law: Industries (Development and Regulation) Act, 1951 
  18. Power of person or body of persons appointed under
  
  section 15 or section 15A to call for assistance in any investigation
  (1) The person or body of persons appointed to make any
  
  investigation under section 15 or section 15A may choose one or more persons
  
  possessing special knowledge of any matter relating to the investigation to
  
  assist him or it in holding the investigation.
  (2) The person or body of persons so appointed shall have all
  
  the powers of a civil court under the Code of Civil Procedure, 1908 (5 of
  
  1908), for the purpose of taking evidence on oath (which he or it is hereby
  
  empowered to administer) and of enforcing the attendance of witnesses and
  
  compelling the production of documents and material objects, and the person or
  
  body of persons shall be deemed to be a civil court for all the purposes of
  
  section 195 and Chapter XXXV of the Code of Criminal Procedure, 18983
  
  (5 of 1898).