Section 65(2) in The Naval Ceremonial, Conditions Of Service And Miscellaneous Regulations, 1964
(2)At the discretion of the Chief of the Naval Staff or Senior Naval Officer present, the White Ensign may be hoisted at a flag staff ashore in India or in countries the Government of which is recognised by the Government of India, on such occasions as the "Beating the Retreat" or at the saluting base in a march past or review.
