{
 "state": "South Dakota",
 "code": "SD",
 "url": "https://cartaxhq.com/south-dakota/",
 "summary": "South Dakota has no yearly car tax based on value. Registration is a flat fee by weight and age. When you title a car you pay a one-time 4% motor vehicle excise tax in place of sales tax.",
 "annual": {
  "kind": "none",
  "note": "No yearly car tax; only registration fees."
 },
 "purchase": {
  "rate": 4,
  "name": "South Dakota motor vehicle excise tax",
  "localAdds": false,
  "tradeInCredit": true,
  "note": "Gifts between spouses, parents and children, and siblings are exempt."
 },
 "registration": "Registration is a flat fee by weight and age, roughly $30–$120 a year, plus county fees.",
 "due": "No yearly car tax. Registration renews every year.",
 "sources": [
  {
   "title": "SDCL 32-5B-1",
   "url": "https://sdlegislature.gov/api/Statutes/32-5B-1.html"
  }
 ],
 "verified": "2026-10-14",
 "places": []
}