Cal. Gov. Code § 71822

The trial courts, the regional court interpreter employment relations committee, and employee organizations may not interfere with, intimidate, restrain, coerce, harass, or discriminate against applicants for interpreter employment or interpreter employees because of their membership in an interpreter association or employee organization, because of their participation in any grievance, complaint, or meet and confer activities, or for the exercise of any other rights granted to interpreter employees under this chapter.