For purposes of this chapter, the following terms have the following meanings:
(1) COMMERCIAL SERVICE AIRPORT. As defined in 49 U.S.C. § 47102.
(2) DEPARTMENT. The Alabama Department of Transportation.
(3) DIRECTOR. The Director of Transportation for the Alabama Department of Transportation.
(4) GENERAL AVIATION AIRPORT. As defined in 49 U.S.C. § 47102.
(5) IMPROVEMENT. The acquiring, engineering, construction, or maintenance of existing or proposed airports and other air navigation facilities within the state.
(6) PROGRAM. The Alabama Airport Economic and Infrastructure Program.