Sign Regulations in South Dakota (2026)
5 rules on the books across South Dakota, 1 city or county. Select a rule to read the full details.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
Political Signs
Rules for posting political campaign signs on your property, including size limits, how early you can put them up, and when they must come down.
South Dakota: statewide
StatewideFew RestrictionsSouth Dakota has NO codified statewide political-sign statute. SDCL Chapter 31-29 (Advertising Adjacent to Highways)…
Read full rule →Sioux Falls
Light RestrictionsSioux Falls treats political signs as noncommercial yard signs: no permit needed, but size is capped at 9 square feet…
Read full rule →Digital Billboards
Rules governing digital and electronic billboards, including size limits, brightness and dwell-time standards, and the ongoing legal fight in cities like LA.
Window Signs
Limits on the percentage of window area that may be covered by signs in storefronts, including transparency rules for safety visibility into businesses.
Freeway-Facing Signs
Restrictions on commercial signs visible from freeways, including height, illumination, and outdoor advertising act compliance.