HS Heading 8503 : Parts suitable for use solely or principally with the machines of heading 8501 or 8502
HS Heading 8503 encompasses parts suitable for use solely or principally with the machines of heading 8501 or 8502. It classifies 1 6-digit WCO subheadings within Chapter 85 under the Harmonized System [USITC HTS 2026].
Subheadings Under Heading 8503
| HS Code | WCO 6-Digit Subheading Description | Chapter | Operational Package |
|---|---|---|---|
| 8503.00 | Parts suitable for use solely or principally with the machines of heading 8501 or 8502 | 85 | View 8503.00 Package → |
How to Select the Correct Subheading Under Heading 8503
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 8503 ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
CBP e-Rulings database for Heading 8503 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.