A ‘relevant authority’ is a county or county borough council (“a principal council”), community council, fire and rescue authority, a national park authority and a Corporate Joint Committee.
Awdurdod perthnasol’ yw cyngor sir neu gyngor bwrdeistref sirol ("prif gyngor"), cyngor cymuned, awdurdod tân ac achub, awdurdod parc cenedlaethol a chyd-bwyllgor corfforedig.