under section 63 may be granted ( 1 ) The Collector or other officer authorized under the proviso to sub section (1 ) of section 63 shall not grant permission for the sale, gift, exchange, lease or mortgage of any land in favour of a person who is not either an agriculturist or an agricultural laboratory or who, being an agriculturist, cultivates personally land not less than the ceiling area whether as owner or tenant or partly as owner and partly as tenant unless any of the following conditions are satisfied : (a) such a person bona fide requires the land for a non agricultural purpose; or (b) the land is required for the benefit of an industrial or commercial undertaking or an educational or charitable institution; or (c) such land being mortgaged, the mortgagee has obtained from the Collector a certificate that he intends to take the profession of an agriculturist and agrees to cultivate ,he land personally; or (d) the land is required by a Co operative Society; or The first question to be considered in this case is whether the High Court was right in taking the view that the plaintiff failed to establish that the lease created on August 24, 1956 was vitiated by fraud.