Tenn. Code Ann. § 71-5-109: Expenditures not to exceed appropriation

(a) In no event shall the services paid for by the state including assistance from the United States government require expenditure of state funds in excess of the amount appropriated for such purpose.

(b) The commissioner may by rule and regulation fix the maximum level of services as are deemed necessary to ensure that an expenditure of state funds shall not exceed the amount provided for those purposes, as approved by the commissioner of finance and administration.