HSN HEADING

6903OTHER REFRACTORY CERAMIC GOODS (FOR EXAMPLE, RETORTS, CRUCIBLES, MUFFLES, NOZZLES, PLUGS, SUPPORTS, CUPELS, TUBES, PIPES, SHEATHS, RODS AND SLIDING GATES), OTHER THAN THOSE OF SILICEOUS FOSSIL MEALS OR OF SIMILAR SILICEOUS EARTHS

HSN heading 6903 falls under Chapter 69 — ceramic products. It breaks down into 3 sub-codes listed below.

Sub-codes under 6903 (3)

690310

CONTAINING BY WEIGHT MORE THAN 50% OF FREE CARBON

690320

CONTAINING BY WEIGHT MORE THAN 50% OF ALUMINA (AL2O3) OR OF A MIXTURE OR COMPOUND OF ALUMINA AND OF SILICA (SIO2) :

690390

OTHER :

About HSN heading 6903

The 4-digit code 6903 is an HSN heading — a mid-level grouping that breaks down further into 6-digit sub-headings and 8-digit tariff items. Choose the most specific sub-code that matches your supply so the GST rate, e-invoice schema, and GSTR-1 HSN summary all line up correctly. It sits inside Chapter 69, which covers ceramic products.