This will be done through two pieces of subordinate legislation, the Local Elections (Principal Areas) (Wales) Rules 2021 and the Local Elections (Communities) (Wales) Rules 2021.
Gwneir hyn drwy ddau ddarn o is-ddeddfwriaeth, Rheolau Etholiadau Lleol (Prif Ardaloedd) (Cymru) 2021 a Rheolau Etholiadau Lleol (Cymunedau) (Cymru) 2021.