Deputy Prime Minister of the United Kingdom as to the absence of a formal post of Deputy Prime Minister in Britain's uncodified constitution. Theoretically the sovereign possesses the unrestricted right to choose someone to form a government following the death, resignation or dismissal of a Prime Minister. One argument made to justify the non-existence of a permanent deputy premiership is that such an office-holder would be seen as possessing a presumption of succession to the premiership, thereby effectively limiting the sovereign's right to choose a prime minister. However, only two Deputy Prime Ministers have gone on to become Prime Minister. Clement Attlee won the 1945 general election
Civil Service (United Kingdom) three posts were split from the single holder. The last person to hold all three positions together was Gus O'Donnell, Cabinet Secretary, Head of the Home Civil Service and Cabinet Office Permanent Secretary, September 2005 – January 2012. The postholder is responsible for ensuring that the Civil Service is equipped with the skills and capability to meet the everyday challenges it faces and that civil servants work in a fair and decent environment. They also chair the Permanent Secretary Management Group and the Civil Service Steering Board which are the main governing bodies of the Civil Service. It was announced