law: Code of Criminal Procedure Act, 1973
  
  367.Power to direct further inquiry to be made or additional evidence to be
  
  taken.-
  (1) If, when such proceedings are submitted,
  
  the High Court thinks that a further inquiry should be made into, or additional
  
  evidence taken upon, any point bearing upon the guilt or innocence of the
  
  convicted person, it may make such inquiry or take such evidence itself, or
  
  direct it to be made or taken by the Court of Session.
  (2) Unless the High Court otherwise directs, the presence of the convicted
  
  person may be dispensed with when such inquiry is made or such evidence is
  
  taken.
  (3) When the inquiry or evidence (if any) is not made or taken by the High
  
  Court, the result of such inquiry or evidence shall be certified to such Court.