---
kind: "section"
citation: "21 C.F.R. § 12.40"
title: "21"
number: "12.40"
heading: "Appearance."
url: "https://uscodex.org/cfr/21/12.40"
---

# §12.40. Appearance.

- (a) A person who has filed a notice of participation under [§ 12.45](/cfr/21/12.45.md) may appear in person or by counsel or other representative in any hearing and, subject to [§ 12.89](/cfr/21/12.89.md), may be heard concerning all relevant issues.
- (b) The presiding officer may strike a person's appearance for violation of the rules of conduct in [§ 12.90](/cfr/21/12.90.md).

## Notes

### Authority

Authority: 21 U.S.C. 141-149, 321-393, 467f, 679, 821, 1034; 42 U.S.C. 201, 262, 263b-263n, 264; 15 U.S.C. 1451-1461; 5 U.S.C. 551-558, 701-721; 28 U.S.C. 2112.

### Source

Source: 44 FR 22339, Apr. 13, 1979, unless otherwise noted.