Sec. 2. As used in this chapter, "commission" refers to the following:
(1) With respect to a county having a consolidated city, the metropolitan development commission acting as the redevelopment commission of the consolidated city, subject to IC 36-3-4-23.
(2) With respect to a city described in section 1(2) of this chapter, the board of the airport authority for the city.
(3) With respect to a county described in section 1(3) of this chapter, the board of an airport authority that is jointly established by the county and a municipality under IC 8-22-3.
(4) With respect to a county described in section 1(4) or 1(5) of this chapter, the board of an airport authority that is jointly established by the county and a municipality under IC 8-22-3.
(5) With respect to a county described in section 1(6) of this chapter, the board of an airport authority that is established by the county.
(6) With respect to a city described in section 1(7) of this chapter, the board of aviation commissioners for the city.