law: Code of Criminal Procedure Act, 1973
  
  271.Power to issue commission for examination of witness in prison.-
  The provisions of this Chapter shall be
  
  without prejudice to the power of the Court to issue, under section 284, a
  
  commission for the examination, as a witness, of any person confined or
  
  detained in a prison; and the provisions of Part B of Chapter XXIII shall apply
  
  in relation to the examination on commission of any such person in the prison
  
  as they apply in relation to the examination on commission of any other person.