The criteria for registration are set out in regulations, making it clear that all childcare and playwork settings should register; however there are some exceptions.
Mae'r meini prawf ar gyfer cofrestru wedi'u nodi mewn rheoliadau, gan ei gwneud yn glir y dylai pob lleoliad gofal plant a gwaith chwarae gofrestru; fodd bynnag, mae rhai eithriadau i hyn.