Illinois DUI / DWI Penalties (2026)

Driving Under the Influence (DUI) or Driving While Intoxicated (DWI) charges in Illinois: penalties, sentencing ranges, felony thresholds, and what to expect if charged.

Educational purposes only. Not legal advice. If you are facing dui / dwi charges in Illinois, consult a licensed Illinois criminal defense attorney.

Illinois DUI / DWI Penalties

OffensePenalty
First OffenseUp to 1 year jail, $2,500 fine, 1-year revocation
Second OffenseMandatory 5 days jail or 240 hrs community service, $2,500 fine, 5-year revocation

Illinois has statutory summary suspension for refusal of testing

DUI / DWI Statute of Limitations in Illinois

In Illinois, the general statute of limitations for a felony is 3 years and for a misdemeanor is 18 months.

See all Illinois statutes of limitations →

Defending Against DUI / DWI Charges in Illinois

Common defenses in Illinois dui / dwi cases include:

  • Lack of intent — many charges require proving criminal intent
  • Insufficient evidence — the prosecution must prove guilt beyond a reasonable doubt
  • Procedural violations — improper arrest, unlawful search and seizure
  • Mistaken identity
  • Constitutional violations — Fourth and Fifth Amendment protections

The specific defenses available depend on the facts of the case. Consult a Illinois criminal defense attorney for advice.

Related Illinois Laws