But surely that wording would/could mean Dyfed/Gwent/South Wales and not preclude them operating two Agusta's with the addition of the present North Wales EC135 into an All Wales force?
It emains pretty open though and might also mean the Dyfed machine covering southern Wales and the EC135 northern Wales, thereby making the current flurry of type presentations to the Cardiff operators a 'waste of effort.'
Always acknowledging that few police want an all Wales force in the first place!