Driving under the influence (DUI) is one of the most serious offenses under the Illinois Vehicle Code. This offense applies criminal charges to any person who operates or controls a vehicle while under the influence of alcohol, drugs, or other substances. Furthermore, Illinois imposes strict penalties for this type of violation.
How Does Illinois Define DUI?
The Illinois definition of DUI appears under 625 ILCS 5/11-501. This section prohibits any person from driving or being in physical control of any vehicle:
With a blood-alcohol concentration (BAC) of 0.08 or more;
While under the influence of alcohol;
While under the influence of any intoxicating compound or a combination of intoxicating compounds;
While under the influence of any other drug or a combination of drugs;
While under the combined influence of alcohol, other drugs, or intoxicating compounds;
With any amount of a drug, substance, or compound resulting from the use or