Ala. Code § 11-53-2

The incorporated municipalities of this state are specifically authorized, in order to protect the health, safety, morals, welfare, well-being and comfort of their inhabitants and the public at large to enact, adopt, and enforce ordinances regulating the use, control, repair, and maintenance of buildings, dwellings, and structures of all types and descriptions used for human habitation or occupancy and, the number of occupants and the mode and manner of occupancy for the purpose of insuring the healthful, safe, and sanitary environment of the occupants of such structures and to compel the owners or persons in charge of such buildings to alter, reconstruct, or modify them or any room, compartment, or part thereof for the purpose of insuring the healthful, safe, and sanitary environment of the occupants thereof and to prohibit the use and occupancy of such buildings, dwellings and structures of all types and descriptions used for human habitation or occupancy until such rules, regulations, and provisions imposed by ordinance shall have been complied with.