42 U.S. Code § 6802 - Definitions  As used in this subchapter:
(1) The term “Secretary” means the Secretary of Energy. (2) The
term “electric utility” means any person, State agency, or
Federal agency which sells electric energy. (3) The term
“Federal agency” means any agency or instrumentality of the
United States. (4) The term “State agency” means a State,
political subdivision thereof, or any agency or instrumentality
of either. (5) The term “State utility regulatory commission”
means (A) any utility regulatory commission which is a State
agency or (B) the Tennessee Valley Authority. (6) The term
“State” means any State, the District of Columbia, Puerto Rico,
and any territory or possession of the United States. (7) The
term “utility regulatory commission” means any State agency or
Federal agency which has authority to fix, modify, approve, or
disapprove rates for the sale of electric energy by any electric
utility (other than by such agency).   (Pub. L. 94–385, title
II, § 202,Aug. 14, 1976, 90 Stat. 1142