For example, a teacher working at a maintained school must register with the EWC, whereas a teacher doing a virtually identical job at an independent school does not.
Er enghraifft, mae'n rhaid i athro sy'n gweithio mewn ysgol a gynhelir gofrestru â'r Cyngor, ond nid oes rhaid i athro sy'n gwneud yn union yr un gwaith i bob pwrpas mewn ysgol annibynnol wneud hynny.