/hs-codes/3402311000) Anionic organic surface-active agents, whether or not put up for retail sale, Linear alkylbenzene sulfonic acids and their salts, Aromatic or modified aromatic. Duty (MFN): 6.5%
- [3402.31.90.00](https://border.bot/countries/united-states/hs-codes/3402319000) Anionic organic surface-active agents, whether or not put up for retail sale, Linear alkylbenzene sulfonic acids and their salts, Other. Duty (MFN): 3.7%

## In other countries

No other national tariff on border.bot has live lines under 3402.31 yet.

- [The Harmonized System text for 3402.31](https://border.bot/hs-codes/340231)

- Previous subheading: [3401.30](https://border.bot/countries/united-states/hs-codes/340130) Organic surface-active products and preparations for washing the skin, in the form of liquid or cream and put up for retail sale, whether or not containing soap
- Next subheading: [3402.39](https://border.bot/countries/united-states/hs-codes/340239) Other

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 3402.31?

The United States tariff splits HS 3402.31 (anionic organic surface-active agents, whether or not put up for retail sale: Linear alkylbenzene sulphonic acids and their salts) into 2 national lines: 3402.31.10.00 (aromatic or modified aromatic) and 3402.31.90.00 (other).

### What is the duty on HS 3402.31 in the United States?

The general (MFN) duty differs by line: 6.5% on 3402.31.10.00 and 3.7% on 3402.31.90.00.

## 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/340231.json