Section 146(2) in The Naval Ceremonial, Conditions Of Service And Miscellaneous Regulations, 1964
(2)[ The Chief of the Naval Staff is competent to transfer officers and sailors from one Ship or Shore Establishment to another as supernumeraries for temporary service provided that the total complement of the Indian Navy as a whole is not thereby exceeded.] [Inserted by S.R.O. 17-E, dated 5th July, 1967][146-A. Unpaid acting ranks. [Inserted by S.R.O. 3-E, dated 24th March, 1966]- Unpaid acting ranks appropriate to the appointments held may be granted to officers if considered necessary in the interest of service.]