31-29-71.11. Criteria for outdoor advertising--Zoned commercial adjacent to interstate with municipality.Any zoned commercial or industrial area adjacent to the interstate within an incorporated municipality or further than one mile from an interstate interchange is acceptable for outdoor advertising purposes to the extent it is lawfully enacted by the local governmental unit and it is within the incorporated municipality or within one thousand seven hundred feet of a commercial or industrial activity. Source: SL 1986, ch 240, §9.
South Dakota Legal Code