law: Public Premises (Eviction of Unauthorized Occupants) Act, 1971
  8.  Power of estate
  
  officers.-
  An estate officer shall, for the purpose of
  
  holding any inquiry under this Act, have the same powers as are vested in a
  
  civil court under the Code of Civil Procedure, 1908, when trying a suit in
  
  respect of the following matters namely:-
  (a) summoning and enforcing the attendance of
  
  any person and examining him on oath;
  (b) requiring the discovery and production of
  
  documents;
  (c) any other matter which may be prescribed