Any member granted a leave of absence from the department, and not employed during such leave by the City of Monroe, may, in the sound discretion of the Board of Trustees, have both dues and benefits waived and suspended during such period of leave, and any leave of absence so granted by the Board of Trustees, may likewise in the discretion of the Board of Trustees, be recalled, vacated, and cancelled.
La. Consolidated Public Retirement § 11:3776