- Irish Republic Government: The Government of Ireland / Eolas ar Stát na hÉireann
- Irish Republic Parliament: Houses of the Oireachtas / Tithe an Oireachtais
- Political parties represented in the Parliament after the 2003 Irish elections:
1.- Fianna Fáil
2.- Fine Gael
3.- Labour Party
4.- Intependents (not affiliated to any political party)
5.- Progressive Democrats
6.- Green Party
7.- Sinn Féin
8.- Socialist Party
- European Government: The European Union
- European Parliament: The European Parliament


- Northern Ireland Government: The Northern Ireland Assembly
- Political parties represented in the Assembly after the 2003 elections:
1.- Democratic Unionist Party (DUP)
2.- Ulster Unionist Party (UUP)
3.- Sinn Féin (SF)
4.- Social Democratic and Labour Party (SDLP)
5.- Alliance Party of Northern Ireland (APNI)
6.- Progressive Unionist Party (PUP)
7.- UK Unionist Party (UKUP)
- United Kingdom Government: Prime Minister's Office / Cabinet Office / UKonline
- United Kingdom Parliament: The United Kingdom Parliament
- European Government: The European Union
- European Parliament: The European Parliament

- Scottish Government: The Scottish Executive
- Scottish Parliament: The Scottish Parliament
- Political parties represented in the Parliament after the 2003 Scottish elections:
1.- Scottish Labour Party
2.- Scottish National Party (SNP)
3.- Scottish Liberal Democrats
4.- Scottish Conservative & Unionist Party
5.- Scottish Green Party
6.- Scottish Socialist Part (SSP)
7.- Independent: MSP for Falkirk West
8.- Save Stobhill Hospital Party
9.- Scottish Senior Citizens Unit Party
10.- Independent: Margo MacDonald
- United Kingdom Government: Prime Minister's Office / Cabinet Office / UKonline
- United Kingdom Parliament: The United Kingdom Parliament
- European Government: The European Union
- European Parliament: The European Parliament

- Isle of Man Government: Isle of Man Government
- Isle of Man Parliament: Tynwald, the Parliament of the Isle of Man
- Political parties represented in the House of Keys after the 2001 elections:
1.- Independents (not affiliated to any political party)
2.- Alliance for Progressive Government
3.- Manx Labour Party
- United Kingdom Government: Prime Minister's Office / Cabinet Office / UKonline
- United Kingdom Parliament: The United Kingdom Parliament

- Welsh Government: National Assembly for Wales / Cynulliad Cenedlaethol Cymru
- Political parties represented in the Assembly after the 2003 Welsh elections:
1.- Welsh Labour Party / Llafur Cymru
2.- Welsh Conservative Party
3.- Plaid Cymru / The Party of Wales
4.- Welsh Liberal Democrats / Democratiad Rhyddfrydol Cymru
5.- Independent: John Marek
- United Kingdom Government: Prime Minister's Office / Cabinet Office / UKonline
- United Kingdom Parliament: The United Kingdom Parliament
- European Government: The European Union
- European Parliament: The European Parliament

- Cornish Government: Cornwall County Council
- Political parties represented in the Cornwall County Council after the 2001 elections:
1.- Liberal Democrats
2.- Independents (not affiliated to any political party)
3.- The Conservative Party
4.- British Labour Party
- United Kingdom Government: Prime Minister's Office / Cabinet Office / UKonline
- United Kingdom Parliament: The United Kingdom Parliament
- European Government: The European Union
- European Parliament: The European Parliament

- Breton Government: Région Bretagne
- Political parties represented in the Région Bretagne after the 2003 French regional elections:
1.- Parti Socialiste (PS)
2.- Union pour un Mouvement Populaire (UMP)
3.- Union por la Démocratie Française (UDF)
4.- Les Verts
5.- Parti Communiste Français (PCF)
6.- Parti des Radicaux de Gauche (PRG)
7.- Union Démocratique Bretonne (UDB)
- French Government: Portail du Gouvernement Français
- French Parliament: Assemblée Nationale
- European Government: The European Union
- European Parliament: The European Parliament

- Galician Government: Xunta de Galicia
- Galician Parliament: Parlamento de Galicia
- Political parties represented in the Parlamento de Galicia after the 2005 Galician elections:
1.- Partido Popular de Galicia (PP)
2.- Partido dos Socialistas de Galicia - Partido Socialista Obrero Español (PSdG-PSOE)
3.- Bloque Nacionalista Galego (BNG)
- Spanish Government: La Moncloa
- Spanish Parliament: Congreso de los Diputados
- European Government: The European Union
- European Parliament: The European Parliament