HSN 2815: Sodium hydroxide – GST Rate
HSN 2815 covers sodium hydroxide (caustic soda), potassium hydroxide (caustic potash), peroxides of sodium or potassium. GST on HSN 2815 is 5% or 18% depending on the conditions listed below (rates effective 22 September 2025). This heading has 5 tariff items, for example 2815 11 10, 2815 11 90 and 2815 12 00.
Chapter 28: Inorganic chemicals, organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
GST Rates for Heading 2815
Thorium oxalate, Enriched KBF4 (enriched potassium fluroborate), Enriched elemental boron, Nuclear fuel
Anaesthetics, Potassium Iodate, Iodine, Steam
All inorganic chemicals [other than those specified in notification No.10/2025- Central Tax (Rate) dated 17th September 2025 or other Schedules of this notification]
Sub-Headings & Tariff Items Under 2815
Showing 9 sub-classification codes with complete hierarchy descriptions.
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > Solid :
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > Solid : > Flakes
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > Solid : > Other
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > In Aqueous Solution (Soda Lye Or Liquid Soda)
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > In Aqueous Solution (Soda Lye Or Liquid Soda) > In Aqueous Solution (Soda Lye Or Liquid Soda)
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > Potassium Hydroxide (Caustic Potash)
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > Potassium Hydroxide (Caustic Potash) > Potassium Hydroxide (Caustic Potash)
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > Peroxides Of Sodium Or Potassium
Chain: Inorganic Chemicals, Organic Or Inorganic Compounds Of Precious Metals, Of Rare-Earth Metals, Of Radioactive Elements Or Of Isotopes > Sodium Hydroxide (Caustic Soda), Potassium Hydroxide (Caustic Potash), Peroxides Of Sodium Or Potassium > Peroxides Of Sodium Or Potassium > Peroxides Of Sodium Or Potassium
Other Headings in Chapter 28
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