10 Downing Street ยท Prime Minister, Cabinet, and the House of Commons
650 seats distributed by party after the most recent general election wave. The diagram follows a Westminster-style layout: left and right benches by economic position, with centrist parties toward the crossbenches.
No Prime Minister
A qualifying party or coalition chair may nominate a Prime Minister.
Formation and confidence votes appear above when applicable.
Vacant
The leader of the largest opposition party in the Commons.
651 of 650 seats filled ยท sorted by size
The Prime Minister appoints ministers to lead government departments. Cabinet appointments do not require parliamentary confirmation โ the PM forms the government directly.
Key roles include the Chancellor of the Exchequer, Foreign Secretary, Home Secretary, and Secretaries of State for major policy areas.
15 principal secretaries โ Chancellor, Foreign, Home, Defence, and more