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| Senedd elections | |
|---|---|
| Name | Senedd elections |
| Country | Wales |
| Type | parliamentary |
| First election | 1999 |
| Seats for election | 60 members |
| Voting system | Additional Member System (First Past the Post and regional list) |
| Frequency | Every five years (maximum) |
Senedd elections are periodic polls to choose representatives to the Senedd Cymru, the devolved legislature based at Cardiff. They determine membership of the Senedd and influence the composition of the Welsh Government, affecting relations with the United Kingdom Parliament, interactions with the European Union institutions prior to 2020, and policy links to bodies such as the Local Government Boundary Commission for Wales and the Electoral Commission (United Kingdom). Major political parties including Welsh Labour, Welsh Conservatives, Plaid Cymru, and Liberal Democrats contest seats alongside smaller groups such as Wales Green Party, Reform UK, and independent candidates.
Senedd elections select 60 members to the Senedd Cymru at elections usually held every five years and administered under rules shaped by the Government of Wales Act 1998, the Government of Wales Act 2006, and subsequent legislation from the UK Parliament. Turnout, party performance, and leadership outcomes influence leadership contests within parties like Welsh Labour and Plaid Cymru and can precipitate changes in the First Minister of Wales post. Electoral events in 1999, 2003, 2007, 2011, 2016, and 2021 have set precedents referenced in debates involving figures such as Rhodri Morgan, Carwyn Jones, Mark Drakeford, Leanne Wood, and Andrew RT Davies.
Elections use the Additional Member System combining single-member plurality contests and regional proportional lists, a hybrid inspired by models debated in contexts including the Additional Member System (Scotland), the German Bundestag discussions on mixed-member proportional representation, and reforms considered after reports from the Holtham Commission. Voters cast two ballots: one for a constituency candidate elected by First Past the Post and one for a regional party list allocated using the D'Hondt method. The system was shaped by statutory instruments influenced by the Welsh Assembly (Transfer of Functions) Order 2007 and procedural guidance from the Electoral Commission (United Kingdom).
The Senedd comprises 40 constituencies mirroring many UK Parliament constituencies in Wales and five electoral regions—Mid and West Wales, North Wales, South Wales Central, South Wales East, and South Wales West—each returning four regional members. Boundaries have been adjusted following recommendations from the Local Government Boundary Commission for Wales and in response to reviews linked to the Boundary Commission for Wales and UK-wide constituency reviews such as the one culminating in changes debated alongside the Wales Act 2017. Notable constituencies include Cardiff Central, Swansea West, Aberavon, Dwyfor Meirionnydd, and Gower.
Electors must meet residency and citizenship criteria set out in electoral law, notably being citizens of the United Kingdom, the Republic of Ireland, qualifying Commonwealth of Nations countries, or the European Union (subject to changes after Brexit). Registration is managed by local electoral registration officers and overseen by the Electoral Commission (United Kingdom), with special arrangements for service personnel, students at universities such as Cardiff University and Bangor University, and residents in care homes. Eligibility rules intersect with legal instruments like the Representation of the People Act 1983 and subsequent amendments introduced in debates in the House of Commons and House of Lords.
Campaigns involve manifestos, televised debates, and canvassing coordinated by party headquarters such as Welsh Labour, Plaid Cymru, Welsh Conservatives, and Liberal Democrats; campaign regulation falls under the remit of the Electoral Commission (United Kingdom). Prominent campaign issues often mirror public debates on health services provided by NHS Wales, education policy affecting institutions like the Welsh Department for Education and schools in Cardiff, transport projects like the South Wales Metro, and environmental policies linked to organisations including the Environment Agency Wales. Campaign finance and advertising have been contested in cases considered by bodies such as the Information Commissioner's Office and in the context of debates in the National Assembly for Wales (now Senedd).
Constituency winners are declared in single-member contests; regional seats are allocated using the D'Hondt method to achieve a degree of proportionality, with totals affecting which party forms the Welsh Government and who may be nominated for First Minister of Wales. Outcomes have produced majority administrations by Welsh Labour and coalitions including arrangements with Liberal Democrats and confidence-and-supply agreements with parties like Plaid Cymru. High-profile results include swings in seats such as Cardiff West, Vale of Clwyd, and Conwy which have been pivotal in determining legislative agendas and appointments to ministerial posts.
The Senedd's electoral arrangements evolved from devolution debates culminating in the Government of Wales Act 1998 and subsequent reforms in the Government of Wales Act 2006 and Wales Act 2017, with further proposals considered after reports from commissions such as the Richard Commission and the Holtham Commission. Major reforms have included renaming the legislature to the Senedd, changes to legislative competence affecting interactions with the UK Parliament, and proposals for expanding membership or altering the voting system—debates influenced by comparative examples like the Scottish Parliament and constitutional discussions in the House of Commons. Electoral modernization continues to be shaped by statutory reviews, petitions to bodies like the Electoral Commission (United Kingdom), and party manifestos ahead of successive elections.
Category:Elections in Wales