In this subtitle the following words have the meanings indicated. “Employee” means a fire, emergency medical services, paramedic, rescue, or support employee hired and compensated by a county or municipal corporation or a unit of a county or municipal corporation. “Employee” does not include an employee who is on probationary status upon entry into a fire fighting, rescue, paramedic, or emergency medical services agency. “Final decision” means a final disciplinary decision of a personnel board, trial board, civil service commission, or statutorily established review board by which an employee is suspended for not less than 30 consecutive days or is terminated. “Final decision” does not include a decision reached through arbitration under a collective bargaining agreement.