This commercial driver study guide covers relevant Federal Motor Carrier Safety Administration (FMCSA) Entry-Level Driver Training (ELDT) concepts and Illinois commercial driver knowledge topics. Review the regulations, procedures, and safety checklists below as part of your CDL and commercial learner permit (CLP) preparation.
J50 and J51
J50 covers the qualifying Farm Vehicle Driver and requires age 21; J51 covers a qualifying Covered Farm Vehicle Driver, allowing intrastate operation from age 18 and interstate from age 21.
Seasonal restricted CDL
A qualifying farm-related employer may support a restricted Class B CDL issued for 105 to 210 days in a 12-month period and limited to 150 miles from the employer.
Military waiver
Even Exchange can waive knowledge and skills tests for specified military occupations and experience; Skills Waiver waives skills only.
ELDT
First-time Class A or B applicants, Class B-to-A upgrades, and first-time P, S, or H applicants must complete applicable training with a registered provider before the relevant state test.
Exam focus
Apply the rule to the vehicle, credential, trip, or testing situation described. Do not substitute another state’s procedure for the Illinois rule.
Commercial Driver License Exam Readiness: Achieving a passing grade of 80% or higher on state DMV commercial driver knowledge exams requires mastery of federal vehicle inspection procedures, gross vehicle weight ratings (GVWR / GCWR), braking mechanics, and road safety regulations.