Education Code § 44974
ARTICLE 3. Resignations, Dismissals, and Leaves of Absence
Both the governing board of any district and the district shall be freed from any liability for the payment of any compensation or damages provided by law for the death or injury of any employee of the district employed in a position requiring certification qualifications when the death or injury occurs while the employee is on any leave of absence granted under the provisions of Sections 44962 to 44976, inclusive.