The election to exercise such authority shall be evidenced by resolution, duly recorded in the official minutes, adopted by the board of county commissioners in the case of a county, by the school board, in the case of a school district and by the members of the board, or department head if an individual, in the case of any state department, board or bureau, and by the governing body by resolution or ordinance in the case of any other governmental unit of the State of Florida. History: s. 2, ch. 20852, 1941; s. 1, ch. 69-300.