Effective July 1, 1992, any employee employed in a position in which he or she receives compensation for less than 20 hours per week or a total of 80 hours per month, or in which school personnel receive compensation for less than half-time for the academic year, shall not be, or become a member, except that any active member employed in such position on July 1, 1992, may continue as an active member so long as he or she is employed in such position.
27 Miss. Code. R. 210-36-106