If vehicles have two or more occupants and do not have a declarable occupancy (Flex) pass, the transponder must be covered by a metallic object or they will be charged a toll. The pilot project was extended through June 2013 by the state legislature in 2011.
Vehicles carrying two or more passengers and lacking a special permit (Flex) to report their occupancy will face a toll if the transponder is not concealed with a metal object. A pilot program, which ran until June 2013, was extended through 2011 by state legislative decision.