(g) To Report Certain Acts to Law Enforcement and the Superintendent. -- When the principal has personal knowledge or actual notice from school personnel that an act has occurred on school property involving assault resulting in serious personal injury, sexual assault, sexual offense, rape, kidnapping, indecent liberties with a minor, assault involving the use of a weapon, possession of a firearm in violation of the law, possession of a weapon in violation of the law, or possession of a controlled substance in violation of the law, the principal shall immediately report the act to the appropriate local law enforcement agency.