However, if they provide a coaching and tuition service for children under 5 years of age and they attend for more than 4 hours a day, they must register.
Fodd bynnag, os yw'n darparu gwasanaeth hyfforddiant a gwersi i blant o dan 5 oed ac maent yn bresennol am fwy na 4 awr y dydd, rhaid iddo gofrestru.