South Dakota DUI Laws
South Dakota DUI Defense
What you're facing, what the deadlines are, and the questions your attorney needs to answer, specific to South Dakota (SD) law.
BAC Limit
0.08
Enhanced BAC
0.17
Higher penalties above this
Lookback Period
10 years
Prior offenses count within
First Offense Penalties in South Dakota
Implied Consent & Test Refusal
Like all 50 states, South Dakota has an implied consent law, by driving on South Dakotaroads, you've already agreed to submit to a chemical test (breath, blood, or urine) if an officer has probable cause to believe you're impaired.
Refusal Penalty
1-year license revocation
South Dakota-Specific Detail
South Dakota's 24/7 Sobriety Program, which requires twice-daily alcohol testing, has been studied as a national model for reducing repeat DUI offenses.
Is your South Dakota DUI defense on track?
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Other South Dakota defense topics
Facing a different charge in South Dakota? Penalty ranges, enhancements, and defense questions for related crimes:
Important: This page provides general legal information about South Dakota DUI laws as of the date of publication. Laws change frequently. This is not legal advice. For guidance specific to your case, speaking with a South Dakota-licensed attorney is one option, or take the free Masked Researcher’s First Read to see where your case stands.