South Dakota law prohibits driving with a BAC of .08% or more or while actually intoxicated by drugs or alcohol. Read more about how DUI is defined and the consequences of a first, second, and third DUI conviction.
A first DUI conviction is a class 1 misdemeanor in South Dakota. A DUI is considered a first offense if the offender has no prior DUI convictions that occurred within the past ten years. First offenders are generally looking at a fine, probation, license suspension, and possible jail time.