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HSN 25084-Digit Heading

HSN 2508: Other clays – GST Rate

HSN 2508 covers other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined. GST on HSN 2508 is 5% (rates effective 22 September 2025). This heading has 20 tariff items, for example 2508 10 10, 2508 10 90 and 2508 20 10.

Chapter 25: Salt, sulphur, earths and stone, plastering materials, lime and cement

GST rates as per CBIC Notifications 09/2025 and 10/2025 (Central Tax - Rate), effective 22 September 2025. Last updated: October 2026. Always verify on the official GST portal before filing.

GST Rates for Heading 2508

5%CGST 2.5% + SGST 2.5% / IGST 5%

Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths

Reference: Schedule I, S. No. 169 (Spec: 2508)

Sub-Headings & Tariff Items Under 2508

Showing 26 sub-classification codes with complete hierarchy descriptions.

2508106-Digit Sub-heading

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Bentonite :

250810108-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Bentonite : > Crude

250810908-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Bentonite : > Other (Includes Processed And Ground)

250820108-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths - Decolourising Earths And Fullers Earth: Processed (Including Activated)

250820908-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths - Decolourising Earths And Fullers Earth: Other

2508306-Digit Sub-heading

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Fire Clay :

250830108-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Fire Clay : > Non-Plastic

250830208-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Fire Clay : > Semi-Plastic

250830308-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Fire Clay : > Plastic

250830908-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Fire Clay : > Other

2508406-Digit Sub-heading

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Other Clays :

250840108-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Other Clays : > Ball Clay

250840208-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Other Clays : > Earth Clay

250840908-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Other Clays : > Other

2508506-Digit Sub-heading

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite:

250850108-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite: > Andalusite

250850218-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite: > Crude, Other Than Calcined

250850228-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite: > Processed, Other Than Calcined (Washed Or Ground Or Screened Or Beneficiated)

250850238-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite: > Calcined

250850318-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite: > Lumps

250850328-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite: > Fines (Including Sand)

250850398-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Andalusite, Kyanite And Sillimanite: > Other

2508606-Digit Sub-heading

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Mullite

250860008-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Mullite > Mullite

2508706-Digit Sub-heading

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Chamotte Or Dinas Earths

250870008-Digit Tariff Item

Chain: Salt, Sulphur, Earths And Stone, Plastering Materials, Lime And Cement > Other Clays (Not Including Expanded Clays Of Heading 6806), Andalusite, Kyanite And Sillimanite, Whether Or Not Calcined; Mullite; Chamotte Or Dinas Earths > Chamotte Or Dinas Earths > Chamotte Or Dinas Earths

Other Headings in Chapter 25

HSN 2501
Salt (Including Table Salt And Denatured Salt) And Pure Sodium Chloride, Whether Or Not In Aqueous Solution Or Containing Added Anti-Caking Or Free Flowing Agents, Sea Water
HSN 2502
Unroasted Iron Pyrites
HSN 2503
Sulphur Of All Kinds, Other Than Sublimed Sulphur, Precipitated Sulphur And Collodial Sulphur
HSN 2504
Natural Graphite
HSN 2505
Natural Sands Of All Kinds, Whether Or Not Coloured, Other Than Metal-Bearing Sands Of Chapter 26
HSN 2506
Quartz (Other Than Natural Sands); Quartzite, Whether Or Not Roughly Trimmed Or Merely Cut, By Sawing Or Otherwise, Into Blocks Or Slabs Of A Rectangular (Including Square) Shape
HSN 2507
Kaolin And Other Kaolinic Clays, Whether Or Not Calcined
HSN 2509
Chalk
HSN 2510
Natural Calcium Phosphates, Natural Aluminium Calcium Phosphates And Phosphatic Chalk
HSN 2511
Natural Barium Sulphate (Barytes); Natural Barium Carbonate (Witherite), Whether Or Not Calcined, Other Than Barium Oxide Of Heading 2816
HSN 2512
Siliceous Fossil Meals (For Example, Kieselguhr, Tripolite And Diatomite) And Similar Siliceous Earths, Whetheror Not Calcined, Of An Apparent Specific Gravity Of 1 Or Less
HSN 2513
Pumice Stones, Emery, Natural Corundum, Ntural Garnet And Other Natrual Abrasives, Whether Or Not Heat-Treated
HSN 2514
SLATE, WHETHER OR NOT ROUGHLY TRIMMED kg. Nil OR MERELY CUT, BY SAWING OR OTHERWISE, INTO BLOCKS OR SLABS OF A RECTANGULAR (INCLUDING SQUARE) SHAPE
HSN 2515
Marble, Travertine, Ecaussine And Other Calcareous Monumental Or Building Stone Of An Apparent Specific Gravity Of 2.5 Or More, And Alabaster, Whether Or Not Roughly Trimmed Or Merely Cut, By Sawing Or Otherwise, Into Blocks Or Slabs Of A Rectangular (Including Square) Shape:
HSN 2516
Granite, Porphyry, Basalt, Sandstone And Other Monumental Or Building Stone, Whether Or Not Roughly Trimmed Or Merely Cut, By Sawing Or Otherwise, Into Blocks Or Slabs Of A Rectangular (Including Square) Shape
HSN 2517
Pebbles, Gravel, Broken Or Crushed Stone, Of A Kind Commonly Used For Concrete Aggregates, For Road Metalling Or For Railway Or Other Ballast, Shingle And Flint, Whether Or Not Heat-Treated, Macadam Of Slag, Dross Or Similar Industrial Waste, Whether Or Not Incorporating The Materials Cited In The First Part Of The Heading, Tarred Macadam, Granules, Chippings And Powder, Of Stones Of Heading 2515 Or 2516, Whether Or Not Heat-Treated
HSN 2518
Dolomite, Whether Or Not Calcined Or Sintered, Including Dolomite Roughly Trimmed Or Merely Cut, By Sawing Or Otherwise, Into Blocks Or Slabs Of A Rectangular (Including Square) Shape,
HSN 2519
Natural Magnesium Carbonate (Magnesite); Fused Magnesia; Dead-Burned (Sintered) Magnesia, Whether Or Not Containing Small Quantities Of Other Oxides Added Before Sintering; Other Magnesium Oxide, Whether Or Not Pure
HSN 2520
Gypsum, Anhydrite, Plasters (Consisting Of Calcined Gypsum Or Calcium Sulphate) Whether Or Not Coloured, With Or Without Small Quantities Of Accelerators Or Retarders
HSN 2521
Limestone Flux; Limestone And Other Calcareous Stones, Of A Kind Used For The Manufacture Of Lime Or Cement
HSN 2522
Quicklime, Slaked Lime And Hydraulic Lime, Other Than Calcium Oxide And Hydroxide Of Heading 2825
HSN 2523
Portland Cement, Aluminous Cement, Slag Cement, Supersulphate Cement And Similar Hydraulic Cements, Whether Or Not Coloured Or In The Form Of Clinkers
HSN 2524
Asbestos
HSN 2525
Mica, Including Splittings; Mica Waste
HSN 2526
Natural Steatite, Whether Or Not Roughly Trimmed Or Merely Cut, By Sawing Or Otherwise, Into Blocks Or Slabs Of A Rectangular (Including Square) Shape,Talc
HSN 2528
Natural Borates And Concentrates Thereof (Whether Or Not Calcined), But Not Including Brates Separated From Natural Brine, Natural Boric Acid Containing Not More Than 85% Of H3Bo3 Calculated On The Dry Weight
HSN 2529
Feldspar; Leucite; Nepheline And Nepheline Syenite; Fluorspar
HSN 2530
Mineral Substances Not Elsewhere Specified Or Included
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