attribution_without_role

Attribution with no role.

WARNINGGTFSintegritydraftMobilityData canonical GTFS Schedule validator

Related

• Source: MobilityData canonical GTFS Schedule validator

Citations

[1] attribution_without_role rule reference

Rule metadata

Code	attribution_without_role
Standard	GTFS
Source	MobilityData canonical GTFS Schedule validator
Severity	WARNING
Category	integrity
Maturity	draft
Tags	mobilitydata, gtfs, integrity
Retrieved	2026-06-12
Reference	https://gtfs-validator.mobilitydata.org/rules.html#attribution_without_role-rule