Any person who contravenes or fails to comply with any provision of regulations 2 (1), 2 (3), 2 (4), 2 (5), 3 (1), 3 (2), 4, 5, 6, 7, 8 or 9 shall be guilty of an offence and liable on conviction to a fine not exceeding R1 000 or to imprisonment for a period not exceeding six months and, in the case of a continuous offence, to an additional fine of R5 or to additional imprisonment of one day for each day on which the offence continues: Provided that the period of such additional imprisonment shall in no case exceed 90 days.