ÖNORM EN 15509

The scope of this document is limited to: - payment method: central account based on EFC-DSRC; - physical systems: on-board unit (OBU), roadside equipment (RSE) and the DSRC interface between them (all functions and information flows related to these parts); - DSRC-link requirements; - EFC transactions over the DSRC interface; - data elements to be used by OBU and RSE used in EFC-DSRC transactions; - security mechanisms for OBU and RSE used in EFC-DSRC transactions. It is outside the scope of this document to specify: - contractual and procedural interoperability requirements; - conformance procedures and test specifications; - setting-up of operating organizations e.g. toll charger (TC), toll service provider (TSP), trusted third party, etc.; - other payment methods in DSRC-based EFC (e.g. on-board accounts using integrated circuit cards); - other basic technologies (e.g. GNSS/CN or video registration-based EFC); - non-EFC transactions over the DSRC interface (e.g. compliance check communication and localization augmentation communication, which are specified in other standards); - other interfaces or functions in EFC-systems than those specified above (i.e. information flows and data exchange between operators or personalization, initialization and customization of the OBU).