Tennessee Code Title 54. Highways, Bridges and Ferries § 54-8-111

The authority may procure such legal and technical advice, approving opinions, and such financial assistance as it may consider necessary in connection with the carrying into effect of this chapter, and may pay all necessary expenses, including costs of advertisement, printing bonds, certificates and coupons, publication of all releases, purchases of all necessary books and records, and all other incidental expenses as may be necessary.  All such expenses, as well as the amount of any discount at which bonds issued under this chapter are sold, may be funded by bonds issued under this chapter.