Tennessee Code Title 54. Highways, Bridges and Ferries § 54-5-806

(a) The policy, principles and reimbursement provisions of this part shall apply equally to all other utilities, whether public, private or cooperatively owned, that furnish utility service including, but not limited to, water, electric power, sanitary sewer, storm sewer, steam, fuel gas and telephone or telegraph service through a system of pipes, conduits, cables, or wires devoted to public utility service.

(b) The policy, principles, and reimbursement provisions of this part shall apply to any and all highway projects that have not been completed on April 1, 1963, even though prior to April 1, 1963, the commissioner has required agreements with the affected utilities concerning the relocation work. The commissioner is authorized and directed to amend any and all existing agreements so as to conform to this part.