Where a provision of these Regulations is contravened by a distribution company established as a body corporate, a partnership or other firm, every' director or officer of that body corporate or any member of the partnership or firm or other person concerned with the management of the distribution company shall be considered to have contravened the provision and is liable to pay compensation for any damage resulting from the contravention, unless the person proves to the satisfaction of the court that

(a) due diligence was exercised to secure compliance with the provisions of these Regulations; and

(b) The contravention occurred without the person’s knowledge, consent or connivance.