11. Offences committed by a body of persons

Where an offence against this Act has been committed by a body of person then-

if that body of persons is a body corporate, every director, manager, secretary, or officer of that body corporate; or

if that body is a firm, every partner and every manager of that firm, shall be guilty of that offence unless he proves that the offence was committed without his consent or concurrence and that he exercised all due diligence to prevent the commission of such offence.