Principal Private Secretary to the Prime Minister appointed by Theresa May on 10 May 2017. During Tony Blair's administration, he modified the law under which the Civil Service operated to create the role of Downing Street Chief of Staff, which though held by a political advisor outranked the Principal Private Secretary. When Gordon Brown ascended to office, he reversed the change to the Civil Service law. When David Cameron became Prime Minister, he promoted the then-PPS to a new post of "Permanent Secretary, Downing Street", a position which took over heading the Prime Minister's Office. In 2012, the postholder, Jeremy Heywood, was appointed as Cabinet Secretary, this
Public service of the Republic of Ireland of the Government and the Civil Service of the State. Whilst these two components are largely theoretical they do have some fundamental operational differences. The Civil Service of the Government advises and carries out the work of the Government, through the various Departments of State, of which there are fifteen; one for each Minister of the Government. Each department is led by a senior civil servant known as the Secretary General (often referred to as "departmental head" in the media), a title equivalent to that of Permanent Secretary in the British Civil Service. The most senior civil servant and head