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HS Heading 4001 : Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip

HEADING DEFINITION & DISAMBIGUATION

HS Heading 4001 encompasses natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip. It classifies 5 6-digit WCO subheadings within Chapter 40 under the Harmonized System [USITC HTS 2026].

Chapter

Ch 40

Heading

4001

Subheadings

5 HS6

Status

Verified 2026

Subheadings Under Heading 4001

HS Code	WCO 6-Digit Subheading Description	Chapter	Operational Package
4001.10	Natural rubber latex, whether or not pre-vulcanized	40	View 4001.10 Package →
4001.21	Natural rubber in other forms, Smoked sheets	40	View 4001.21 Package →
4001.22	Natural rubber in other forms, Technically specified natural rubber (TSNR)	40	View 4001.22 Package →
4001.29	Natural rubber in other forms, Other	40	View 4001.29 Package →
4001.30	Balata, gutta-percha, guayule, chicle and similar natural gums	40	View 4001.30 Package →

DISAMBIGUATION & CLASSIFICATION GUIDE

How to Select the Correct Subheading Under Heading 4001

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 4001 ↗

United States International Trade Commission official Harmonized Tariff Schedule.

CBP CROSS Rulings ↗

CBP e-Rulings database for Heading 4001 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 4001 Frequently Asked Questions (FAQ)

What commercial articles are grouped under HS Heading 4001?

HS Heading 4001 covers Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip, grouping 5 6-digit WCO subheadings.

How are 6-digit subheadings structured under Heading 4001?

Subheadings under Heading 4001 range from 4001.11 to 4001.90, classifying goods by processing state, origin, or material composition.

What is the representative US import duty rate for Heading 4001?

US MFN general duty rates for Heading 4001 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 4001?

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 4001?

Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.

How do I distinguish between subheadings under Heading 4001?

Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.

Can goods under Heading 4001 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 4001?

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 4001?

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 4001?

Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.