N.J. Stat. § 58:11-9.1
Definitions. As used in this act:
"Water supply system" means a system comprising structures which operating alone or with other structures result in the derivation, conveyance (or transmission), or distribution of water for potable or domestic purposes.
"Approved public potable water supply" means a water supply which has been approved by the Department of Health of the State of New Jersey under the provisions of article 1 of chapter 10 of Title 58 and article 1 of chapter 11 of Title 58 of the Revised Statutes, and is operating under said sections.
"Unapproved water supply" means a water supply which is not approved by the Department of Health of the State of New Jersey under the provisions of article 1 of chapter 10 of Title 58 and article 1 of chapter 11 of Title 58 of the Revised Statutes.
"A physical connection" means any cross-connection, by-pass, valve, pipeline, auxiliary intake, or any device which permits or may permit any flow of water into an approved public potable water supply from an unapproved water supply.
"Approved physical connection" means an installation constituting of a physical connection installed, owned, maintained, and operated in accordance with rules and regulations of the State department.
"State department" means State Department of Health.
N.J.S. § 58:11-9.1