As used in this chapter:
(1) "Common facilities" means all works and facilities:
(a) owned or used by two or more public power entities or power utilities; and
(b) necessary to the generation, transmission, or distribution of electric power and energy.
(2) "Interlocal entity" has the same meaning as provided in Section 11-13-103.
(3) "Power utility":
(a) means a public agency, as defined in Section 11-13-103, or other person engaged in generating, transmitting, distributing, or marketing electric power and energy; and
(b) does not include a public power entity.
(4) "Public power entity" means:
(a) a city or town that owns a system for the generation, transmission, or distribution of electric power and energy for public or private use; and
(b) an interlocal entity.