CA Elec Code Section 16440

This article applies only to contests on the grounds that:

(a)

The defendant is not eligible to the office in dispute.

(b)

The defendant has committed any offense against the elective franchise as defined in Division 18 (commencing with Section 18000).

(c)

A sufficient number of votes were illegal, fraudulent, forged, or otherwise improper, and that had those votes not been counted the defendant would not have received as many votes as the contestant.