law: Land Acquisition Act, 1894
  47.Magistrate to
  
  enforce surrender:-
  If the Collector is
  
  opposed or impeded in taking possession under this Act of any land, he shall,
  
  if a Magistrate, enforce the surrender of the land to himself, and, if not a
  
  Magistrate, he shall apply to a Magistrate or (within the towns of Calcutta,
  
  Madras and Bombay) to the Commissioner of Police, and such Magistrate or
  
  Commissioner (as the case may be ) shall enforce the surrender of the land to
  
  the Collector.