Ala. Code § 45-37A-52.195: Continuance of Contracts and Public Improvements.

All contracts entered into by the city, or for its benefit, prior to the adoption by such city of the mayor-council form of government, shall continue in full force and effect. Public improvements for which legislative steps have been taken under laws existing at the time of the adoption of the mayor-council form of government may be carried to completion as nearly as practicable in accordance with such existing laws.