South Dakota

Do You Need a South Dakota Trucking Permit?

DOT Office

118 West Capitol Avenue
Pierre, SD 57501

Permit Office


605-347-2671 and 605-356-0124

External Website

Permit Validity

3 Travel Days

Transportation Restrictions

Movement is restricted to daylight hours if one or more of the following conditions exist:

  • An escort is required;
  • The permit vehicle is not able to attain the speed of posted speed limits and is not able to maintain a speed within posted speed limits;
  • The permit vehicle is wider than 10 feet;
  • The permit vehicle is higher than 14 feet 6 inches;
  • The permit vehicle is a single unit whose overall length exceeds 45 feet;
  • The permit vehicle is a multiple-unit combination whose overall length exceeds 110 feet;
  • The permit vehicle is a two-unit combination with an individual unit length longer than 60 feet;
  • The permit vehicle is a three or more unit combination with an individual unit length longer than 48 feet;
  • The permit vehicle will travel on state highways which are noninterstate and beyond a two-mile radius of an interstate highway interchange.
  • Any time traffic, highway or other conditions indicate the need for such a restriction

An oversize permit is not valid when visibility is reduced to one-half mile or less by weather, dust, or smoke. An oversize or overweight permit is not valid when the road surface is slippery because of snow, ice, slush, or frost. Highway patrol officers may further restrict or prohibit operation under any oversize or overweight permit during periods when, in their judgment, weather conditions make continued operation unsafe.

Operating Time

See Restricted Travel

Weekend Travel

Saturday and Sunday travel is allowed.

Transportation Requirements


Anything over Routine Issue dimensions require special approval from the DOT.


“Oversize Load” signs required for all transports over 95’ long or 12’ wide, or if operating during nighttime hours


If readily dividable, must be hauled separately. If permanently attached, can be hauled on the
same load.

Routine Issues

Component Restriction
Single Axle 20,000 lbs.
Tandem Group 40,000 lbs.
Tridem Group 60,000 lbs.
Quad Group 80,000 lbs.
Gross Weight 200,000 lbs.
Width 16'
Height 16'
Length 130'

Escort Requirements

Dimension Requirement
Width Over 16’ 1 Front On Undivided Interstate Highways | 1 Rear On Divided Interstate Highways
Width Over 20’ 1 Front On Undivided Highways | 1 Rear On Divided Highways

Escorts may also be required because of route limitations, traffic conditions, or unusual vehicle configuration

We are committed to providing expert-level guidance to truckers, transport agencies, and those seeking to secure their permits. It is our mission to keep you both safe and legal as you haul your loads. We pride ourselves on being fast and affordable. Let us support your fleet and learn what it means to work with America's most liked permit agency.

Donald Beeman, President Donald Beeman, President

Coast 2 Coast Trucking Permits

5410 Homberg Drive, Suite 33 Knoxville, TN 37919

Call (888) 963-0830

Fax (865) 963-0831

Email [email protected]

Hours of Operation

Monday - Friday
7:00 AM - 5:30 PM EST