No political subdivision of the State of Alabama, including counties, cities, special taxing districts or other taxing instrumentalities, shall levy a tax upon the excise or privilege of severing coal in Alabama. It is the intent hereof that all taxing authority upon the excise or privilege of severing coal as is granted in Section 40-13-2 shall inure to the State of Alabama exclusively.
Ala. Code § 40-13-9 (1975)