(1) The Minister may by order make regulations in relation to all or any of the following matters, that is to say: -
(a) restricting the number, position, colour, and character of the lamps which may be carried lit and the reflectors which may be carried on any vehicle or on any vehicle of a particular class on roads generally or on any particular class of roads or any particular road during lighting-up hours in addition to the lamps and reflectors (if any) which are required by or under this Part of this Act to be carried lit or to be carried on such vehicle while on any road during lighting-up hours;
(b) prescribing the number, colour, character, position and mode of attachment of the lamps which are to be carried lit and of the reflectors which are to be carried on every vehicle or on every vehicle of a particular class while carrying an overhanging or projecting load on any road during lighting-up hours in addition to or in substitution for all or any of the lamps which are re