Period of licence.

Every licence granted under section 141 or section 142 shall be valid for a period of one year from the date on which it is granted and if the construction or reconstruction of a building or the user of agricultural land for non-agricultural purpose, or the engineering, mining or other allied operations for which the licence is granted, is not commenced within the said period, it shall not be continued thereafter unless the Government or the Commissioner, as the case may be, on application made therefor has extended the period of licence.