Ni chaniateir i deithwyr o wledydd ar y rhestr goch ddod i mewn i Gymru, ond rhaid iddynt ddod i mewn drwy borth mynediad yn Lloegr a mynd i gyfleuster cwarantin a reolir am 10 diwrnod. Tra bod y teithiwr mewn cyfleuster cwarantin rhaid iddynt hefyd gael prawf PCR ar ôl cyrraedd ar ddiwrnod 2 a diwrnod 8.
Travellers from red list countries will not be permitted to enter Wales but must enter through a port of entry in England and go into a managed quarantine facility for 10 days. Whilst they are in quarantine they must also take post-arrival PCR tests on day 2 and day 8.