Prime Minister of the United Kingdom the convention developed that the Prime Minister should always sit in the lower house. As leader of the House of Commons, the Prime Minister's authority was further enhanced by the Parliament Act of 1911 which marginalised the influence of the House of Lords in the law-making process. The Prime Minister is "ex officio" also First Lord of the Treasury and Minister for the Civil Service. Certain privileges, such as residency of 10 Downing Street, are accorded to Prime Ministers by virtue of their position as First Lord of the Treasury. The status of the position as Prime Minister means that
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