Delhi High Court
For revenue
Armour Security India Ltd. v. Union of India
Where petitioner challenged SCN and order-in-original alleging tax not paid and fraud-related demand under CGST after being heard and afforded detailed adjudication, existence of effective statutory appellate remedy before Appellate Authority meant writ could not be entertained, and questions of fact or competing statutory provisions including period-specific applicability were to be decided in statutory appeal