The Court can only require the Planning and Environment Decisions Wales to reconsider the case and an Inspector may come to the same decision but for different or expanded reasons.
Gall y Llys fynnu bod Penderfyniadau Cynllunio a’c Amgylchedd Cymru yn ailystyried yr achos yn unig, a gallai Arolygydd ddod i’r un penderfyniad ond am resymau gwahanol neu helaethach.