Any person who contravenes or fails to comply with the provisions of regulations 3.(1), 4, 5.(1), 5.(2), 5.(4), 5.(5), 5.(7), 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 or 16 shall be guilty of an offence and liable on conviction to a fine or to imprisonment for a period not exceeding twelve months and, in the case of a continuous offence, to an additional fine of R200 for each day on which the offence continues or to an additional imprisonment not exceeding one day for each day on which the offence continues: Provided that the period of such additional imprisonment shall not exceed 90 days.