HSN Code 6806
Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound- absorbing mineral materials, other than those of heading 6811 or 6812 or chapter
9%
9%
18%
Place of Supply is the physical delivery destination state. If interstate, IGST applies; if intrastate, CGST + SGST applies. Incorrect placement of Place of Supply values in Table 3.2 or GSTR-1 files triggers immediate ledger mismatches and billing audits. Use GST Neural's auto-healing engine to validate address state codes.
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