Explore our documents

ITxPT is committed to advancing open architecture, data accessibility, and interoperability between IT systems in public transport. Our community develops specifications and best practices collaboratively. 

This page provides access to ITxPT technical specifications, guidelines, governance documents, and supporting material. Most technical documents are maintained in our Documentation Center (Wiki) and are available to registered users. Some resources are publicly accessible, while others require ITxPT membership.

Doc center login (registered users)

Doc center sign-up (free registration)

Minimum required membership

Strategic

Principal

Associated

📘 Technical documents

Official ITxPT technical specifications and reference documents. These documents define interoperability requirements and are available in the ITxPT Documentation Center (Wiki).

Technical Specifications

Get all the current detailed specifications developed from functional requirements for a deeper understanding and implementation in your architecture.

  • S01-Installation Requirements
  • S02P00-Networks and Protocols
  • S02P01-Inventory
  • S02P02-Time
  • S02P03-GNSSLocation
  • S02P04-FMStoIP
  • S02P05-VEHICLEtoIP
  • S02P06-AVMS
  • S02P07-APC
  • S02P08-MADT
  • S02P09-MQTTbroker
  • S03P01-TiGR

Access the Technical Specifications (free registration)

Specifications Preview

Access the MQTT-based specifications well before its public release.

  • S04P00 – General Rules
  • S04P01 – AIS
  • S04P02 – MQTT Broker
  • S04P03 – Journey Monitoring
  • S04P04 – Logon
  • S04P05 – Passenger Counting
  • S04P06 – Vehicle location

Preview the upcoming specifications (members only)

Functional Requirements

  • Heavy Rail
  • Electric vehicle
  • Virtualisation
  • Login service
  • Demand Responsive Transport
  • Ticketing
  • Cyber security
  • Journey Monitoring
  • Navigation support
  • Vehicle location
  • Power management
  • Signal traffic light priority

Access Functional Requirements (members only)

Labeling process

After understanding the general conditions and pricing, get to know the process in details and apply for a compliance test service.

Access the labeling process (free registration)

Test templates

After getting to know the technical specifications details, get the related compliance test templates.

Get compliance test templates (members only)

Reports

The ITxPT Requirements Committee identifies the next hot topics most requested by members and provides key information on the application context and best practices shaping current and upcoming specifications.

Pre-studies

  • Demand Responsive Transport
  • Interface to support drivers and other personnel for operational purposes
  • Multi-modal Integrated Ticketing
  • Signal traffic light priority
  • Update of the S01 (hardware) specification
  • Interface to support driveR and other personnel for operational purposes 

Access Pre-studies (members only)

Executive Summary

A clear guide to ITxPT specifications—what they are, how to use them, and how they streamline your next tender and de-risk your technology projects.

Access the Executive Summary (members only)

Tender Guidelines

A practical guide to procuring modern, open solutions, helping you avoid costly vendor lock-in and technology dead-ends.

Access the Tender Guidelines (members only)

View the latest activity report