law: Public Liability Insurance Act, 1991
  17. Offences by Government Departments 
  Where an offence under this Act has been committed by any
  
  Department of Government, the Head of the Department shall be deemed to be
  
  guilty of the offence and shall be liable to be proceeded against and punished
  
  accordingly: 
  PROVIDED that nothing contained in this section shall
  
  render such Head of the Department liable to any punishment if he proves that
  
  the offence was committed without his knowledge or that he exercised all due
  
  diligence to prevent the commission of such offence.