§121-18 Retired list. Officers shall be placed on the retired list in the grade held at the time of retirement and may if promoted by the commander in chief be placed on such list in the next higher grade. Retired officers shall only be placed on active duty by order of the commander in chief and while on active duty shall rank next to officers of like grade upon the active list. [L 1967, c 196, pt of §1; HRS §121-18]