Tennessee Code Title 7. Consolidated Governments and Local Governmental Functions and Entities § 7-36-115

(1) To pledge all or any part of its revenues;

(2) To vest in any trustee the right to enforce any covenant made to secure, to pay, or in relation to its bonds, to provide for the powers and duties of such trustee, to limit the liabilities thereof, and to provide the terms and conditions upon which the trustee or the holders of bonds or any amount or proportion of them may enforce any such covenant; and

(3) To make such covenants and to do such acts as may be necessary in order to secure its bonds or which, in the absolute discretion of the board, tend to make the bonds more marketable, notwithstanding that such covenants and acts may restrict or interfere with the exercise of the powers granted in this chapter. The authority shall be given the power to do all things in the issuance of bonds, and for their security, that a private business corporation can do under the laws of this state.