South West Wales Corporate Joint Committee (principal councils for Carmarthenshire, Pembrokeshire, Neath Port Talbot, Swansea, and Pembrokeshire Coast national park authority)
Cydbwyllgor Corfforedig De-orllewin Cymru (prif gynghorau Sir Gaerfyrddin, Sir Benfro, Castell-nedd Port Talbot, Abertawe ac awdurdod parc cenedlaethol arfordir penfro)