18A:37-12. Nonapplicability of act 
6. This act shall not apply to any pupil who has obtained the written authorization of the chief school administrator to lawfully possess a firearm while participating in a school-sponsored function.  The chief school administrator shall not provide such authorization to any pupil who has been convicted or adjudicated delinquent for possession of a firearm or for a crime involving the use of a firearm. 

L.1995,c.127,s.6.