Thompson v. Brown, finality bars reopening absent new and material evidence

The veteran sought service connection for a back disorder that had been denied repeatedly by the Board, including in a June 1989 final decision. After that denial, he submitted morning reports and a memorandum concerning a line-of-duty investigation related to the 1961 truck accident in which he fractured ribs. The Board concluded that the new submissions did not provide a new factual basis warranting service connection and refused to reopen the claim.

On appeal, the Court explained the then-governing reopening standard under 38 U.S.C. § 5108 and the Court’s decisions in Colvin and Manio. The Court held that evidence is new and material only if it is not merely cumulative and, when viewed with the entire record, creates a reasonable possibility of changing the outcome. Applying that standard, the Court agreed with the Board that the morning reports and internal memorandum did not add materially new facts; they merely supported points already in the record about the accident and post-accident treatment. The Court also rejected the appellant’s argument that the records showed ineptness in the original medical evaluation, noting that the Board had already considered the related theory and that the contemporaneous clinical findings were negative for a back disorder.

The decision matters because it illustrates the reopening gatekeeper function: evidence that only repeats or reframes an already considered factual theory will not satisfy the new-and-material standard. For advocates, the case underscores the need to present truly probative evidence that fills an evidentiary gap from the prior denial, rather than additional corroboration of facts the Board has already weighed.

A previously final Board decision may be reopened only upon submission of evidence that is both new and material; evidence that is cumulative of the prior record or that does not raise a reasonable possibility of changing the outcome is insufficient under 38 U.S.C. § 5108.

To reopen a denied VA claim, the new evidence must do more than restate the old story—it must meaningfully change the evidentiary picture relevant to the prior denial.

This case is a straightforward example of the reopening standard in practice. It helps advocates assess whether additional service records or lay explanations will actually overcome finality, or whether the prior denial will remain intact because the evidence is only cumulative.

A veteran reopens a denied service-connection claim by submitting a unit log showing the in-service event occurred, but the record already established the event and the missing element was a medical nexus. Under Thompson, that evidence alone would likely be insufficient to reopen.

Use this case to argue that the threshold question on reopening is not whether the evidence is supportive, but whether it adds a new factual basis that could reasonably alter the prior denial. It is also useful when opposing reopening based on duplicative records or repackaged theories.

Manio v. Derwinski, Colvin v. Derwinski, McGinnis v. Brown