Nothing in this article shall prevent a representative of an insurer or other expert in the matter before the small claims court from rendering assistance to a party in the litigation except during the conduct of the hearing, either before or after the commencement of the action, unless otherwise prohibited by law; nor shall anything in this article prevent those individuals from testifying to facts of which they have personal knowledge and about which they are competent to testify.
Ca. Civ. Proc. Code § 116.531