(1) Notwithstanding anything hereinbefore contained in this Chapter, where any person has carried out any development of a temporary nature unauthorisedly as indicated in sub-section (1) of section 52, the Planning Authority may by an order in writing direct that person to remove any structure or work erected, or discontinue the use of land made, unauthorisedly as aforesaid, within fifteen days of the receipt of the order ; and if thereafter, the person does not comply with the order within the said period, the Planning Authority may request the District Magistrate or the Commissioner of Police, as the case may be, [or authorise any of its officers or servants,] to have such work summarily removed or such use summarily discontiuned without any notice as directed in the order; and any development unauthorisedly made again, shall be similarly removed or discontinued summarily without making any order as aforesaid.
(2) The decision of the Planning Authority on the question of what is development of a temporary nature shall be final.