Is DUI / DWI Legal in Illinois? (2026)

No. In Illinois, dui / dwi is prohibited. Illinois first-offense DUI carries up to 1 year jail, $2,500 fine, and 1-year license revocation (6 months with BAIID). Mandatory minimum varies by BAC..

Key facts

Status
Prohibited
Permit required
No
Violation type
misdemeanor
Jurisdiction
Illinois
Last reviewed
2026-04-09

DUI / DWI laws in Illinois

BAC limit 0.08%. First offense: up to 1 year jail, up to $2,500 fine, minimum 1-year revocation. BAIID (IID) available for driving relief. Supervision (non-conviction) available. Under-21 zero tolerance. Aggravated DUI if accident with injury.

Frequently asked questions

Is dui / dwi legal in Illinois for travelers?

For travelers visiting Illinois, dui / dwi is currently prohibited. BAC limit 0.08%. First offense: up to 1 year jail, up to $2,500 fine, minimum 1-year revocation. BAIID (IID) available for driving relief. Supervision (non-conviction) available. Under-21 zero tolerance. Aggravated DUI if accident with injury.

Do I need a permit for dui / dwi in Illinois?

Illinois does not specifically require a permit for dui / dwi, though general regulations apply.

Can I transport dui / dwi through Illinois?

Transport laws for dui / dwi in Illinois depend on the specific item and your route. Since this is prohibited in Illinois, transporting through the state carries legal risk. Always check states you pass through.

What are the penalties for dui / dwi violations in Illinois?

Penalties for dui / dwi violations in Illinois vary based on the specific offense. Always verify current laws before traveling.

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