{
 "state": "Iowa",
 "code": "IA",
 "url": "https://cartaxhq.com/iowa/",
 "summary": "Iowa's yearly registration fee works as a car tax: 1% of the vehicle's list price plus 40 cents per 100 lb of weight. The value part drops after 7 model years. From 12 model years old the fee is a flat $50. You pay it to the county treasurer.",
 "annual": {
  "kind": "msrpSchedule",
  "per": 1000,
  "byAge": [
   {
    "age": 0,
    "mills": 10
   },
   {
    "age": 1,
    "mills": 10
   },
   {
    "age": 2,
    "mills": 10
   },
   {
    "age": 3,
    "mills": 10
   },
   {
    "age": 4,
    "mills": 10
   },
   {
    "age": 5,
    "mills": 10
   },
   {
    "age": 6,
    "mills": 10
   },
   {
    "age": 7,
    "mills": 10
   },
   {
    "age": 8,
    "mills": 7.5
   },
   {
    "age": 9,
    "mills": 7.5
   },
   {
    "age": 10,
    "mills": 5
   },
   {
    "age": 11,
    "mills": 5
   },
   {
    "age": 12,
    "mills": 0,
    "flat": 50
   }
  ],
  "flat": 0,
  "note": "Iowa Code §321.109 and §321.113. Fee = 1% of list price + $0.40 per 100 lb (the weight part is not in the mills). The value part is 75% after 7 model years and 50% after 9. The fee is at least $50 after 7 years and a flat $50 from 12 years. Ages 0–7 = 10 mills. EVs add $130 and plug-in hybrids add $65."
 },
 "purchase": {
  "rate": 5,
  "name": "Iowa one-time registration fee (fee for new registration)",
  "localAdds": false,
  "tradeInCredit": true,
  "note": "Iowa charges a 5% one-time registration fee in place of sales tax. No local option tax applies to cars."
 },
 "registration": "The yearly fee is value plus weight, as described above. A title costs $25.",
 "due": "Due every year by the end of the month after your registration month (based on the owner's birth month).",
 "sources": [
  {
   "title": "Iowa Code §321.109",
   "url": "https://www.legis.iowa.gov/docs/code/321.109.pdf"
  },
  {
   "title": "Iowa Code §321.113 Automatic reduction",
   "url": "https://www.legis.iowa.gov/docs/code/321.113.pdf"
  },
  {
   "title": "Iowa DOT – Registration fees",
   "url": "https://iowadot.gov/mvd/vehicleregistration/registration-fees"
  }
 ],
 "verified": "2026-10-14",
 "places": []
}