In the interest of prompt administration of justice and without prejudice to the substantive rights of any party, any issue material to the appeal may be heard and decided though not specifically indicated as a ground for appeal or in the notice of hearing. Cases shall be consolidated by the commissioner for hearing and decision which arise from common transactions or facts or are controlled by the same principles of law and the appeal will be simplified or shortened and where there will be no prejudice to the substantive rights of any party.

Source. #2234, eff 1-1-83; ss by #2930, eff 12-21-84, EXPIRED: 12-21-90 New. #5140, eff 5-6-91; ss by #6504, INTERIM, eff 5-5-97, EXPIRES: 9-2-97; ss by #6566, eff 9-2-97, EXPIRED: 9-2-05 New. #8469, INTERIM, eff 11-1-05, EXPIRED: 4-30-06 New. #8626-A eff 5-6-06