There shall be two (2) categories of positions in the exempt service, temporary/seasonal and permanent, defined as follows: A temporary/seasonal position shall mean any duly authorized and properly allocated position which, by virtue thereof, shall permit the employment of one (1) person for not more than seven hundred (700) hours in any twelve (12) month period; and, A permanent position shall mean any duly authorized and, where applicable, properly allocated position which, by virtue thereof, permits the employment of any of the persons in the exempt service, except for members of boards and commissions; experts or specialists performing temporary services; employees required to be covered by the State merit system; elected officials whose positions and salary and/or compensation is otherwise established by County Charter or State statute; and persons occupying temporary/seasonal, exempt service positions.