Transactions without sanction of Collector void

On and after the date of the order issued by the Government under section 16, any sale, mortgage, exchange, pledge, lease or other alienation of property of a sthanam executed or made or any debt contracted on its behalf shall be void unless it is executed, made or contracted with the previous sanction of the Collector, provided that no such sanction shall be necessary if an alienation is made or a debt is contracted under orders of a competent Civil or Revenue Court.