Civil Service (United Kingdom) programme itself. The position of 'Minister for the Civil Service' is not part of the Civil Service as it is a political position which has always been held by the Prime Minister of the United Kingdom. The highest ranking civil servant in the country is the Cabinet Secretary. A subsidiary title that was also held by the incumbent was "Head of the Home Civil Service" or more recently sometimes styled "Head of the Civil Service", who until recently was also the incumbent Cabinet Secretary and Permanent Secretary of the Cabinet Office. However, following the Coalition Government of David Cameron the
Council of Civil Service Unions v Minister for the Civil Service While the use of the Royal Prerogative for national security reasons is considered outside the scope of the courts, most other uses of the Prerogative are now judicially reviewable in some form. The GCHQ case also confirmed that non-legal conventions might be subject to "legitimate expectation". A convention would not have usually been litigible, and it was necessary for the court to demonstrate that it was in the present case: such a rule had been established in respect of Cabinet conventions in "Attorney General v Jonathan Cape Ltd". Although the court ruled against the union, it was accepted that the