Tennessee Code Title 45. Banks and Financial Institutions § 45-2-806

Notwithstanding any provisions of the existing laws of this state that may require security for the deposit of the public funds of the state or of any political subdivision of the state or of any municipality created under the laws of the state, in the form of a surety bond, deposit of collateral or otherwise, hereafter no bank receiving the deposits shall be required to furnish any security for the deposits, to the extent that the deposits are now insured under § 8 of the Banking Act of 1933 (12 U.S.C. §§ 1811 et seq.).