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GOODS ACROSS BORDERS

HS HEADING 8541

Semiconductor devices (e.g. diodes, transistors, semiconductor based transducers); including photovoltaic cells assembled or not in modules or panels, light-emitting diodes (LED) assembled with other LEDs or not, mounted piezo-electric crystals

In plain English

This category covers semiconductor devices such as diodes, transistors, and light-emitting diodes, along with assembled photovoltaic cells and mounted piezo-electric crystals. The items are separated based on their specific function, distinguishing between standard electrical components like thyristors and those that react to light or generate power from it. Further distinctions within the light-sensitive group depend on whether photovoltaic cells are installed in modules or panels, while other subcategories address semiconductor-based transducers and parts for these devices.

PARAPHRASE OF THE OFFICIAL HS 2022 TEXTS BELOW — NOT LEGAL ADVICE

6-digit subheadings (12)

Official HS 2022 subheading texts. National tariff schedules subdivide these further (8-10 digit lines) and set the actual duty rates.

8541.10

Electrical apparatus; diodes, other than photosensitive or light-emitting diodes (LED)

8541.21

Electrical apparatus; transistors, (other than photosensitive), with a dissipation rate of less than 1W

8541.29

Electrical apparatus; transistors, (other than photosensitive), with a dissipation rate of 1W or more

8541.30

Electrical apparatus; thyristors, diacs and triacs, other than photosensitive devices

8541.41

Electrical apparatus; photosensitive semiconductor devices, light emitting diodes (LED)

8541.42

Electrical apparatus; photosensitive semiconductor devices, photovoltaic cells not assembled in modules or made up into panels

8541.43

Electrical apparatus; photosensitive semiconductor devices, photovoltaic cells assembled in modules or made up into panels

8541.49

Electrical apparatus; photosensitive semiconductor devices, diodes other than light emitting diodes and photovoltaic cells whether or not assembled in modules or made up into panels

8541.51

Electrical apparatus; photosensitive semiconductor devices, semiconductor-based transducers

8541.59

Electrical apparatus; photosensitive semiconductor devices n.e.c. in heading no. 8541

8541.60

Crystals; mounted piezo-electric

8541.90

Electrical apparatus; parts for diodes, transistors and similar semiconductor devices and photosensitive semiconductor devices

Covered items classified under 8541

Chapter 85 classification notes

High-value electronics. Many products duty-free under ITA/ITA-2. Anti-dumping duties on solar panels from China in US and EU. Lithium battery transport regulations (IATA DGR) apply in addition to customs. CE/FCC/UKCA marking requirements.

Frequent misclassification in this chapter

Many importers confuse 85 (electrical) and 84 (mechanical). A device with both elements usually classifies by principal function. Chargers and adapters classified separately from the device they charge.

Classification certainty

The 6-digit level shown here is the internationally harmonised layer. Duty rates attach to national 8-10 digit tariff lines, which differ by country — use the duty calculator for lane estimates. For binding certainty, request a ruling from the destination customs authority.

Binding tariff ruling database

Other headings in Chapter 85

RULES5,339COUNTRIES85ITEMS111CARRIERS28GUIDES46UNIQUE SOURCES645LATEST VERIFICATION2026-07-26MethodologyChangelog