No provision contained in this part—

(1) shall restrict any agency of the United States or any State from exercising its powers under any law to prevent unfair methods of competition and unfair or deceptive acts or practices;

(2) shall provide to any person any immunity from civil or criminal liability;

(3) shall create any defenses to actions brought under the antitrust laws; or

(4) shall modify or abridge any private right of action under the antitrust laws.

Any public utility entering into a contract under a plan for the establishment of a prototype residential energy efficiency program approved under section 8235a(a) of this title shall not be required to carry out, with respect to any residential building located in the portion of the utility’s service area designated in the contract, the actions required to be contained in such utility’s program by subsections (a) and (b) of section 8216 [1] of this title, if the contract requires such actions (or equivalent actions as determined by the Secretary) to be taken.

For purposes of this section, the term “antitrust laws” means—

(1) the Sherman Act (15 U.S.C. 1 et seq.);

(2) the Clayton Act (15 U.S.C. 12 et seq.);

(3) the Federal Trade Commission Act (15 U.S.C. 41 et seq.);

(4) sections 73 and 74 of the Wilson Tariff Act (15 U.S.C. 8 and 9); and

(5) sections 2, 3, and 4 of the Act entitled “An Act to amend section 2 of the Act entitled ‘An Act to supplement existing laws against unlawful restraints and monopolies, and for other purposes’, approved October 15, 1914, as amended (U.S.C., title 15, sec. 13), and for other purposes” approved June 19, 1936 (15 U.S.C. 21a, 13a, and 13b, commonly known as the Robinson-Patman Antidiscrimination Act).

(Pub. L. 95–619, title II, § 267, as added Pub. L. 96–294, title V, § 562, June 30, 1980, 94 Stat. 749.)