N.J. Stat. Ann. § 34:11-56a21

Every employer subject to any provision of this act or of any regulations or orders issued under this act shall keep a summary of this act, approved by the commissioner, and copies of any applicable wage orders and regulations issued under this act, or a summary of such wage orders and regulations, posted in a conspicuous and accessible place in or about the premises wherein any person subject thereto is employed. Employers shall be furnished copies of such summaries, orders, and regulations by the State on request without charge.