HSN Code 3818
Silicon wafers
| Description | CGST | SGST | IGST | Schedule |
|---|---|---|---|---|
| Silicon wafers | 2.5% | 2.5% | 5% | I |
| Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics [other than silicon wafers] | 9% | 9% | 18% | II |
This HSN code covers more than one type of goods with different applicable rates — match the description above to your product before filing.
Source: Notification No. 9/2025-Integrated Tax (Rate), dated 17 September 2025 (effective 22 September 2025). Compensation Cess, if applicable, is not shown here — verify on the official CBIC portal.
Frequently asked questions
What is the GST rate for HSN code 3818?
HSN code 3818 carries more than one GST rate depending on the specific goods: Silicon wafers attracts 5%; Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics [other than silicon wafers] attracts 18%.
Which chapter does HSN code 3818 belong to?
HSN code 3818 falls under Chapter 38 - Miscellaneous Chemical Products of the Customs Tariff Act, 1975.
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