[Code of Federal Regulations] [Title 7, Volume 8] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 7CFR900.57] [Page 17] TITLE 7--AGRICULTURE CHAPTER IX--AGRICULTURAL MARKETING SERVICE (Marketing Agreements and Orders; Fruits, Vegetables, Nuts), DEPARTMENT OF AGRICULTURE PART 900_GENERAL REGULATIONS--Table of Contents Subpart_Rules of Practice Governing Proceedings on Petitions To Modify or To Be Exempted From Marketing Orders Sec. 900.57 Intervention. Intervention in proceedings subject to this subpart shall not be allowed, except that, in the discretion of the Secretary or the judge, any person (other than the petitioner) showing a substantial interest in the outcome of a proceeding shall be permitted to participate in the oral argument and to file a brief.