Section 163D-15 - Trust indenture(a) A trust indenture may contain covenants and provisions authorized by part III of chapter 39, and as may be deemed necessary or convenient by the corporation for the purposes of this chapter.(b) A trust indenture may allow the corporation to pledge and assign to the trustee loans and other agreements related to the project facility, and the rights of the corporation thereunder, including the right to receive revenues thereunder and to enforce the provision thereof.(c) A trust indenture shall also contain provisions as to: (1) The investment of the proceeds of the revenue bonds, the investment of any reserve for the bonds, the investment of the revenues of the project facility, and the use and application of the earnings from investments; and(2) The terms and conditions upon which the holders of the revenue bonds or any portion of them or any trustee thereof may institute proceedings for the foreclosure of any loan or other agreement or any note or other undertaking, obligation, or property securing the payment of the bonds and the use and application of the moneys derived from the foreclosure.(d) A trust indenture may also contain provisions deemed necessary or desirable by the corporation to obtain or permit, by grant, interest, subsidy, or otherwise, the participation of the federal government in the financing of the costs of undertaking the project facility.