Cal. Civ. Code § 4630

4630.    In a condominium project the common area is not subject to partition, except as provided in Section 4610. Any conveyance, judicial sale, or other voluntary or involuntary transfer of the separate interest includes the undivided interest in the common area. Any conveyance, judicial sale, or other voluntary or involuntary transfer of the owner’s entire estate also includes the owner’s membership interest in the association.