No county, municipality, or other political subdivision shall have the power to make any laws, ordinances, or resolutions providing for the construction, installation, inspection, maintenance, and repair of boilers and pressure vessels within the limits of the county, municipality, or other political subdivision. (Act 2000-315, p. 488, §21.)
Preemption
Ala. Code § 25-12-21, under The Boiler and Pressure Vessel Safety Act.
Ala. Code § 25-12-21