(625 ILCS 5/6-516) (from Ch. 95 1/2, par. 6-516)
    Sec. 6-516. Implied consent requirements for commercial motor vehicle drivers.
    (a) Effective April 1, 1992, any person who drives a commercial motor vehicle upon the highways is hereby deemed to have given consent to submit to a test or tests, subject to the provisions of Section 11-501.2 of this Code, of such person's breath, blood or urine for the purpose of determining the presence of alcohol, or other drugs, in such person's system.
    (b) A test or tests may be administered at the direction of a law enforcement officer, who after stopping or detaining the commercial motor vehicle driver, has probable cause to believe that driver was driving a commercial motor vehicle while having alcohol or any amount of a drug, substance, or compound resulting from the unlawful use or consumption of cannabis listed in the Cannabis Control Act, a controlled substance listed in the Illinois Controlled Substances Act, or methamphetamine as listed in the Methamphetamine Control and Community Protection Act in such driver's system.
    (c) Effective April 1, 1992, any person who operates a school bus at the time of an accident involving the school bus is hereby deemed to have given consent to submit to a test or tests to be administered at the direction of a law enforcement officer, subject to the provisions of Section 11-501.2 of this Code, of the driver's breath, blood or urine for the purpose of determining the presence of alcohol, or other drugs, in the person's system.
(Source: P.A. 95-355, eff. 1-1-08.)