The written procedure is suitable when the planning issues raised or, in an enforcement appeal, the grounds of appeal, can be clearly understood from the appeal documents and a site inspection.
Mae’r weithdrefn ysgrifenedig yn addas pan mae modd deall yn glir y materion cynllunio a godwyd, neu seiliau’r apêl mewn apêl gorfodi, o ddogfennau’r apêl ac archwiliad o’r safle.