Currently headteachers of maintained schools are required to register if they fall within the category of ‘school teacher’, i.e., they are qualified teachers and provide the specified work.
Ar hyn o bryd, mae'n ofynnol i benaethiaid ysgolion a gynhelir gofrestru os ydynt yn perthyn i'r categori ‘athro neu athrawes ysgol’, h.y.,