Ala. Code § 35-2-53

Any plat or map, whether or not executed and recorded as provided in this article, may be vacated by the owner, his executor, administrator, or guardian of the lands at any time before the sale of any lot therein by a written instrument declaring the same to be vacated, executed, acknowledged, and recorded in like manner as conveyances of land which declaration, being duly recorded, shall operate to destroy the force and effect of the recording of the plat or map so vacated and to divest all public rights in the streets, alleys, and public grounds and all dedications laid out or described in such plat or map. When lots have been sold, the plat or map may be vacated, in the manner herein provided by all the owners of lots in such plat or map joining in the execution of such writing.