Missouri DWI Laws

Missouri DWI Laws: Blood Alcohol Concentration (BAC) Limits and Implied Consent
"Per Se" BAC Limit	0.08 Percent
Zero Tolerance (Underage) BAC Limit	0.02 Percent
Enhanced Penalty (Aggravated) BAC Limit	0.15 Percent
Implied Consent to Submit to BAC Test?	Yes

Missouri DWI Laws: Select Penalties
Minimum License Suspension or Revocation (1st, 2nd, 3rd offense)	30 days (plus 60 restricted) / 1 year / 1, 10 years (dual track criminal and administrative laws for license restrictions)
Mandatory Alcohol Education, Assessment and Treatment	Yes
Vehicle Confiscation Possible?	Yes
Ignition Interlock Device Possible?	Yes (discretionary for first offenders; mandatory for repeat offenders)

Missouri DWI Statute: Driving While Intoxicated (Missouri Statutes 577.012); Ignition Interlock (Missouri Statutes 577.600); License Point Penalties (Missouri Statutes 302.302).
Missouri DWI Law Overview - Overiew of Missouri's criminal and administrative systems for punishing drunk driving (Missouri Dept. of Revenue).
DWI Video and FAQ - Frequently asked questions with answers, along with a videos about DWI in Missouri (Missouri Dept. of Revenue).

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