law: 15. Powers of the Commission.-
  for the purpose of performing its functions under this Act, the Commission shall have the same powers as are vested in a civil court while trying a suit under the Code of Civil Procedure, 1908 (5 of 1908), in respect of the following matters, namely:-
  (a) summoning and enforcing the attendance of any person and examining him;
  (b) requiring discovery and production of any documents;
  (c) receiving evidence on affidavits;
  (d) requisitioning any public record or copies thereof from any office;
  (e) any other matter which may be prescribed by rules.