281A.090 Restrictions on driving. (1) Except when driving under a commercial driver's instruction permit and accompanied by the holder of commercial driver's license valid for the vehicle being driven, no person shall drive a commercial motor vehicle on the highways of this state unless the person holds a valid commercial driver's license with applicable endorsements valid for the vehicle he or she is driving. (2) No person shall drive a commercial motor vehicle on the highways of this state while his or her driving privilege for a commercial or noncommercial motor vehicle is suspended, revoked, or canceled, or while he or she is subject to a disqualification, or in violation of an out-of-service order. (3) The licensee shall have in his or her immediate possession at all times when operating a motor vehicle his or her commercial driver's license, and shall display the license upon demand to a circuit clerk, a license examiner, a peace officer, a State Police officer, or an inspector or officer of the Department of Vehicle Regulation. It shall be a defense to a violator of this subsection if the person so charged produces in court a commercial driver's license, issued to him or her before his or her arrest or violation and which was valid at that time. Effective: June 25, 2009 History: Amended 2009 Ky. Acts ch. 75, sec. 20, effective June 25, 2009. -- Amended 2007 Ky. Acts ch. 85, sec. 286, effective June 26, 2007. -- Created 1990 Ky. Acts ch. 455, sec. 9, effective July 1, 1991.