Pennsylvania Statutes Title 18 Pa.C.S.A. Crimes and Offenses § 5517. Unauthorized school bus entry

(a) Offense defined.--A person who enters a school bus without prior authorization of the driver or a school official with intent to commit a crime or disrupt or interfere with the driver or a person who enters a school bus without prior authorization of the driver or a school official who refuses to disembark after being ordered to do so by the driver commits a misdemeanor of the third degree.

(b) Notice.--A school district may place a notice at the entrance of the school bus that warns against unauthorized entry.