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Home › Chapter 90 › Heading 9001

HS Heading 9001 : Optical fibers and optical fiber bundles; optical fiber cables other than those of heading 8544; sheets and plates of polarizing material; lenses (including contact lenses), prisms, mirrors and other optical elements, of any material, unmounted, other than such elements of glass not optically worked

HEADING DEFINITION & DISAMBIGUATION

HS Heading 9001 encompasses optical fibers and optical fiber bundles; optical fiber cables other than those of heading 8544; sheets and plates of polarizing material; lenses (including contact lenses), prisms, mirrors and other optical elements, of any material, unmounted, other than such elements of glass not optically worked. It classifies 6 6-digit WCO subheadings within Chapter 90 under the Harmonized System [USITC HTS 2026].

Chapter
Heading
9001
Subheadings
6 HS6
Status
Verified 2026

Subheadings Under Heading 9001

HS Code WCO 6-Digit Subheading Description Chapter Operational Package
9001.10 Optical fibers, optical fiber bundles and cables 90 View 9001.10 Package →
9001.20 Sheets and plates of polarizing material 90 View 9001.20 Package →
9001.30 Contact lenses 90 View 9001.30 Package →
9001.40 Spectacle lenses of glass 90 View 9001.40 Package →
9001.50 Spectacle lenses of other materials 90 View 9001.50 Package →
9001.90 Other 90 View 9001.90 Package →
DISAMBIGUATION & CLASSIFICATION GUIDE

How to Select the Correct Subheading Under Heading 9001

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 9001 ↗

United States International Trade Commission official Harmonized Tariff Schedule.

CBP CROSS Rulings ↗

CBP e-Rulings database for Heading 9001 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 9001 Frequently Asked Questions (FAQ)

What commercial articles are grouped under HS Heading 9001?
HS Heading 9001 covers Optical fibers and optical fiber bundles; optical fiber cables other than those of heading 8544; sheets and plates of polarizing material; lenses (including contact lenses), prisms, mirrors and other optical elements, of any material, unmounted, other than such elements of glass not optically worked, grouping 6 6-digit WCO subheadings.
How are 6-digit subheadings structured under Heading 9001?
Subheadings under Heading 9001 range from 9001.11 to 9001.90, classifying goods by processing state, origin, or material composition.
What is the representative US import duty rate for Heading 9001?
US MFN general duty rates for Heading 9001 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 9001?
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 9001?
Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.
How do I distinguish between subheadings under Heading 9001?
Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.
Can goods under Heading 9001 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 9001?
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 9001?
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 9001?
Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.