law: The Motor Vehicles Act, 1988
  199. Offences  by 
  
  companies.
  Provided that  nothing in  
  
  this sub-section shall render any such person liable  to any  punishment 
  
  provided  in this  Act, 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.
  Explanation--For the 
  
  purposes of this section-