<h1>GST classification update: revised tax treatment for refractory ceramic goods following a notified schedule change.</h1> An amendment specifies classification of certain refractory ceramic goods under Schedule II and applies a revised GST rate from the notified effective date, covering items such as retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths and rods, while excluding those of siliceous fossil meals or similar siliceous earths; implementation is by the cited notification and notes.