Additional Leave for Non. Industrial Accident/Illness-Reemployment (Education Code Section 88195) A permanent classified employee who has exhausted all entitlement to sick leave, vacation, compensatory overtime, or other available paid leave and who is absent because of non-industrial accident or illness may be granted additional leave, paid or unpaid, not to exceed six months. The Board may renew the leave of absence, paid or unpaid, for two additional six-month periods or such lesser leave periods that it may provide but not to exceed a total of 18 months.