HSN code HSN description GST 8531 Electric Sound Or Visual Signalling Apparatus (For Example, Bells, Sirens, Indicator Panels, Burglar Or Fire Alarms), Other Than Those Of Heading 8512 Or 8530 18% 853110 Burglar Or Fire Alarms And Similar Apparatus 18% 85311010 Electric Sound Or Visual Signalling Apparatus (For Example, Bells, Sirens, Indicator Panels, Burglar…