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HS Heading 8533 : Electrical resistors (including rheostats and potentiometers), other than heating resistors; parts thereof

HEADING DEFINITION & DISAMBIGUATION

HS Heading 8533 encompasses electrical resistors (including rheostats and potentiometers), other than heating resistors; parts thereof. It classifies 7 6-digit WCO subheadings within Chapter 85 under the Harmonized System [USITC HTS 2026].

Chapter

Ch 85

Heading

8533

Subheadings

7 HS6

Status

Verified 2026

Subheadings Under Heading 8533

HS Code	WCO 6-Digit Subheading Description	Chapter	Operational Package
8533.10	Fixed carbon resistors, composition or film types	85	View 8533.10 Package →
8533.21	Other fixed resistors, For a power handling capacity not exceeding 20 W	85	View 8533.21 Package →
8533.29	Other fixed resistors, Other	85	View 8533.29 Package →
8533.31	Wirewound variable resistors, including rheostats and potentiometers, For a power handling capacity not exceeding 20 W	85	View 8533.31 Package →
8533.39	Wirewound variable resistors, including rheostats and potentiometers, Other	85	View 8533.39 Package →
8533.40	Other variable resistors, including rheostats and potentiometers	85	View 8533.40 Package →
8533.90	Parts	85	View 8533.90 Package →

DISAMBIGUATION & CLASSIFICATION GUIDE

How to Select the Correct Subheading Under Heading 8533

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 8533 ↗

United States International Trade Commission official Harmonized Tariff Schedule.

CBP CROSS Rulings ↗

CBP e-Rulings database for Heading 8533 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 8533 Frequently Asked Questions (FAQ)

What commercial articles are grouped under HS Heading 8533?

HS Heading 8533 covers Electrical resistors (including rheostats and potentiometers), other than heating resistors; parts thereof, grouping 7 6-digit WCO subheadings.

How are 6-digit subheadings structured under Heading 8533?

Subheadings under Heading 8533 range from 8533.11 to 8533.90, classifying goods by processing state, origin, or material composition.

What is the representative US import duty rate for Heading 8533?

US MFN general duty rates for Heading 8533 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 8533?

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 8533?

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

How do I distinguish between subheadings under Heading 8533?

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

Can goods under Heading 8533 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 8533?

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 8533?

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 8533?

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