Principal Secretary to the Prime Minister of India Principal Secretary to the Prime Minister of India The Principal Secretary to the Prime Minister of India (PS to the PM; IAST: ) is the senior-most bureaucrat in, and the administrative head of, the Prime Minister's Office. The officeholder is generally a civil servant, commonly from the Indian Administrative Service and occasionally from the Indian Foreign Service. The post is considered one of the most influential in the Indian civil services, and some principal secretaries are considered more powerful and influential than senior government ministers. The Prime Minister's Secretariat (PMS)—headed by an officer of the rank of joint secretary to
Minister of State for Commonwealth Relations Minister of State for Commonwealth Relations The Minister of State for Commonwealth Relations was a ministerial post in the Government of the United Kingdom from 1947 until 1966. The holder was responsible for assisting the Secretary of State for Commonwealth Relations in dealing with British relationships with members of the Commonwealth of Nations (its former colonies). After 1966 the post was merged with the Minister of State for the Colonies and became the Minister of State for Commonwealth Affairs. "Arthur Henderson held the post for less than two months before the position was abolished. It was then recreated in 1959."