Hmm wonder if the police see them as additional headlights, fog lights or as A spot light? Note singular context "spot light or search lamp."
http://www.austlii.edu.au/au/legis/q...4886/sch2.html
and
http://www.austlii.edu.au/au/legis/q...62168/s69.html
and
http://www.austlii.edu.au/au/legis/q...2168/sch1.html
"
Fog lamps
40.(1) A motor vehicle (other than a motorcycle or moped) may have--
(a) 2 fog lamps affixed to the front of the vehicle, 1 on each side of and equidistant from the centre line of the vehicle, at equal height from the ground and so that the centres of such lamps are not less than 600 mm apart; or
(b) 1 fog lamp, if there are also affixed symmetrically to the front of the vehicle and at equal height from the ground 2 lamps of a power not exceeding 7 W each, the centres of which are not less that 1 m apart.
(2) A motorcycle or moped may have 1 fog lamp.
(3) Any fog lamp referred to in this section shall conform to the following requirements--
(a) it shall be capable of showing white or yellow light only;
(b) the axis of the beam of light from it shall be deflected downwards or both downwards and to the left;
(c) its centre shall be not higher than the centre of any compulsory headlamp or of any alternative headlamp affixed to the vehicle.
Spot or search lamp
41. A motor vehicle may have a spot or search lamp.
Additional headlamps
42.(1) A motorcycle may have 1 additional headlamp.
(2) Another motor vehicle may have 1 or 2 additional headlamps.
(3) Each additional headlamp must--
(a) show a beam of white light only, with an effective range of at least 50-m; and
(b) be able to be lit only when the vehicle's other headlamps are not dipped; and
(c) be fitted so its centre is no more than 1.4 m from the ground.