33.—(1) Subject to paragraph (2), the provisions of these Regulations apply for the disposal by a disability appeal tribunal of a case remitted to it following an appeal to a Commissioner as if it were an original hearing of an appeal to the disability appeal tribunal.
(2) Where the case is remitted to the disability appeal tribunal following an appeal to a Commissioner in which it was decided that the decision of the disability appeal tribunal was erroneous in point of law, the proceedings shall, subject to any direction of the Commissioner, be by way of a complete rehearing of the appeal by persons who were not members of the tribunal which gave the erroneous decision.