The Authority is seeking Qualified Contractors interested in serving as Toll Systems Integrator (TSI) to provide All Electronic Tolling (AET) systems. The selected contractor will be the Prime Contractor responsible for Toll System design, provisioning, integration, installation, implementation, testing, operations and maintenance. The Express Lanes Toll System will include AET with multiprotocol (3 protocols) readers, processing both home and interoperable transactions, video transactions, variable/dynamic pricing, entry/exit trip building, image processing, and interfacing with a third party back office. In addition to the selection, provisioning, and testing of the automatic vehicle identification (AVI) subsystem, the specific protocols that the multiprotocol readers must be capable of processing are Peach Pass (6C), IAG, Cruise Card (eGo® Plus) and SeGo (6B) transponders in a highway open road tolling environment.