(1) A Government servant on leave may not return to duty before the expiry of period of the leave granted to him, unless he is permitted to do so by the authority which granted him leave.
(2) Notwithstanding anything contained in sub-rule (1), a Government servant on leave preparatory to retirement shall be precluded from withdrawing his request for permission to retire and from returning to duty, save with the consent of the authority empowered to appoint him.