S.D. Codified Laws § 31-29-71.9
Current with legislation signed by the governor on or before 3/6/2024
Any zoned commercial or industrial area in a quadrant of an interstate interchange which has no service road access within two thousand five hundred feet of the interstate or no existing commercial or industrial activity in that quadrant is acceptable for outdoor advertising purposes to the extent it is within the area beginning at the interstate crossroad and extending five hundred and ten feet beyond the prohibited distance specified in § 31-29-64 and it is within one thousand feet of the interstate centerline.
SDCL 31-29-71.9