Erich Erker, Norbert Schindler, Peter Tschulik from Siemens Electronic Tolling examine the barriers to EETS deployment. Tolling in Europe was introduced to pay for the construction and operation of individual tunnels, bridges and highways and has evolved in major steps. The original manual tolling systems were highly disruptive to traffic flow and required the creation of large toll plazas, with multiple lanes and toll booths to ensure an acceptable throughput. With the introduction of Dedicated Short Range