HSN chapter 25

HSN chapter 25: Salt; sulphur; earths and stone; plastering materials, lime and cement

29 headings and 195 8-digit tariff items. HSN codes in this chapter start with 25.

⚠️About GST rates: GST rates on many goods changed from 22 September 2025, when most items moved to the 5% and 18% slabs and a few to 40%. This finder lists codes and descriptions only — confirm the rate for your item in the current CBIC rate notification before you invoice.

Headings in chapter 25

2501Salt (including table salt and denatured salt) and pure sodium chloride, whether or not in aqueous solutions or containing added anti-caking or free flowing agents; sea water · 3 items 2502Unroasted iron pyrites. · 1 items 2503Sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and colloidal sulphur · 2 items 2504Natural graphite. · 5 items 2505Natural sands of all kinds, whether or not coloured, other than metal bearing sands of Chapter 26. · 5 items 2506Quartz (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. · 9 items 2507Kaolin and other kaolinic clays, whether or not calcined. · 4 items 2508Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths. · 20 items 2509Chalk. · 1 items 2510Natural calcium phosphates, natural aluminium calcium phosphates and phosphatic chalk. · 8 items 2511Natural barium sulphate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 2816. · 4 items 2512Siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an apparent specific gravity of 1 or less. · 4 items 2513Pumice stone; emery; natural corundum, natural garnet and other natural abrasives, whether or not heat-treated. · 7 items 2514Slate, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape. · 1 items 2515Marble, Travertine, Ecaussine And Other Calcareous Monumental Or Building Stone Of An Apparent Specific Gravity Of 2.5 Or More, And Alabaste · 6 items 2516Granite blocks · 8 items 2517Pebbles, 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 no · 7 items 2518Dolomite, 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; 2518 10 dolomite, Not calcined or sintered · 3 items 2519Natural 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. · 6 items 2520Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders. · 5 items 2521Limestone flux; limestone and other calcareous stone, of a kind used for the manufacture of lime or cement. · 2 items 2522Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 2825. · 3 items 2523Cement · 11 items 2524Asbestos · 28 items 2525Mica, including splitting; mica waste. · 15 items 2526Natural steatite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape; talc. · 4 items 2528Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85% of H3BO3 (claculated on dry weight) · 5 items 2529Feldspar; leucite, nepheline and nepheline syenite; fluorspar. · 5 items 2530Mineral substances not elsewhere specified or included. · 13 items

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