New South Wales Consolidated Acts New South Wales Consolidated ActsThe holder of a contractor licence, or of a supervisor or tradesperson certificate, is guilty of improper conduct if the holder aids or abets, or is knowingly concerned in any way in, the doing of any thing by another person in connection with residential building work or specialist work if the thing done--
(a) constitutes improper conduct on the part of the person who did it, or
(b) would constitute such conduct if the person who did it was authorised, by a contractor licence or certificate, to contract to do, or to do, the work concerned.