Vacancies in the council, other than mayor, shall be filled by the council at any regular meeting. In the event of a deadlock, and for purposes of breaking the deadlock, the mayor shall cast an additional vote. For the purposes of this section, a deadlock shall be determined to exist when, at the end of the third regular meeting of the council following the creation of the vacancy, the council shall not have selected a person to fill the vacancy. The person selected to fill a vacancy shall possess all of the qualifications set out in this section, including residence in the ward he or she represents, and he or she shall hold office until the next election of councilman.
Alabama Legal Code