HS code for mouthwash

HS code

3306.90

US HTS code

3306.90.00

US general duty

Free

Source: USITC Harmonized Tariff Schedule, Revision 21 (2026), effective 10/09/2026 · checked 2026-10-28

Oral hygiene preparations other than toothpaste and floss, such as mouthwash, are 3306.90.

US tariff lines under 3306.90

US HTS code	Description	General duty
3306.90.00	Other	Free

Import duty on mouthwash by country

Import into the US

Free

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Import into the UK

See commodity codes ›

Import into the EU

See CN codes ›

Extra duties may apply

The general rate applies to most countries. Imports from some countries also pay additional duties under Chapter 99 of the HTS, such as Section 301 tariffs on many Chinese goods. Check the current measures for your country of origin before you order.

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Frequently asked questions

Q1What is the HS code for mouthwash?

The international HS code for mouthwash is 3306.90. Oral hygiene preparations other than toothpaste and floss, such as mouthwash, are 3306.90.

Q2What is the US import duty on mouthwash?

Under HTS 3306.90.00, the US general duty rate is Free. Goods from some countries pay additional duties on top of this rate.

Q3What is the 10-digit HTS code for mouthwash?

3306.90.00.00.

Q4Is the HS code the same in every country?

The first 6 digits (3306.90) are the same in every country that uses the Harmonized System. The digits after that, and the duty rates, are set by each country.

Find another HS code

New to customs terms? Read what an HS code is and our guide on how to calculate landed cost.

Classification guidance only, not a binding ruling or customs advice. The right code depends on your product’s exact material, function and construction. For certainty, request a binding ruling from U.S. Customs and Border Protection or ask a licensed customs broker.