S. 12A : Registration –Trust or institution- Charitable purpose- The CIT has no power to cancel/withdraw/recall the registration certificate granted u/s 12A until express power to do so was granted by s. 12AA(3), till 1-10-2014. S. 21 of the General Clauses Act cannot be applied to support the order of cancellation of the registration certificate [General clauses Act, S. 21]