§ 31-5-510 — 31-5-406. Display of unauthorized signs; advertising on traffic signs

(a) No person shall place, maintain or display upon or in
view of any highway any unauthorized sign, signal, marking or
device which purports to be or is an imitation of or resembles
an official traffic-control device or railroad sign or signal,
or which attempts to direct the movement of traffic, or which
hides from view or interferes with the effectiveness of any
official traffic-control device or any railroad sign or signal.
(b) No person shall place or maintain nor shall any public
authority permit upon any highway any official traffic-control
device bearing thereon any commercial advertising except for
business signs included as a part of official motorist service
panels or roadside information panels approved by the highway
department.
(c) This section does not prohibit the erection upon
private property adjacent to highways of signs giving useful
directional information and of a type that cannot be mistaken
for official signs.
(d) Every prohibited sign, signal or marking is a public
nuisance and the authority having jurisdiction over the highway
may remove the same or cause it to be removed without notice.