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Illinois DUI / DWI Limits (2026)

Info: DUI 0.08% BAC for drivers 21+. Under 21: zero-tolerance 0.02% BAC (any trace can trigger license action).

InfoVerified May 31, 2026

DUI 0.08% BAC for drivers 21+. Under 21: zero-tolerance 0.02% BAC (any trace can trigger license action).

Official source: ilga.gov →

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