(a) Upon receipt of notification in writing from the department, a school entity shall investigate the allegations of misconduct as directed by the department and may pursue the local disciplinary procedures established by law or by collective bargaining agreement for adjudication of complaints against an educator.

(b) Within 90 days of receipt of the written notification from the department directing the school entity to conduct an investigation, the school entity shall inform the department of the outcome of its investigation and whether it will pursue local employment action and may make a recommendation concerning discipline under this act. The department, upon request by a school entity, may extend the 90-day reporting period. In reporting the outcome of its investigation, the school entity shall provide the department with:

(b.1) If the school entity makes a recommendation concerning discipline, it shall notify the educator of such recommendation.

(c) A school entity and any official or employe thereof shall cooperate with the department during its review, investigation or prosecution and promptly shall provide the department with any relevant information and documentary and physical evidence that the department may reasonably request.

(d) When the department receives information at any time during the course of its review, investigation or prosecution of misconduct that the educator is currently employed by a school entity not previously notified under this act, the department shall notify the school entity of the complaint, investigation and charges so that the school entity may exercise its duties and rights under this act.

(e) A school entity is prohibited from entering into any agreement with an educator or educator association whereby a school entity agrees not to comply with its mandatory reporting duties or other duties outlined in this act. Any agreement or provision of an agreement contrary to this subsection is void and unenforceable.