Illinois · Illinois Vehicle Code (625 ILCS 5)
625 ILCS 5 § 6-507: Commercial Driver's License (CDL) or Commercial Learner's Permit (CLP) required
What this law says, in plain English
A person must possess a valid Commercial Driver's License or Commercial Learner's Permit with proper endorsements to operate a commercial motor vehicle on highways. Driving a commercial motor vehicle without proper credentials or while suspended/revoked is prohibited.
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