---
kind: "section"
citation: "38 C.F.R. § 21.4003"
title: "38"
number: "21.4003"
heading: "Revision of decisions."
url: "https://uscodex.org/cfr/38/21.4003"
---

# §21.4003. Revision of decisions.


The revision of a decision on which an action was predicated will be subject to the following sections:

- (a) Clear and unmistakable error, [§ 3.105(a)](/cfr/38/3.105.md?p=a) of this chapter;
- (b) Difference of opinion, [§ 3.105(b)](/cfr/38/3.105.md?p=b) of this chapter;
- (c) Character of discharge, [§ 3.105(c)](/cfr/38/3.105.md?p=c) of this chapter;
- (d) Severance of service connection, [§ 3.105(d)](/cfr/38/3.105.md?p=d) of this chapter;
- (e) Veteran no longer totally and permanently disabled, [§ 21.4135(o)](/cfr/38/21.4135.md?p=o).

## Notes

### Authority

Authority: 10 U.S.C. 2141 note, ch. 1606; 38 U.S.C. 501(a), chs. 30, 32, 33, 34, 35, 36, and as noted in specific sections.

### Source

Source: 31 FR 6774, May 6, 1966, unless otherwise noted.