Aguilar v. Atlantic Richfield Co.

Opinion

MOSK, J.

We granted review in this cause to clarify the law that courts must apply in ruling on motions for summary judgment, both in actions generally and specifically in antitrust actions for unlawful conspiracy.

I

This is an antitrust action arising from a complaint filed by Theresa Aguilar on behalf of herself and all of the other, by her estimate, 24 million retail consumers of California Air Resources Board, or CARB, gasoline —collectively, Aguilar—against Atlantic Richfield Company, Chevron Corporation, Exxon Corporation, Mobil Oil Corporation, Union Oil Company of California…