person to whom he is an heir any land, or in after the commencement of this Act and before the 30th of July, 1958, any person acquires by transfer, exchange, lease, agreement or settlement any land, or if, after such commencement, any person acquires in any other manner any land and which with or without the lands already owned or held by him exceeds in the aggregate the permissible area, then he shall within the period prescribed, furnish to the Collector, a return in the prescribed form and manner giving the particulars of all lands and selecting the land not exceeding in the aggregate the permissible area which he desires to retain, and if the land of such person is situated in more than one patwar circle, he shall also furnish a declaration required by section 5 A. (2) If he fails to furnish the return and select his land within the prescribed period, then the Collector many in respect of him obtain the information required to be shown in the return through such agency as he may deem fit and select the laud for him in the manner prescribed in sub section (2) of section 5 B. (3) If such person fails to furnish the declaration the provisions of section 5 C shall apply.