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Illinois DUI Laws

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Illinois DUI Laws: Blood Alcohol Concentration (BAC) Limits and Implied Consent

"Per Se" BAC Limit0.08 Percent
Zero Tolerance (Underage) BAC Limit0.00 Percent
Enhanced Penalty (Aggravated) BAC Limit0.16 Percent
Implied Consent to Submit to BAC Test?Yes

Illinois DUI Laws: Select Penalties

Minimum License Suspension or Revocation (1st, 2nd, 3rd offense)Pre-conviction: 3 months / 1 year / 1 year;
Post-conviction: 1 year / 5 years / 10 years
Mandatory Alcohol Education, Assessment and TreatmentBoth
Vehicle Confiscation Possible?Yes
Ignition Interlock Device Possible?Yes (Required for repeat offenders, and often when granting restricted license)

Illinois DUI Resources:

  • Illinois DWI Statute: Driving While Intoxicated (Ill. Stat. 18-8004).
  • DUI Fact Book - Detailed information on Illinois DUI laws, penalties, along with statistilcs and education information on drunk driving (Illinois Secretary of State).
  • Road to Reinstatement - Pamphlet charting the path necessary to license reinstatement after a DUI (Illinois Secretary of State).
Next Steps
Contact a qualified DUI attorney to make sure
your rights are protected.
(e.g., Chicago, IL or 60611)

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