"Service point" means the point of connection between the facilities of the public utility serving a customer and the premises wiring.
"Premises wiring" means interior and exterior wiring, including power, lighting, control, and signal circuit wiring, together with all of their associated hardware, fittings, and wiring devices, both permanently and temporarily installed, that extends from the service point of utility conductors or source of power such as a battery, a photovoltaic system, or a generator, transformer, or converter windings, to the outlets. Premises wiring does not include wiring internal to appliances, fixtures, motors, controllers, motor control centers, and similar equipment.
N.J. Admin. Code § 13:31-3.8