Where any surplus land acquired &der the provisions ~aiims ef

Where any surplus land acquired under the provisions of this Act is on the date of the acquisition subject to a charge for payment of maintenance to another, the amount payable in respect of such surplus land under section 50 shall, subject to such conditions as may be prescribed, be kept in deposit before such authority as may be prescribed. Such amount shall be deemed to be substituted security and shall continue to remain such security till the death of the maintenance-holder or till the right to receive maintenance ceases to exist or till the liability to pay maintenance is discharged.