N.J. Stat. § 54:1-36
If an assessor or other person charged with reviewing assessments in a taxing district shall willfully or intentionally fail, neglect or refuse to comply with the constitution and laws relating to the assessment and collection of taxes, the county board of taxation shall thereupon make complaint to the commissioner who may, upon a proper hearing, after due notice, dismiss him and declare his office vacant. The commissioner shall cause a certified copy of his judgment to be transmitted to the county board of taxation which shall cause notice thereof to be given to the governing body of the taxing district or officer having power to elect or appoint such successor or other person. Such governing body or officer shall appoint a successor, who shall hold office for the remainder of the then fiscal year.
N.J.S. § 54:1-36