What you should know about DUI laws in Illinois
Driving Under Influence (DUI) in the State of Illinois is defined “as operating a motor vehicle being impaired by alcohol, or drugs, including cannabis (marijuana) even if prescribed for medical purposes, by intoxicating compounds and methamphetamine”. In Illinois, drivers are legally considered to be under the influence if they have a blood-alcohol content (BAC) of 0.08 or more (for non-commercial driver’s license holders age 21 and above), or 0.04 for commercial driver’s license holders and no more than zero (0.00) for drivers under age 21 and school bus drivers, when the drivers have a tetrahydrocannabinol (cannabis) concentration (THC) of either 5 nanograms or more per milliliter of whole blood or 10 nanograms or more per milliliter of other bodily substance, have used any other controlled substance, and/or impaired by medication. In the State of Illinois, the laws require all offenders to complete an evaluation in order to identify the magnitude of the problem associated with DUI. The risk classification is determined by the history of the person’s Alcohol/drugs use, the symptoms caused by the use of alcohol and drugs, the number of DUI arrests, the results of the breathalyzer and blood tests, and the refusal to take these tests. There are four levels of risk and the treatment recommendations associated with each level:
             ● Minimum Risk. (10 Hours of DUI Risk Education)
             ● Moderate Risk. (10 Hours of DUI Risk Education plus 12 hours of Counseling)
             ● Significant Risk. (10 Hours of DUI Risk Education plus 20 hours of Counseling) 
             ● High Risk. (75 Hours of Counseling).