17 C.F.R. § 203.4 Applicability of §§203.4 through 203.8.
Title 17 - Commodity and Securities Exchanges
(a) Sections 203.4 through 203.8 shall be applicable to a witness who is sworn in a proceeding pursuant to a Commission order for investigation or examination, such proceeding being hereinafter referred to as a formal investigative proceeding. (b) Formal investigative proceedings may be held before the Commission, before one or more of its members, or before any officer designated by it for the purpose of taking testimony of witnesses and received other evidence. The term officer conducting the investigation shall mean any of the foregoing.
Title 17: Commodity and Securities Exchanges
PART 203—RULES RELATING TO INVESTIGATIONS
Subpart B—Formal Investigative Proceedings
§ 203.4 Applicability of §§203.4 through 203.8.

