Principal Secretary to the Prime Minister of India the Government of India—was established after independence under the prime ministership of Jawaharlal Nehru, as a successor to the office of the Governor-General of India's secretary. Lal Bahadur Shastri appointed Lakshmi Kant Jha, an Indian Civil Service officer, as his secretary, making Jha the first secretary to the Government of India-ranked officer in the PMS. During Indira Gandhi's tenure as prime minister, the post of Principal Secretary to the Prime Minister was created; retired Indian Foreign Service officer P. N. Haksar became the first PS to the PM. The Principal Secretary to the Prime Minister of India acts as the
Prime Minister of India or AIC001), and maintained by the Indian Air Force—are used. The Special Protection Group (SPG) is charged with protecting the sitting prime minister and his/her family. The Prime Minister's Office (PMO) acts as the principal workplace of the prime minister. The office is located at South Block, and is a 20-room complex, and has the Cabinet Secretariat, the Ministry of Defence and the Ministry of External Affairs adjacent to it. The office is headed by the Principal Secretary to the Prime Minister of India, generally a former civil servant, mostly from the Indian Administrative Service (IAS) and rarely from the