Illegal Signage

The placement of signs in the right-of-way for advertising or commercial purposes is prohibited by law.

State law SDCL 31-28-14 states in part…Unauthorized markings--Commercial advertising--Signs by organizations approved by highway authorities. No unauthorized person shall erect or maintain upon any highway, any warning or direction sign, marker, signal, or light in imitation of any official sign, marker, signal, or light erected under the provisions of this chapter, and no person shall erect or maintain upon any highway any traffic or highway sign or signal bearing thereon any commercial advertising.

 State law SDCL 31-28-20.   Commercial advertising prohibited. No person shall place or maintain nor shall any public authority permit upon any highway any traffic sign or signal bearing thereon any commercial advertising. A violation of this section is a Class 2 misdemeanor.

TransportationDoing Business
Certification & AccreditationContractorsEngineering/Design ServicesEnvironmentalLocal Governments
Projects & Studies
PlanningStudiesConstruction ProjectsSDDOT Innovation
Programs & ServicesTravelersInside SDDOT