T.03.09

A substitution SERVICE JOURNEY must reference a SERVICE JOURNEY that it is replacing

40NeTExintegritydraftDATA4PT NeTEx Validation Rules Overview

Notes

If SERVICE JOURNEY is tagged as a replacement then it should indicate which SERVICE JOURNEY it replaces

Details

• Result: Warning
• Scope: area: Timetable, aspect: Journey, applies_to: All usages
• Mechanism: code

Related

• Source: DATA4PT NeTEx Validation Rules Overview

Rule metadata

Code	T.03.09
Standard	NeTEx
Source	DATA4PT NeTEx Validation Rules Overview
Severity	40
Category	integrity
Maturity	draft
Tags	data4pt, netex, integrity
Retrieved	2026-07-15