Prime Minister's Office (Sri Lanka) the Parliament. The office of prime minister was formed in 1947 with D. S. Senanayake becoming the first Prime Minister of Ceylon. It consisted of a Secretary (Permanent Secretary) and an Assistant Secretary, who were officers of the Ceylon Civil Service, and a Private Secretary, along with clerical and support staff based at the Senate Building along with the Senate, Cabinet office and the Ministry of External Affairs and Defence. Since 1960 the prime minister's office has been based at Sirimathipaya Mansion on Sir Ernest de Silva Mawatha (formerly Flower Road), Colombo which was the former residence of philanthropist Sir
Prime Minister of Mauritius appointment of the Prime Minister and Cabinet. The Prime Minister has the constitutional duty to advise him/her when to exercise these prerogatives. During the British Mauritius period, it was the Chief Minister who was the head of government, executive powers was vested by the Governor, representative of the Monarch. The only Chief Minister which the country had known was Sir Seewoosagur Ramgoolam, from 26 September 1961 to 12 March 1968. The office of the Prime Minister of Mauritius was created on 12 March 1968 when Mauritius became an independent state. Queen Elizabeth II remained as head of state as Queen