Mae’r hawl i brynu eisoes wedi ei atal ar Ynys Môn, yn Sir Gaerfyrddin, Sir Ddinbych, Sir y Fflint, Powys, Abertawe a Chaerdydd. Yn dilyn y flwyddyn a ganiateir o dan y Ddeddf i arfer eu hawliau, bydd yr Hawl i Brynu a hawliau cysylltiedig yn cael eu dileu ym mhobman yng Nghymru ar 26 Ionawr 2019.
Right to Buy has already been suspended in Anglesey, Carmarthenshire, Denbighshire, Flintshire, Powys, Swansea and Cardiff.  Following the one year allowed under the Act to exercise their rights, the Right to Buy and associated rights will finally be abolished throughout Wales on the 26 January 2019.