(a) The regulations in this part provide the rules of practice of
the Board in hearing and deciding appeals from final decisions of the
Office.
(b) The Board consists of three members appointed by the Secretary
of Labor, one of whom is designated as Chairman of the Board and
administrative officer.
(c) The Board has jurisdiction to consider and decide appeals from
the final decision of the Office in any case arising under the Act. The
Board may review all relevant questions of law, fact, and discretion in
such cases. There shall be no appeal with respect to any interlocutory
matter disposed of by the Office during the pendency of a case. The
review of a case shall be limited to the evidence in the case record
which was before the Office at the time of its final decision.