(1) Subject to the provisions of subsection (4), officers and ¹[sailors] shall be liable to serve in the Indian Navy or the Indian Naval Reserve Forces, as the case may be, until they are duly discharged, dismissed, dismissed with disgrace, retired, permitted to resign, or released.
     (2) No officer shall be at liberty to resign his office except with the permission of the Central Government and no ¹[sailor] shall be at liberty to resign his post except with the permission of the prescribed officer.
     (3) The acceptance of any resignation shall be a matter within the discretion of the Central Government or the officer concerned, as the case may be.
     (4) Officers retired or permitted to resign shall be liable to recall to naval service in an emergency in accordance with regulations made under this Act, and on such recall shall be liable to serve until they have been duly discharged, dismissed, dismissed with disgrace, retired, permitted to resign, or released.