The appeal authority for the city shall be the board of adjustment. The board of adjustment shall consist of five (5) members, who shall be appointed by the mayor with the advice and consent of the city council for a term of five (5) years; provided, that the term of the members of the first board so appointed shall be such that the term of one member shall expire each year. Any member may be removed for cause by the city council upon written charge and after public hearing, if such public hearing is requested. Vacancies shall be filled for the unexpired term of any member whose term becomes vacant, by appointment of the mayor with the advice and consent of the city council. The board of adjustment shall elect a chairperson and chairperson pro tem from among its members, whose terms shall be for one year. (Ord. 2007-28, 10-17-2007)