Commonwealth Consolidated Regulations(1) Where, in any proceeding, relief is claimed against a respondent who is jointly liable with some other person and also severally liable, that other person need not be made a respondent to the proceeding.
(2) Where persons may be jointly, but not severally, liable and relief is claimed against some but not all of those persons in a proceeding, the Court may stay the proceeding until the other persons so liable are added as respondents.