(1) The person to whom the compensation under section 17 is to be paid and the apportionment of such amount among the persons interested therein shall be determined by agreement between the Flood Zoning Authority and the person or persons claiming interest therein.
(2) In default of any such agreement, the Flood Zoning Authority shall, after holding such enquiry as it considers necessary, make an award determining.
(a) The amount of compensation to be paid under section 17.
(b) The apportionment, if any of such compensation among persons known or believed to be interested therein;
Providing that where the amount of compensation exceeds ten thousand rupees, no award shall be made without the previous approval of the State Government or such other Officer as the State Government may authorize in this behalf.