Ala. Code § 1-2B-30: Use of National Motto by Government Entities on Public Buildings and Vehicles.

The governing body of any political subdivision of the state or any state agency may display the national motto of “In God We Trust” in and on public buildings and public vehicles, including, but not limited to any of the following:

(1) School classrooms.

(2) Courthouses.

(3) Libraries.

(4) Office buildings.

(5) Law enforcement or service vehicles.