[Code of Federal Regulations] [Title 21, Volume 1] [Revised as of April 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR12.40] [Page 120] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES PART 12_FORMAL EVIDENTIARY PUBLIC HEARING--Table of Contents Subpart C_Appearance and Participation Sec. 12.40 Appearance. (a) A person who has filed a notice of participation under Sec. 12.45 may appear in person or by counsel or other representative in any hearing and, subject to Sec. 12.89, 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 Sec. 12.90.