Sec. 2. The following definitions apply throughout this chapter:
(1) "Eligible political subdivision" means any of the following:
(A) A county.
(B) A municipality.
(C) An urban mass transportation system (as described in IC 36-9-4).
(2) "Metropolitan planning area" of the MPO means the aggregate geographic territory of the following political subdivisions:
(A) A county having a consolidated city.
(B) All eligible political subdivisions in a county having a consolidated city.
(C) All counties immediately adjacent to a county having a consolidated city.
(D) All eligible political subdivisions in a county immediately adjacent to a county having a consolidated city.
(3) "MPO" means the Indianapolis metropolitan planning organization established by section 3 of this chapter.