Governing bodies of maintained schools have the power in law to do anything which appears to them to be necessary or expedient for the purposes of, or in conjunction with, the conduct of the school.
Mae gan gyrff llywodraethu ysgolion a gynhelir y pŵer yn ôl y gyfraith i wneud unrhyw beth y mae'n ymddangos iddynt yn angenrheidiol neu'n hwylus at ddibenion, cynnal yr ysgol.