Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process involving a change of temperature such as heating, cooking, roasting, distilling, rectifying, sterilising, pasteurising, steaming, drying, evaporating, vaporising, condensing or cooling, other than machinery or plant of a kind used for domestic purposes; instantaneous or storage water heaters, non-electric [other than Solar water heater and system] — GST rate 18%

As per Notification 9/2025, machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process involving a change of temperature such as heating, cooking, roasting, distilling, rectifying, sterilising, pasteurising, steaming, drying, evaporating, vaporising, condensing or cooling, other than machinery or plant of a kind used for domestic purposes; instantaneous or storage water heaters, non-electric [other than solar water heater and system] classified under HSN 8419 [other than 8419 12] attracts 18% GST effective 22 September 2025. On an intra-state supply this is charged as 9% CGST plus 9% SGST; on an inter-state supply the full 18% is charged as IGST. This rate applies subject to the condition: other than machinery or plant of a kind used for domestic purposes; other than Solar water heater and system].