Code of Alabama
Part 3 - The Council.
Section 45-37A-52.53 - Eligibility.

Council members shall be qualified electors of the city, at least 21 years of age at the time of their election, and shall hold no other public office except that of notary public or member of the national guard or naval or military reserve. If a council member shall cease to possess any of these qualifications or shall be convicted of crime involving moral turpitude, his or her office shall immediately become vacant.