For purposes of Section 103.1.a., the employer shall determine the required number of working days for the position on a full-time basis and the equivalent number of hours representing the full-time position. The retiree then may work up to one-half of the required number of working days or up to one-half of the equivalent number of hours and receive up to one-half of the salary for the position. In the case of employment with multiple employers or in multiple positions with the same employer, the limitation shall equal one-half of the number of days or hours for a single full-time position.
27 Miss. Code. R. 210-33-104