Tennessee Code Title 6. Cities and Towns § 6-56-402

(a) To ensure competence in the handling of municipal funds and the protection of public moneys, each municipality shall have in its employ, except as provided in this section, at least one (1) certified municipal finance officer (CMFO) or an exempt individual as recorder, city clerk, director of finance, or other official or employee who has oversight responsibilities regarding the municipality's financial operations, in accordance with the schedule established in this part.

(b) Any municipality with five hundred thousand dollars ($500,000) or less in gross revenues for all funds, including utilities, but excluding one-time non-recurring grants, and with debt totaling five hundred thousand dollars ($500,000) or less in the immediately preceding fiscal year may, instead of employing a CMFO, or a qualified individual who is exempt from CMFO certification for financial oversight, shall be required to have in their employment an individual who has met the continuing education requirements of § 6-56-404.