NS EN 15320 : 1ED 2007

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviated terms
5 Basic structure of application components
6 Data groups
7 The abstract interface
8 Application security
9 Profiles
Annex A (normative) - Data group definitions
Annex B (normative) - Identification and mapping of data groups
Annex C (normative) - EN 1545 data elements enumerated for use
                      in the application
Annex D (normative) - ASN.1 Tag allocations
Annex E (informative) - General requirements
Annex F (informative) - Examples
Annex G (informative) - Accessing the Interoperable Public
                        Transport Application
Annex H (normative) - Relationship between legacy systems
                      and the Interoperable Public Transport
                      Application
Annex I (informative) - Supporting Legacy Systems
Bibliography

Describes sets of data presented at an interface, the card sub-system interface, in a structured form as well as the rules for dealing with that data to enable products such as tickets to be written to a Machine Readable Card in a manner which will minimize the amount of data to be held on the card while allowing an authorized party to be able to access and interpret the data easily and efficiently.