For the purpose of nominating and electing members of the council and the mayor, this part shall become applicable to any city adopting the mayor-council form of government upon the filing of the certificate of adoption by the judge of probate with the mayor or other chief executive office of the city as provided for in Section 45-37A-52.05. For all other purposes this part shall become applicable to the city at the time when the first council of such city elected under the provisions hereof takes office and qualifies.
Ala. Code § 45-37A-52.199 (1975)