Section 337(2) in The Naval Ceremonial, Conditions Of Service And Miscellaneous Regulations, 1964
(2)Qualified officers of the Indian Naval Reserve and Indian Naval Volunteer Reserve shall take precedence with but after officers of the Indian Navy of the same rank and seniority and before officers (other than qualified officers) of the Reserves of the same rank, irrespective of seniority. Among themselves, qualified officers shall take precedence according to their respective seniority.