Tennessee Code Title 7. Consolidated Governments and Local Governmental Functions and Entities § 7-21-401

(1) The unified government shall be deemed a county and shall also be deemed a municipality for the purpose of determining its right to receive, and for the purpose of receiving, state aid or grant-in-aid from the state of Tennessee or from the United States or from any other agency, public or private;

(2) When funds are distributed on the basis of population or area, or both, to any county that has a unified government in effect pursuant to this chapter, then the entire population and the total area of the county shall be considered in calculating and determining the basis of the distribution;

(3) When funds are distributed to any county on the basis of rural area, rural road mileage or rural population, or any combination thereof, then the area to which such funds shall be applied shall exclude such basis attributable to any smaller city located in part or entirely within such county that has not elected to become a part of the unified government; otherwise, such funds shall be applied as determined by the legislative branch of the unified government;

(4) When funds are distributed to any incorporated city or municipality on the basis of population or area, or both, and the unified government is to receive that portion or portions attributable to any unified municipality, the area or population within the county that is also within the boundaries of any smaller city that has not elected to become a part of the unified government shall not be included in determining such basis for the application of such funds; otherwise, the population or the area to be used in determining such basis or to which such funds shall be applied shall be as determined by the legislative branch of the unified government.