---
kind: "section"
citation: "38 C.F.R. § 21.414"
title: "38"
number: "21.414"
heading: "Revision of decision."
url: "https://uscodex.org/cfr/38/21.414"
---

# §21.414. Revision of decision.


The revision of a decision on which an action is based is subject to the following regulations:

- (a) Clear and unmistakable error, [§ 3.105(a)](/cfr/38/3.105.md?p=a);
- (b) Difference of opinion, [§ 3.105(b)](/cfr/38/3.105.md?p=b);
- (c) Character of discharge, [§ 3.105(c)](/cfr/38/3.105.md?p=c);
- (d) Severance of service-connection, [§ 3.105(d)](/cfr/38/3.105.md?p=d);
- (e) Reduction to less than compensable evaluation, [§ 3.105(e)](/cfr/38/3.105.md?p=e); (See §§ [21.48](/cfr/38/21.48.md), [21.322](/cfr/38/21.322.md), and [21.324](/cfr/38/21.324.md))
- (f) Review of decisions, [§ 21.416](/cfr/38/21.416.md).

## Notes

### Amendments

[49 FR 40814, Oct. 18, 1984, as amended at 84 FR 193, Jan. 18, 2019]

### Authority

Authority: 38 U.S.C. 501(a), chs. 18, 31, and as noted in specific sections.

### Source

Source: 49 FR 40814, Oct. 18, 1984, unless otherwise noted.

### Amendments

[49 FR 40814, Oct. 18, 1984, as amended at 84 FR 193, Jan. 18, 2019]