New South Wales Consolidated RegulationsA person may erect an advertising structure:
(a) without development consent, only where the advertisement on or to be placed on the structure indicates or is to indicate:(i) the purpose for which premises on the land are, or are to be, used, or(ii) the goods or services sold or provided from premises on the land, or(iii) that premises on the land are available for sale or are available for lease, or
(b) only with development consent, if the advertising structure is to be used for displaying an advertisement indicating the location of local commercial services, tourist facilities or places of historic, scientific or scenic interest and the consent authority is satisfied that the advertising structure will not interfere with the amenity of the area.