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South Dakota Oversize Permits

Below is some important oversize permit regulation information for the state of South Dakota.

In South Dakota, you need an oversize permit if your vehicle exceeds 8’6″ wide, 14’0″ high, 97′ long or 95,000 pounds. 

If you need to apply for a South Dakota oversize permit, call (888) 737-6483 now or contact us. 

LEGAL DIMENSIONS & WEIGHTS​
Legal Width:8'6
Legal Height:14'0
Legal Length:
  • Single unit
    • 45’0
  • Semi-trailer
    • 53’0
  • Doubles
    • 28’6
  • Autotransporter
    • 53’0
  • Straight truck/trailer
    • 80’0
  • Tractor/trailer
    • 81’6 max trailer
    • No Overall length limitation
  • Saddlemount
    • 97’0
    • Four unit maximum
  • Towing vehicle/two-trailer units
    • 70’0
Legal Overhang Front:3'0
Legal Overhang Rear:4'0
Legal Trailer Length:53’0
Legal Weight Gross:
  • Single unit, 2 axles
    • 40,000 lbs.
  • Single unit, 3 axles
    • 60,000 lbs.
  • Single unit/truck/trailer, 4 axles
    • 80,000 lbs.
  • Combination, 5 axles
    • 85,000 lbs.
  • Combination, 6 axles
    • 90,000 lbs.
  • Combination, 7 axles or greater
    • 95,000 lbs.
Legal Weight Single:20,000 lbs.
Legal Weight Tandem:34,000 lbs.
Legal Weight Tridem:42,000 lbs.
Legal Weight Doubles:34,000 lbs.
Legal Weight Triples:42,000 lbs.
Load Exemptions:
  • Hay
    • Baled hay legal to 14’3 high
  • Farm Machinery:
    • No height limit
      • Other dimensions must be
        permitted
  • Fire Equipment:
    • No height limit
      • Other dimensions must be
        permitted
PERMIT FEES​
Permit Fee/Legal Weight:$25.00
Permit Fee/Overweight:$25.00 + $0.02 per ton per mile
Mileage Fees:$0.02 per ton/mile
Annual Fees: $50.00 Non Divisible Loads only
AGENCY GENERAL INFO​
Phone:605-224-7364
Status Phone: 605-698-3925
Fax:605-698-3473
Email:[email protected]
Website:

https://sdtruckinfo.com/

Hours of Operation: 8:00 am - 5:00 pm Central
Permit Valid For: 3 Days

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