Illinois CDL Handbook
An up-to-date version of the Illinois SOS Commercial Drivers Handbook can be found below. This is the online version of the Illinois SOS CDL Drivers Manual / Handbook straight from the SOS's website. These links are updated every time the handbook is changed so rest assured that the Handbook below is current. Check back every year for the newest edition of the Illinois SOS Handbook; new stats, tips, and guides to the law are added with each addition. Also remember to share the handbook with your friends and family as it's a great way for them to brush up on their driving.
Remember the handbook is only a guide and may not quote specific laws as stated on a traffic citation; you may need to check Illinois Driving Laws for more specific details in individual laws and codes.
Check out our SOS blog and sign up for our mailing list to stay on top of the ever changing driving laws in Illinois. Every year try to understand how the new law will affect you and when they will be enforced. Please note it make take a minute or so for the Online Illinois SOS CDL Drivers Handbook to load.
Please check out our other useful resources for the Illinois SOS: Illinois SOS Motorcycle Riders Handbook, Illinois SOS Drivers Handbook, Illinois SOS CDL Practice Tests.