Cal. Pub. Util. Code § 2114

Any public utility on whose behalf any agent or officer thereof who, having taken an oath that he will testify, declare, depose or certify truly before the commission, willfully and contrary to such oath states or submits as true any material matter which he knows to be false, or who testifies, declares, deposes, or certifies under penalty of perjury and willfully states as true any material matter which he knows to be false, is guilty of a felony and shall be punished by a fine not to exceed five hundred thousand dollars ($500,000).