All contracts and other obligations entered into by the municipality, or for its benefit, prior to the adoption by the municipality of the council-manager form of government under this article shall continue in full force and effect. Public improvements for which legislative steps have been taken under laws existing at the time the council-manager form of government under this article is made effective shall be carried to completion in accordance with the provisions of such existing laws.
Ala. Code § 11-43A-103 (1975)