California Code
ARTICLE 5 - Employee Organizations: Representation, Recognition, Certification, and Decertification
Section 99564.5.

99564.5. The employee organization recognized or certified as the exclusive representative shall represent all employees in the unit, fairly and impartially. A breach of this duty shall be deemed to have occurred if the employee organization’s conduct in representation is arbitrary, discriminatory, or in bad faith.

(Added by Stats. 2003, Ch. 833, Sec. 1. Effective January 1, 2004.)