Schedule an appointment with a SOS facility to take the Bus endorsement skills test.
Pass the Bus endorsement knowledge test with a score of at least 80%.Ħ. You will need to bring your current CDL, proof of insurance, and payment for the testing fee.ĥ. Schedule an appointment with a Secretary of State (SOS) facility to take the Bus endorsement knowledge test. Study the Illinois CDL Study Guide and practice for the Bus endorsement knowledge test.Ĥ. Meet the eligibility requirements for a Bus endorsement, which include being at least 18 years old, having a valid Illinois driver's license, and passing a medical examination to ensure that you meet the physical requirements for driving a bus.ģ. Obtain a Commercial Driver's License (CDL) by passing the CDL knowledge and skills tests.Ģ. To obtain a CDL Bus endorsement in Illinois, you will need to follow these steps:ġ.