N.J. Stat. § 17:32-22: Partial invalidity

If any section, subsection, paragraph, sentence or other part of this act is adjudged unconstitutional or invalid, such judgment shall not affect, impair or invalidate the remainder of this act, but shall be confined in its effect to the section, subsection, paragraph, sentence or other part of this act directly involved in the controversy in which said judgment shall have been rendered.

L.1968,c.234,s.7.