(a) Unpublished opinion Except as provided in (b), an opinion of a California Court of Appeal or superior court appellate division that is not certified for publication or ordered published must not be cited or relied on by a court or a party in any other action. (b)Exceptions An unpublished opinion may be cited or relied on: (1) When the opinion is relevant under the doctrines of law of the case, res judicata, or collateral estoppel; or (2) When the opinion is relevant to a criminal or disciplinary