Civil Service (United Kingdom) Civil Service (United Kingdom) Her Majesty's Home Civil Service, also known as Her Majesty's Civil Service or the Home Civil Service, is the permanent bureaucracy or secretariat of Crown employees that supports Her Majesty's Government, which is composed of a cabinet of ministers chosen by the Prime Minister of the United Kingdom of Great Britain and Northern Ireland, as well as two of the three devolved administrations: the Scottish Government and the Welsh Government, but not the Northern Ireland Executive. As in other states that employ the Westminster political system, Her Majesty's Home Civil Service forms an inseparable part of
Council of Civil Service Unions v Minister for the Civil Service Council of Civil Service Unions v Minister for the Civil Service Council of Civil Service Unions v Minister for the Civil Service [1984] UKHL 9, or the "GCHQ case", is a UK constitutional law and UK labour law case that held the Royal Prerogative was subject to judicial review. In 1984, the government of Margaret Thatcher banned employees of the Government Communications Headquarters (GCHQ) from joining any trade union for "national security" reasons by an Order in Council using the Royal Prerogative. The Council of Civil Service Unions claimed in judicial review that defeated their legitimate expectations, to collectively bargain