There is operational flexibility to start from 1 September 2024, if there is capacity or vaccination is requested by eligible persons and can be accommodated.
Yn ymarferol, mae hyblygrwydd ar gael i ddechrau arni o 1 Medi 2024, os bydd capasiti ar gael neu os bydd pobl gymwys yn gofyn am frechiad a bod modd i hynny ddigwydd.