T.21.01-b

NOTICE ASSIGNMENTS are only related to TIMETABLEs. SERVICE JOURNEYs. POINTs IN JOURNEYPATTERN. SERVICE JOURNEY INTERCHANGEs

40NeTExstructuredraftDATA4PT NeTEx Validation Rules Overview

Notes

In EPIP NOTICE ASSIGNMENTs are only used to assign NOTICEs to certain types of elements. Upstream numbering clash: T.21.01 is assigned to 2 distinct rules in the source sheet; local -b/-c suffixes keep records apart.

Details

• Result: Warning
• Scope: area: Timetable, aspect: Notices, applies_to: EPIP
• Mechanism: code

Related

• Source: DATA4PT NeTEx Validation Rules Overview

Rule metadata

Code	T.21.01-b
Standard	NeTEx
Source	DATA4PT NeTEx Validation Rules Overview
Severity	40
Category	structure
Maturity	draft
Tags	data4pt, netex, structure
Retrieved	2026-07-15