Section 9(1) in The Naval Ceremonial, Conditions Of Service And Miscellaneous Regulations, 1964
(1)Whenever any Heads of States, or the consorts of any Sovereigns, or any eminent foreign dignitary arrive at or quit any place in India, they shall, subject to the concurrence of the government, receive a 21 gun salute on their first arrival and again on their final departure, from any Shipspresent or from any battery to such place, from which salutes are usually fired, and from any ship, on her arrival or departure, which may arrive at or leave that place during the stay of such personage. A similar salute shall also be fired upon their going on board and again on leaving any of Indian Naval Ships, but concurrence of the Government will not be required in these cases. On such occasions, all Shipsshall be dressed, either overall or with masthead flags as may be ordered, in accordance with Regulation 44.
