38 C.F.R. § 20.1401
Link to an amendment published at 84 FR 192, Jan. 18, 2019.
(b) Party. As used in this subpart, the term “party” means any party to the proceeding before the Board that resulted in the final Board decision which is the subject of a motion under this subpart, but does not include officials authorized to file administrative appeals pursuant to § 19.51 of this title.
(Authority: 38 U.S.C. 501(a), 7104(a))