2. Until such date as may be notified in this behalf by the ¹[Government] any person enrolled for service in the Bangladesh Navy who, by reason of the expiry of the term for which he was engaged to serve when so enrolled, is no longer liable for service shall, notwithstanding such expiry, continue to be enrolled for service and to be liable for service in the Bangladesh Navy until he is discharged by the order of the Officer Commanding the Bangladesh Navy: Provided that the period for which the service of any such person is extended under this section shall not exceed five years from the day on which his service would otherwise have terminated.