Section 42(2) in The Naval Ceremonial, Conditions Of Service And Miscellaneous Regulations, 1964
(2)Salutes returned. - Salutes from ships of war which will be returned gun for gun(a)To the national flag on anchoring at a foreign port, except in the circumstances detailed in sub-regulation (2) of Regulation 12.(b)To the flags or broad pendants of foreign Flag Offii sirs and Commodores or Captains Command ranking as Commodores when met with at sea or in harbour.
