1. The sheriff of a metropolitan police department may appoint one or more police officers who have the same powers and duties as deputy sheriffs. The appointment and removal of those police officers by the sheriff of a metropolitan police department must be made in accordance with the provisions of the civil service system for the department.
2. In any county whose population is 100,000 or more, the sheriff shall appoint and remove deputies in accordance with the provisions of the merit personnel system of that county.