N.J. Stat. Ann. § 26:2D-12

Whenever the department finds that an emergency exists requiring immediate action to protect the public health or welfare, it may issue an order reciting the existence of such an emergency and requiring that such action be taken as it deems necessary to meet the emergency. Such order shall be effective immediately. Any person to whom such order is directed shall comply therewith immediately, but, on application to the department, shall be afforded a hearing within 5 days. On the basis of such hearing the department may continue such order in effect or revoke, amend or modify such order.