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Home › Chapter 33 › Heading 3306

HS Heading 3306 : Preparations for oral or dental hygiene, including denture fixative pastes and powders; yarn used to clean between the teeth (dental floss), in individual retail packages

HEADING DEFINITION & DISAMBIGUATION

HS Heading 3306 encompasses preparations for oral or dental hygiene, including denture fixative pastes and powders; yarn used to clean between the teeth (dental floss), in individual retail packages. It classifies 3 6-digit WCO subheadings within Chapter 33 under the Harmonized System [USITC HTS 2026].

Chapter
Heading
3306
Subheadings
3 HS6
Status
Verified 2026

Subheadings Under Heading 3306

HS Code WCO 6-Digit Subheading Description Chapter Operational Package
3306.10 Preparations for oral or dental hygiene, including denture fixative pastes and powders; yarn used to clean between the teeth (dental floss), in individual retail packages, Dentifrices 33 View 3306.10 Package →
3306.20 Yarn used to clean between the teeth (dental floss) 33 View 3306.20 Package →
3306.90 Preparations for oral or dental hygiene, including denture fixative pastes and powders; yarn used to clean between the teeth (dental floss), in individual retail packages, Other 33 View 3306.90 Package →
DISAMBIGUATION & CLASSIFICATION GUIDE

How to Select the Correct Subheading Under Heading 3306

Commercial shipments must be declared under the exact 6-digit WCO subheading that matches physical, chemical, or processing characteristics. Review the subheading descriptions above and verify against binding CBP CROSS rulings prior to entry filing.

Official Primary Sources & Authority References

USITC HTS Heading 3306 ↗

United States International Trade Commission official Harmonized Tariff Schedule.

CBP CROSS Rulings ↗

CBP e-Rulings database for Heading 3306 precedent rulings.

WCO Nomenclature ↗

World Customs Organization Harmonized System 2022 nomenclature standard.

U.S. Census Foreign Trade ↗

U.S. Census Bureau HTS-to-NAICS concordance and Schedule B export database.

Heading 3306 Frequently Asked Questions (FAQ)

What commercial articles are grouped under HS Heading 3306?
HS Heading 3306 covers Preparations for oral or dental hygiene, including denture fixative pastes and powders; yarn used to clean between the teeth (dental floss), in individual retail packages, grouping 3 6-digit WCO subheadings.
How are 6-digit subheadings structured under Heading 3306?
Subheadings under Heading 3306 range from 3306.11 to 3306.90, classifying goods by processing state, origin, or material composition.
What is the representative US import duty rate for Heading 3306?
US MFN general duty rates for Heading 3306 commodities range from Duty-Free up to representative ad valorem percentages under the 2026 US HTS.
Are Section 301 tariffs applicable to goods under Heading 3306?
Section 301 additional tariffs depend on the specific 8-digit or 10-digit US HTS code and country of origin (e.g. China Lists 1–4A).
What PGA message set flags apply to Heading 3306?
Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.
How do I distinguish between subheadings under Heading 3306?
Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.
Can goods under Heading 3306 enter duty-free under USMCA?
Yes. Goods originating in USMCA territories (US, Mexico, Canada) enter duty-free under SPI code P with a valid Certificate of Origin.
What is the Section 321 de minimis limit for Heading 3306?
Eligible import shipments valued at $800 USD or less imported by one person on one day enter duty-free under 19 U.S.C. 1321.
What documents are required for formal customs entry of Heading 3306?
Commercial Invoice, Packing List, Bill of Lading, and CBP Form 7501 are mandatory for entries exceeding $2,500 USD.
How can an importer get a binding CBP classification ruling for Heading 3306?
Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.