Title 40, Chapter 5, Section 146
(a) Except when driving under a commercial driver's instruction
permit and accompanied by the holder of a commercial driver's
license valid for the vehicle being driven, no person may operate a
commercial motor vehicle unless the person has been issued and is in
immediate possession of a commercial driver's license valid for the
vehicle he or she is driving.
(b) No person may drive a commercial motor vehicle while his or her
driving privilege is suspended, revoked, or canceled, while subject
to a disqualification, or in violation of an out of service order.