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GOODS ACROSS BORDERS

HS HEADING 3818

Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics

In plain English

This heading covers chemical elements that have been treated for use in electronics and are shaped like discs, wafers, or similar forms. It also includes chemical compounds that have been treated for use in electronics. The single subheading groups these doped elements and compounds together without further division.

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

6-digit subheadings (1)

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

3818.00

Chemical elements; doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics

Chapter 38 classification notes

Chapter 38 includes pesticides (3808) which are subject to FAO Rotterdam Convention prior-informed-consent for many active ingredients. Diagnostic reagents (3822) often dual-classified with Chapter 30 medicines.

Frequent misclassification in this chapter

Insect repellent (DEET) — depending on form, 3808 (commercial pesticide) vs. 3304 (cosmetic preparation).

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 38

RULES5,339COUNTRIES85ITEMS111CARRIERS28GUIDES46UNIQUE SOURCES645LATEST VERIFICATION2026-07-26MethodologyChangelog