[Code of Federal Regulations] [Title 40, Volume 23] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR164.30] [Page 177-178] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 164_RULES OF PRACTICE GOVERNING HEARINGS, UNDER THE FEDERAL INSECTICIDE, Subpart B_General Rules of Practice Concerning Proceedings (Other Than Sec. 164.30 Appearances. Representatives. Parties may appear in person or by counsel or other representative. Persons who appear as counsel or in a representative capacity [[Page 178]] must conform to the standards of ethical conduct required of practitioners before the courts of the United States.