Prime Minister and First Lord of the Treasury

The Rt Hon Keir Starmer

Biography

Sir Keir Starmer became Prime Minister on 5 July 2024.  

He was elected as the member for Holborn and St Pancras in May 2015. He was elected leader of the Labour Party in April 2020.

Prime Minister

The Prime Minister is the leader of His Majesty’s Government and is ultimately responsible for the policy and decisions of the government. 

As leader of the UK government the Prime Minister also: 

  • oversees the operation of the Civil Service and government agencies 
  • chooses members of the government 
  • is the principal government figure in the House of Commons 

More about this role

Cabinet Office and Prime Minister's Office, 10 Downing Street

First Lord of the Treasury

The First Lord of the Treasury is one of the Lords Commissioners of the Treasury. This role is usually held by the Prime Minister.

Since the 17th century, the Lords Commissioners of the Treasury have collectively carried out duties that were previously held by the Lord High Treasurer (head of His Majesty’s Treasury).

The Lords Commissioners of the Treasury also include:

10 Downing Street is the official residence of the First Lord of the Treasury, and not of the Prime Minister.

More about this role

Cabinet Office and Prime Minister's Office, 10 Downing Street