If exceptional circumstances mean that attendance is temporarily limited, children with at least one parent or carer who is a critical worker can go to their setting.
Os bydd amgylchiadau eithriadol yn golygu y bydd presenoldeb wedi’i gyfyngu dros dro, gall plant sydd ag o leiaf un rhiant neu ofalwr sy’n weithiwr hanfodol fynd i’w lleoliad.