Bydd rhaid i bobl sydd heb gael eu brechu barhau i hunanynysu am 10 diwrnod ar ôl dod i gysylltiad â rhywun sydd wedi profi'n bositif, gan gynnwys cysylltiadau agos y tu allan i'w haelwydydd.
People who are not vaccinated will still have to self-isolate for 10 days following contact with someone who has tested positive, including close contacts outside of their household.