They may vacate office by replacement or resignation or by ceasing to be a member of the House to which they belong. Here the President has no discretionary power. The President acting on the advice of the Prime Minister, may assign to the Prime Minister or any other Minister responsibility for any business of the government including the administration of any department of government. The responsibilities so allocated to Ministers are detailed in their letters of appointment. A Minister assigned responsibility for any department of government exercises general direction and control over that department and is answerable to Parliament for that department's activities.
Ministers normally decide all matters within their responsibility.
However on important political matters, they usually consult their colleagues collectively either through Cabinet or a Cabinet Committee. The functions of Parliamentary Secretaries are to assist Ministers in the performance of their duties. The Chief Justice is the Head of the Judiciary, the third traditional branch of Government, which is responsible for administering justice. The Chief Justice is President of the Court of Appeal and is the Chairman of the Judicial and Legal Service Commission. He is also ex-officio, a judge of the High Court and can therefore sit in that Court.