(1) A person must not, without lawful excuse, place or display anything on or near a road that (a) obscures a traffic control device; or(b) interferes with the operation or effectiveness of a traffic control device; or(c) prevents, or is likely to prevent, a driver approaching or at a traffic control device from clearly seeing that traffic control device.Penalty: Fine not exceeding 20 penalty units.(2) In this section traffic control device means a traffic control device within the meaning of the Road Rules .