New Jersey Statutes Title 2C. The New Jersey Code of Criminal Justice 2C § 4-3

a. If a defendant intends to claim insanity pursuant to section 2C:4-1 or the absence of a requisite state of mind pursuant to section 2C:4-2, he shall serve notice of such intention upon the prosecuting attorney in accordance with the Rules of Court.

b. When a defendant is acquitted on the ground of insanity, the verdict and judgment shall so state.