Senedd Cymru (Members and Elections) Act 2024
The Senedd Cymru (Members and Elections) Act 2024 (asc 4) (sometimes referred to as the Senedd Reform Act) is an act of the Senedd, the legislature of Wales, passed with the intent of expanding and reforming it. Provisions included creating sixteen larger constituencies, each electing six members of the Senedd (MSs) by proportional representation.
Source: Wikipedia — Senedd Cymru (Members and Elections) Act 2024 (CC BY-SA 4.0)