(1) A 21 gun salute shall be fired on the assumption and relinquishment of office by the President, by all Indian Naval Ships in ports in India.
(2) A 21 gun salute shall be given to the President on his arrival in and departure from India on occasions notified as ‘Public’, by all Indian Naval Ships present in the port of arrival or departure, and by any ship, on her arrival or departure, which may arrive at or leave that port during the stay of the President
(3) Whenever the President shall embark in any ship of war, the National flag shall be hoisted at the main, and the National Flag at the fore of such ship; or if on board a vessel with less than two masts, they shall be hoisted in the most conspicuous parts of her. Should however, the President go on board for a short visit, the National flag at the main only shall be hoisted. A 21 gun salute shall also be fired from a ship or vessel on the President going on board and again on leaving her; and every one of Indian Naval Ships present shall like wise fire a 31 gun salute on the hoisting of those flags, and such further 31 gun salutes shall be fired on the President quitting the ship or vessel or passing in a boat or on such other occasion as may be directed.
(4) Whenever the President shall be embarked in a ship or vessel at sea and the beforementioned flags shall be hoisted in her, every one of Indian Naval Ships, meeting, passing or being passed by her, shall fire a 31 gun salute.
(5) The National Flag at the main indicates the presence of the President on board and hence is to be hoisted at the main only on occasion when the President is actually present.
7. National Flag at Jack staff- (1) On occasions when an Indian Naval ship or vessels ship or vessel is under way with the President’s such ship or vessel and all escorting ships and vessels shall wear the National Flag at the Jack staff and shall wear the white ensign and National Flag continuously day and night.
(2) The provisions of sub-regulation (1) shall apply in relation to Indian Naval ships and vessels wearing on escorting flag of the President of a foreign republic or a Royal; standard as they apply in relation to Indian Naval ships or vessels with the President embarked or escorting a vessel in which the President is embarked.