[Code of Federal Regulations] [Title 17, Volume 2] [Revised as of April 1, 2001] From the U.S. Government Printing Office via GPO Access [CITE: 17CFR200.28] [Page 22] TITLE 17--COMMODITY AND SECURITIES EXCHANGES CHAPTER II--SECURITIES AND EXCHANGE COMMISSION PART 200--ORGANIZATION; CONDUCT AND ETHICS; AND INFORMATION AND REQUESTS--Table of Contents Subpart A--Organization and Program Management Sec. 200.28 Issuance of instructions. (a) Within the spheres of responsibilities heretofore set forth, Division and Office Heads, and all Regional Administrators may issue such definitive instructions as may be necessary pursuant to this section. (b) All existing procedures and authorizations not inconsistent with this section shall continue in effect until and unless modified by definitive instructions issued pursuant to this paragraph.