HS Heading 8541 : Semiconductor devices (for example, diodes, transistors, semiconductor-based transducers); photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), whether or not assembled with other light-emitting diodes (LED); mounted piezo-electric crystals; parts thereof
HEADING DEFINITION & DISAMBIGUATION
HS Heading 8541 encompasses semiconductor devices (for example, diodes, transistors, semiconductor-based transducers); photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (led), whether or not assembled with other light-emitting diodes (led); mounted piezo-electric crystals; parts thereof. It classifies 12 6-digit WCO subheadings within Chapter 85 under the Harmonized System [USITC HTS 2026].
Subheadings Under Heading 8541
| HS Code | WCO 6-Digit Subheading Description | Chapter | Operational Package |
|---|---|---|---|
| 8541.10 | Diodes, other than photosensitive or light-emitting diodes (LED) | 85 | View 8541.10 Package → |
| 8541.21 | Transistors, other than photosensitive transistors, With a dissipation rate of less than 1 W | 85 | View 8541.21 Package → |
| 8541.29 | Transistors, other than photosensitive transistors, Other | 85 | View 8541.29 Package → |
| 8541.30 | Thyristors, diacs and triacs, other than photosensitive devices | 85 | View 8541.30 Package → |
| 8541.41 | Photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), Light-emitting diodes (LED) | 85 | View 8541.41 Package → |
| 8541.42 | Photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), Photovoltaic cells not assembled in modules or made up into panels | 85 | View 8541.42 Package → |
| 8541.43 | Photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), Photovoltaic cells assembled in modules or made up into panels | 85 | View 8541.43 Package → |
| 8541.49 | Photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), Other | 85 | View 8541.49 Package → |
| 8541.51 | Other semiconductor devices, Semiconductor-based transducers | 85 | View 8541.51 Package → |
| 8541.59 | Other semiconductor devices, Other | 85 | View 8541.59 Package → |
| 8541.60 | Mounted piezoelectric crystals | 85 | View 8541.60 Package → |
| 8541.90 | Parts | 85 | View 8541.90 Package → |
DISAMBIGUATION & CLASSIFICATION GUIDE
How to Select the Correct Subheading Under Heading 8541
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 8541 ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
CBP e-Rulings database for Heading 8541 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 8541 Frequently Asked Questions (FAQ)
What commercial articles are grouped under HS Heading 8541?
HS Heading 8541 covers Semiconductor devices (for example, diodes, transistors, semiconductor-based transducers); photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes (LED), whether or not assembled with other light-emitting diodes (LED); mounted piezo-electric crystals; parts thereof, grouping 12 6-digit WCO subheadings.
How are 6-digit subheadings structured under Heading 8541?
Subheadings under Heading 8541 range from 8541.11 to 8541.90, classifying goods by processing state, origin, or material composition.
What is the representative US import duty rate for Heading 8541?
US MFN general duty rates for Heading 8541 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 8541?
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 8541?
Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.
How do I distinguish between subheadings under Heading 8541?
Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.
Can goods under Heading 8541 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 8541?
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 8541?
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 8541?
Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.