N.J. Const. art. VI, § 6, ¶ 5

Whenever the Supreme Court shall certify to the Governor that it appears that any Justice of the Supreme Court or Judge of the Superior Court is so incapacitated as substantially to prevent him from performing his judicial duties, the Governor shall appoint a commission of three persons to inquire into the circumstances; and, on their recommendation, the Governor may retire the justice or judge from office, on pension as may be provided by law. Article VI, Section VI, paragraphs 4 and 5 amended effective December 7, 1978.