43 C.F.R. § 4.1
The Office of Hearings and Appeals, headed by a Director, is an authorized representative of the Secretary for the purpose of hearing, considering, and deciding matters within the jurisdiction of the Department involving hearings, appeals, and other review functions of the Secretary. The Office may hear, consider, and decide those matters as fully and finally as might the Secretary, subject to any limitations on its authority imposed by the Secretary. Principal components of the Office include:
(b) Appeals Boards, shown below, with administrative jurisdiction and special procedural rules as indicated. General rules applicable to all types of proceedings are set forth in subpart B of this part. Therefore, for information as to applicable rules, reference should be made to the special rules in the subpart relating to the particular type of proceeding, as indicated, and to the general rules in subpart B of this part. Wherever there is any conflict between one of the general rules in subpart B of this part and a special rule in another subpart applicable to a particular type of proceeding, the special rule will govern. Reference should be made also to the governing laws, substantive regulations and policies of the Department relating to the proceeding. In addition, reference should be made to part 1 of this subtitle which regulates practice before the Department of the Interior.
(1) Board of Indian Appeals. The Board decides finally for the Department appeals to the head of the Department pertaining to:
(3) Ad Hoc Board of Appeals. Appeals to the head of the Department which do not lie within the appellate review jurisdiction of an established Appeals Board and which are not specifically excepted in the general delegation of authority to the Director may be considered and ruled upon by the Director or by Ad Hoc Boards of Appeals appointed by the Director to consider the particular appeals and to issue decisions thereon, deciding finally for the Department all questions of fact and law necessary for the complete adjudication of the issues. Jurisdiction of the Boards would include, but not be limited to, the appellate and review authority of the Secretary referred to in parts 13, 21, and 230 of this title, and in 36 CFR parts 8 and 20. Special regulations applicable to proceedings in such cases are contained in subpart G of this part.
(Sec. 525, Surface Mining Control and Reclamation Act of 1977, 30 U.S.C. 1275, and sec. 301, Administrative Procedure Act, 5 U.S.C. 301)
[36 FR 7186, Apr. 15, 1971, as amended at 40 FR 33172, Aug. 6, 1975; 47 FR 26392, June 18, 1982; 49 FR 7565, Mar. 1, 1984; 54 FR 6485, Feb. 10, 1989; 61 FR 47434, Sept. 9, 1996; 61 FR 49976, Sept. 24, 1996; 75 FR 64663, Oct. 20, 2010]