Headings in chapter 25 and their GST
| HSN | Description | GST |
|---|---|---|
| 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 water3 tariff items | 0% |
| 2502 | Unroasted iron pyrites1 tariff item | 5% |
| 2503 | Sulphur of all kinds, other than sublimed sulphur, precipitated sulphur and collodial sulphur2 tariff items | 5% |
| 2504 | Natural graphite5 tariff items | 5% |
| 2505 | Natural sands of all kinds, whether or not coloured, other than metal-bearing sands of chapter 265 tariff items | 5% |
| 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) shape9 tariff items | 5% |
| 2507 | Kaolin and other kaolinic clays, whether or not calcined4 tariff items | 5% |
| 2508 | Other clays (not including expanded clays of heading 6806), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths20 tariff items | 5% |
| 2509 | Chalk1 tariff item | 5% |
| 2510 | Natural calcium phosphates, natural aluminium calcium phosphates and phosphatic chalk8 tariff items | 5% |
| 2511 | Natural barium sulphate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 28164 tariff items | 5% |
| 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 less4 tariff items | 5% |
| 2513 | Pumice stones, emery, natural corundum, ntural garnet and other natrual abrasives, whether or not heat-treated7 tariff items | 5% |
| 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) shape1 tariff item | 5% |
| 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) shape6 tariff items | 5% or 18% |
| 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) shape8 tariff items | 5% or 18% |
| 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-treated7 tariff items | 5% |
| 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,3 tariff items | 5% |
| 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 pure6 tariff items | 5% |
| 2520 | Gypsum, anhydrite, plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders5 tariff items | 5% |
| 2521 | Limestone flux; limestone and other calcareous stones, of a kind used for the manufacture of lime or cement2 tariff items | 5% |
| 2522 | Quicklime, slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28253 tariff items | 5% |
| 2523 | Portland cement, aluminous cement, slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the form of clinkers11 tariff items | 18% |
| 2524 | Asbestos29 tariff items | 5% |
| 2525 | Mica, including splittings; mica waste15 tariff items | 5% |
| 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,talc4 tariff items | 5% |
| 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 weight5 tariff items | 5% |
| 2529 | Feldspar; leucite; nepheline and nepheline syenite; fluorspar7 tariff items | 5% |
| 2530 | Mineral substances not elsewhere specified or included13 tariff items | 5% |
Where a heading shows two rates, its codes or its goods differ: tap the heading to see each 8-digit code and the condition for each rate.