However, this IIA, which encompasses the information used to inform a series of decisions initially made between July and August 2020, concerns the following proposals:
Fodd bynnag, mae'r AEI hwn, sy'n cynnwys yr wybodaeth a ddefnyddir i lywio cyfres o benderfyniadau a wnaed i ddechrau rhwng mis Gorffennaf a mis Awst 2020, yn ymwneud â'r cynigion canlynol: