(d-5) No person may drive a bus that does not meet the special requirements for school buses provided in Sections 12-801, 12-802, 12-803, and 12-805 of this Code that has been chartered for the sole purpose of transporting students regularly enrolled in grade 12 or below to or from interscholastic athletic or interscholastic or school sponsored activities unless the person has a valid and properly classified commercial driver's license as provided in subsection (c-1) of Section 6-508 of this Code in addition to any other permit or license that is required to operate that bus. This subsection (d-5) does not apply to any bus driver employed by a public transportation provider authorized to conduct local or interurban transportation of passengers when the bus is not traveling a specific school bus route but is on a regularly scheduled route for the transporting of other fare paying passengers. A person may operate a chartered bus described in this subsection (d-5) if he or she is not disqualified from driving a chartered bus of that type and if he or she holds a CDL that is:
(1) issued to him or her by any other state or jurisdiction in accordance with 49 CFR 383;(2) not suspended, revoked, or canceled; and(3) valid under 49 CFR 383, subpart F, for the type of vehicle being driven. A person may also operate a chartered bus described in this subsection (d-5) if he or she holds a valid CDL and a valid school bus driver permit that was issued on or before December 31, 2003.