South Dakota
Below is a list of the key highway safety laws in South Dakota. For more information, contact the South Dakota Office of Highway Safety.
| No state law |
Sources: National Conference of State Legislatures (NCSL) and State Highway Safety Office.
| Hand-held Ban | All Cell Phone Ban | Text Messaging Ban | Crash Data |
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| School Bus Drivers | Novice Drivers | All Drivers | School Bus Drivers | Novice Drivers | |||||
| Learner or Intermediate License (Secondary) (eff. 7/1/13) |
Learner or Intermediate License (Secondary) (eff. 7/1/13) |
Yes | |||||||
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Child Restraint Required unless indicated, # refers to Yrs.(Lbs.) |
Adult Safety Belt Permissible unless indicated, # refers to Yrs.(Lbs.) |
Maximum Fine 1st Offense |
| <5 (and <40) | 5 - 17 (or >40) | $25 |
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Per Se Laws for Drugs (Forbidding Prohibited Substances in Driver's Body) | DEC/DRE Programs (Providing Law Enforcement Training) |
| Yes | |
Source: State Highway Safety Office.
| Inc. Penalty for High BAC | Admin. License Susp. on 1st Offense | Limited Driving Privileges During Susp. | Ignition Interlocks | Vehicle and License Plate Sanctions | Alcohol Exclusion Laws Limiting Treatment | |||
| *Meeting Federal Requirements | ||||||||
| .17 | See footnote | Yes | Discretionary | |||||
South Dakota has administrative license suspension for 30 days for refusal to submit to chemical test.
Sources: Ensuring Solutions to Alcohol Problems, Insurance Institute for Highway Safety (IIHS), Mothers Against Drunk Driving (MADD), National Conference of State Legislatures (NCSL) and State Highway Safety Office.
| Learner Stage | Intermediate Stage | Full Privilege Min. Age (Years/ Months) |
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| Min. Age (Years/ Months) |
Min. Duration (Months) |
Required Supervised Driving Hours (Night Hours) |
Min. Age (Years/ Months) |
Nighttime Driving Restriction | Passenger Restriction (except family, unless noted) |
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| 14 | 180 days (less 90 days w/ driver's ed) | None | 14 + 180 days (less 90 days w/ driver's ed) |
10 p.m. - 6 a.m. | No restriction | 16 | |
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Motorcyclists | Bicyclists | ||
| Universal Helmet Law (Year Enacted) | Partial Law | Universal Helmet Law Repealed | |
| <18 | 1977 | ||
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Length of Regular Renewal Cycle (Yrs.) | Provisions for Mature Drivers |
| 5 | |
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Type of Law | Who is Covered (Yrs.) | In What Seat | Maximum Fine 1st Offense |
| Secondary | >18 | Front | $25 |
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| State Law |
| Permitted |
Sources: Segway LLC and State Highway Safety Office.
| Checkpoints Conducted? | Frequency | Legality |
| Yes | Weekly | Upheld under state and federal Constitution |
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Rural Interstates | Urban Interstates | Other Limited Access Roads | |||
| Cars (mph) |
Trucks (mph) |
Cars (mph) |
Trucks (mph) |
Cars (mph) |
Trucks (mph) |
| 75 | 75 | 75 | 75 | 70 | 70 |
Sources: Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Violation / State Law | Permitted Locations/Criteria | Citation Issued To / Liability | Image Taken | Penalties (Traditional Penalties) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Speed: No state law or programs | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Red light: No state law or programs | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Sources: National Conference of State Legislatures (NCSL), Insurance Institute for Highway Safety (IIHS) and State Highway Safety Office.
| Violations Affected | Enhanced Penalties | Workers Must Be Present | Signs Must Be Present |
| Speeding | Double original fine (up to $500) or 30 days jail, or both | Yes | Yes |
Sources: National Work Zone Safety Information Clearinghouse and State Highway Safety Office.