HSN Code 3811
Anti-knock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils
| Description | CGST | SGST | IGST | Schedule |
|---|---|---|---|---|
| Anti-knock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils | 9% | 9% | 18% | II |
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 3811?
The GST rate for HSN code 3811 (Anti-knock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils) is 18% IGST (9% CGST + 9% SGST), as per Schedule II of Notification No. 9/2025-Integrated Tax (Rate).
Which chapter does HSN code 3811 belong to?
HSN code 3811 falls under Chapter 38 - Miscellaneous Chemical Products of the Customs Tariff Act, 1975.
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