N.J. Stat. Ann. § 14A:17-11

If any officer, shareholder, agent or employee of a professional corporation becomes legally disqualified to render the same professional service as that for which the corporation was organized, he shall forthwith sever all employment with such corporation and shall not, directly or indirectly, participate or share, as a shareholder, in any earnings or profits realized by such corporation on account of professional services rendered on or after the effective date of such disqualification.