165. Vacation of office of Chief of State: (1) The office of the Chief of State shall become vacant in any of the following circumstances:
(a) if he or she tenders resignation in writing to the President,
(b) if his or her term of office expires and he or she is removed from office by the President prior to expiration of the term,
(c) if he or she dies.
(2) If the office of the Chief of State of any State falls vacant, the President may so designate the Chief of State of another State to act as such also for such State.