N.J. Stat. Ann. § 58:11-51

The commissioner shall have the power to establish and from time to time alter or abolish rules and regulations establishing pretreatment standards to which sewage must conform before it may lawfully be discharged into the collection system of a public sewage treatment plant in this State. In establishing, altering or abolishing such rules and regulations, the commissioner shall give due consideration to: (1) the treatment capabilities and operating efficiency of the plant or plants to which they apply and (2) the standards required of the effluent of such plant or plants in conformity with established policy of the State and existing rules of the department concerning the prevention and abatement of water pollution.