[Code of Federal Regulations] [Title 17, Volume 1] [Revised as of April 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 17CFR10.21] [Page 237] TITLE 17--COMMODITY AND SECURITIES EXCHANGES CHAPTER I--COMMODITY FUTURES TRADING COMMISSION PART 10_RULES OF PRACTICE--Table of Contents Subpart B_Institution of Adjudica- tory Proceedings; Pleadings; Motions Sec. 10.21 Commencement of the proceeding. An adjudicatory proceeding is commenced when a complaint and notice of hearing is filed with the Office of Proceedings. [63 FR 55791, Oct. 19, 1998; 63 FR 68829, Dec. 14, 1998]