Code of Federal Regulations Title 20. Employees' Benefits § 20.320.42 Decision of Board

(a) With respect to the initial determination involved, and

(b) With respect to other initial determinations, irrespective of whether they have been appealed, which involve the same parties and which were based on the same issue or issues determined in the decision of the Board. In a case in which there has been a hearings officer's report, in an appeal involving employee status or the creditability of compensation, the decision of the Board on all issues determined in such decision shall be final and conclusively establish all rights and obligations, arising under the Act, of every party notified as hereinabove provided of his or her right to participate in the proceedings.