Authorizes the commissioner of motor vehicles to establish and administer a program authorizing eligible vehicles to operate in designated high-occupancy vehicle (HOV) lanes, notwithstanding vehicle occupancy.
Requires slow-moving traffic, trucks, buses, and other certain vehicles use the right two lanes of a multilane roadway and requires all lanes other than the right most two lanes on a multilane highway to be marked with "NO TRUCKS OR BUSES".
Authorizes the use of vehicle-mounted variable message signs on emergency road service vehicles, tow trucks and highway assistance vehicles when such vehicles are responding to roadside emergencies or disabled vehicles, only for safety-related communications.