Usage of Sick Leave Accruals. In addition to the usage of sick leave accruals, when an employee is personally ill or disabled, they shall be entitled to use any available earned sick leave accruals for an absence from duty for personal medical appointments or to attend to their ill, eligible family member. Catastrophic Leave donations for eligible employees will only be allowed in circumstances where an employee has exhausted all available leave accruals, and are no longer covered by STD or LTD, if applicable, whether the donations are requested to cover a personal or family-related illness.