scope:

This document defines requirements to support information exchanges among related entities of a common payment scheme. It defines:

a) electronic fee collection (EFC) functional requirements for a common payment medium;

b) an application structure in a common payment medium;

c) EFC application data in a common payment medium.

The following are outside the scope of this document:

- requirements and data definitions for any other transport services such as public transport;

- a complete risk assessment for an EFC system using a common payment medium;

- security issues arising from an EFC application among all transport services;

- the technical trust relationship between a CSRP and a service user;

- concrete implementation specifications for implementation of security for an EFC system;

- detailed specifications required for privacy-friendly EFC implementations;

- any financial transactions of the CSRP.