State Environmental Planning Policy (Exempt and Complying Development Codes) 2008
2.97 Development standards
The standards specified for that development are that the development must:
(a) replace a lawful sign, and
(b) not be greater in size than the sign that it replaces, and
(c) not be a sign that is animated, flashing or illuminated, unless the sign it replaces is the subject of a development consent to be an illuminated sign, and
(d) not involve any alteration to the structure or vessel on which the sign is displayed, and
(e) not obstruct or interfere with traffic signs.