of five years; reimbursement of office expenses; six domestic executive-class air tickets each year; and security cover from the armed forces and police as established by law. In addition, former prime ministers rank seventh on the Indian order of precedence, equivalent to chief ministers of states (within their respective states) and cabinet ministers. As a former member of the parliament, the prime minister also receives a pension after they leave office. In 2015, a former MP receives a minimum pension of per month, plus—if he/she served as an MP for more than five years— for every year served. Some prime ministers have had significant careers after their tenure, including H. D. Deve Gowda, who remained a Member of the Lok Sabha until 2019, and Manmohan Singh, who continues to be a Member of the Rajya Sabha. Death Prime ministers are accorded a state funeral. It is customary for states and union territories to declare a day of mourning on the occasion of death of any former prime minister. Commemoration Several institutions are named after prime ministers of India. The birth date of Jawaharlal Nehru is celebrated as children's day in India. Prime ministers are also commemorated on the postage stamps of several countries. Prime ministerial funds The prime minister presides over various funds. National Defence Fund The National Defence Fund (NDF) was set up the Indian government in 1962, in the aftermath of 1962 Sino-Indian War. The prime minister acts as chairperson of the fund's executive committee, while, the ministers of defence, finance and home act as the members of the executive committee, the finance minister also acts the treasurer of the committee. The secretary of the fund's executive committee is a joint secretary in the Prime Minister's Office, dealing with the subject of NDF. The fund—according to its website—is "entirely dependent on voluntary contributions from the public and does not get any budgetary support.". Donations to the fund are 100% tax-deductible under section 80G of the Income Tax Act, 1961. Prime Minister's National Relief Fund The Prime Minister's National Relief Fund (PMNRF) was set up by the first prime minister of India—Jawaharlal Nehru—in 1948, to assist displaced people from Pakistan. The fund, now, is primarily used to assist the families of those who are killed during natural disasters such as earthquakes, cyclones and flood and secondarily to reimburse medical expenses of people with chronic and deadly diseases. Donations to