If any councilmember or the managing director assumes the office of mayor because of a vacancy in the office of the mayor, then a vacancy shall exist in the office of councilmember or the managing director, as the case may be.
(Sec. 1-8.8, R.O. 1978 (1983 Ed.)) (1990 Code, Ch. 1, Art. 7, § 1-7.8)