Industrial Infrastructure Development Corporation (Gwalior) M.P. Ltd. vs Commissioner Of Income Tax

Whether the Commissioner of Income Tax has express power to cancel/withdraw/recall a registration certificate once granted under Section 12A of the Income Tax Act, 1961 --- Held No; Whether Section 21 of the General Clauses Act can be applied to support such cancellation --- Held No; Whether the grant of registration under Section 12A is a quasi-judicial function --- Held Yes; What is the effect of the amendment introducing Section 12AA(3) w.e.f. 01.10.2004 conferring express cancellation power --- Held Prospective only.