400
No person shall enter or remain in any public, private or parochial school building between the hours of 7:30 a.m. and 6:00 p.m. on days that school is in session, or until 10:00 p.m. at those schools which have extended sessions, who is not a regularly-enrolled student, teacher or employee at that school, unless the person shall have first and immediately proceeded to the administrative offices and been identified to the principal or the principal's agent and received written permission to remain on the premises.
What is 106-82. - Unauthorized persons entering school buildings