38 C.F.R. § 20.301
For appeals in which the appellant requested, on the Notice of Disagreement, direct review by the Board without submission of additional evidence and without a Board hearing, the Board's decision will be based on a review of the evidence of record at the time of the agency of original jurisdiction decision on the issue or issues on appeal.
(Authority: 38 U.S.C. 7105, 7107, 7113(a))
[84 FR 182, Jan. 18, 2019]