The local authority must also have regard to any decrease in the amenity of the site and the effect of any laws which may have come into force since the last pitch fee review.
Rhaid i’r awdurdod lleol hefyd ystyried unrhyw ostyngiad yn amwynder y safle ac effaith unrhyw ddeddfau a allai fod wedi dod i rym ers yr adolygiad diwethaf o ffi’r llain.