The provisions of this law shall be compulsory as to all persons who enter the employment of the state or county of the state on or after July 1, 1947, and there shall be deducted from the salary of every officer and employee who thereafter enters the employment of the state or county of the state 6 percent as provided for in s. 122.03. All persons entering the service of the state or county of the state after July 1, 1947, shall be considered new employees or new officers and no prior service of such employees or officers shall be computed as part of their aggregate number of years of service under this law, except employees in military service on leave of absence who return immediately from military service to the service of the state or county of the state. Provided further that any person who is employed after the effective date of this chapter by a county having a retirement system shall be a compulsory member of this retirement system unless he or she becomes a member of its local retirement system.
Fla. Stat. § 122.04