Section 313(1) in The Naval Ceremonial, Conditions Of Service And Miscellaneous Regulations, 1964
(1)For a sailor to be eligible for the award of the Medal he must:(a)hold the [rank] [Substitued by S.R.O. 192, dated 10th September, 1973] of Chief Petty Officer or Petty Officer and their equivalents in any branch of the Indian Navy;(b)have completed 18 years pensionable service reckoned up to and for the 14th August of the year in which the recommendations are submitted, with a continuous record of "Very Good" character;(c)be in possession of 3 Good Conduct Badges;(d)have been recommeded for the award by the Captain on the sailor's Service Certificate for the 3 consecutive years immediately preceding his application;(e)be recommended by the Captain of the ship or establishment in which he is serving at the time of the application as in every respect deserving of the award.