1. (a) No person shall drive a commercial motor vehicle unless the person holds a valid commercial driver's license and valid applicable endorsements and restrictions for the vehicle the person is driving, except when driving under a commercial learner's permit and accompanied by the holder of a valid commercial driver's license for the vehicle being driven.
2. (b) No person shall operate a commercial motor vehicle without a commercial driver's license in such person's possession.
3. (c) No person shall drive a commercial motor vehicle while the person's driver's license or permit is suspended, revoked, or canceled, or while subject to a disqualification.
4. (d) No person shall drive a commercial motor vehicle in violation of an out-of-service order.

[L 1989, c 320, pt of §2; am L 1990, c 342, §6; am L 2009, c 46, §2; am L 2012, c 311, §3; am L 2013, c 114, §6]