Information about the circumstances in which a change in rateable value may be proposed and how such a proposal may be made is available from the local valuation office shown above.
Mae gwybodaeth am yr amgylchiadau y gellir cynnig newid yn y gwerth ardrethol ac am sut y gellir gwneud cynnig o’r fath ar gael gan y swyddfa brisio leol a ddangosir uchod.