Any electrical installation or building must always have an on-site electrical service, unless it already has an off-site power source or links to another electrical installation that itself already has an electrical service. A number of commercial establishments, especially in metropolitan areas, already have power sources on their premises, and...

Any electrical installation or construction should have an electrical service unless the site where it is to be located has an on-site electric supply or connects through feeder into another electrical installation which itself already has an electrical service. The utility establishes the point of connection for the service. For houses, the...

Any electrical installation or construction should always have an emergency electrical service, whether it has an on-site power source or simply connects to another electrical installation that also has a service. If an emergency situation should arise, one company will be responsible for the cost of any damages or loss, not only that of the...