Indiana Code Title 8. Utilities and Transportation § 8-10-5-13

Sec. 13. (a) Whenever a port authority, which was created or which shall be hereafter created by a city, town or county acting as a singular government unit or which after its creation has come under the jurisdiction of a city, town, or county as a singular government unit, has been authorized by the governing body of the city, town, or county to issue and sell revenue bonds for the purpose of obtaining funds with which to construct, purchase, lease, operate, maintain, or improve facilities included in the development plan or amendment thereof, the revenue bonds shall be:

(b) In authorizing revenue bonds and providing for the issuance and sale thereof, the governing body of the city, town, or county shall, by ordinance, consistent with pertinent statutes, provide all necessary details concerning the form and tenor of the revenue bonds, the amount thereof, the maturity dates, the provision for payment of principal and interest, the negotiability, and all other details, requirements, regulations, or specifications necessary to make the revenue bonds acceptable and legal instruments.

(c) The governing body shall, in its ordinance, make provision for the expenditure of the funds derived from the sale of the revenue bonds in accordance with the purposes for which the issuance and sale was authorized.  The governing body shall specifically provide for the allocation of income and revenue of the port authority into the fund or funds as may be necessary to properly secure the accumulation of money in a separate account or accounts for use in the payment of principal and interest of the revenue bonds as they become due and payable.