Public transport - Service interface for real-time information relating to public transport operations - Part 3: Functional service interfaces; English version EN 15531-3:2022
Edition 2022-10

Public transport - Service interface for real-time information relating to public transport operations - Part 1: Context and framework; English version EN 15531-1:2022
Edition 2022-10

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Cordless Terminal Incoming Call Additional Network Feature (ANF-CTMI); English version ETS 300696:1996
Edition 1996-09

Public transport - Service interface for real-time information relating to public transport operations - Part 2: Communications infrastructure; English version EN 15531-2:2022
Edition 2023-02

Public transport - Network and Timetable Exchange (NeTEx) - Part 2: Public transport scheduled timetables exchange format; English version CEN/TS 16614-2:2020, only on CD-ROM
Edition 2020-08

Public transport - Reference data model - Part 6: Passenger information; English version EN 12896-6:2019, only on CD-ROM
Edition 2020-01

Intelligent transport systems - Public transport - Open API for distributed journey planning; English version CEN/TS 17118:2017
Edition 2018-02