Ala. Code § 11-19-23
Wherever the regulations made under authority of this chapter require a greater width or size of yards or open spaces, or require a lower height of buildings, or require a greater percentage of lot to be left unoccupied. or impose other higher standards than are required in any other local statute or like ordinance or regulation, the provisions of the regulations made under the authority of this chapter shall govern.
Wherever the provisions of any other statute or local ordinance or regulation require a greater width or size of yards or other open space, or require a lower height of buildings, or require a greater percentage of lot to be left unoccupied. or impose other higher standards than are required by regulations made under authority of this chapter, the provisions of such statute or local ordinance or regulation shall govern.
Ala. Code § 11-19-23 (1975)