Indiana Code Title 8. Utilities and Transportation § 8-21-12-21

Sec. 21. (a) The authority may accept, receive, and receipt for federal, other public, or private money for the acquisition, construction, enlargement, improvement, maintenance, equipment, or operation of airports, other air navigation facilities, and sites for them, and comply with federal laws made for the expenditure of federal money upon airports and other air navigation facilities.

(b) Subject to IC 8-21-8, the authority has exclusive power to submit to the proper state and federal agencies applications for grants of funds for airport development and to make or execute representations, assurances, and contracts, to enter into covenants and agreements with a state or a federal agency relative to the development of an airport, and to comply with all federal and state laws pertaining to the acquisition, development, operation, and administration of airports and properties by the authority.