Ala. Code § 36-31-1
Each governing body in the State of Alabama including the council, commission or similar governing body of each municipal corporation, the board of directors of each incorporated municipal board, the county commission of each county, the board of education of each city, the board of education of each county, the board of directors of each county or municipal hospital, each gas district, any other county or municipal public corporation, agency or authority and the board of trustees, board of managers, board of control or similar governing body of each state agency or institution of education, learning, training or correction or for the delinquent, insane, sick, deaf, dumb, blind, needy, juvenile or aged, now existing or established after September 16, 1963, may designate a bank (whether a national bank or banking association or a banking or trust company operating under the jurisdiction of the Superintendent of Banks of the State of Alabama) having its principal office in the State of Alabama, having capital, surplus and undivided profits of not less than $1,000,000.00 and having trust powers as trustee to administer funds of any pension and retirement fund established by the governing body and may prescribe such powers and duties in the trustee, including investing, reinvesting and holding the funds and carrying out other duties of administration of the fund as the governing body may deem expedient.
Ala. Code § 36-31-1 (1975)