86 Injunctions and pros- ecution of offenses . Investigations
au- thorized. Injunc tions . Evidence to Attorney General Venue . Jurisdiction of dis- trict court to issue writs of man damus . Hearin gs by Com- SEc. 21 . All hearings shall be public and may be held before the mission . Commission or an officer or officers of the Commission designated by it, and appropriate records thereof shall be kept . Jurisdiction of of- Ltnses and suits . Service of process . 73d CONGRESS . SESS. I. CH. 38. MAY 27, 1933 . designated by it are empowered to administer oaths and affirmations, subpena witnesses, take evidence, and require the production of any books, papers, or other documents which the Commission deems rele- vant or material to the inquiry . Such attendance of witnesses and the production of such documentary evidence may be required from any place in the United States or any Territory at any designated place of hearing. INJUNCTIONS AND PROSECUTION OF OFFENSES SEC . 20 . (a) Whenever it shall appear t o the Commiss ion, either upon complaint or otherwise, that the provisions of this title, or of any rule or regulation prescribed under authority thereof, have been or are about to be violated, it may, in its discretion, either require or permit such person to file with it a statement in writing, under oath, or otherwise, as to all the facts and circumstances concerning the subject matter which it believes to be in the public interest to investigate, and may investigate such facts . (b) Whene ver it shall a ppear to the Commission th at any person is engaged or about to engage in any acts or practices which consti- tute or will constitute a violation of the provisions of this title, or of any rule or regulation prescribed under authority thereof, it may in its discretion, bring an action in any district court of the United States, United States court of any Territory, or the Supreme Court of the Distr ict of Columb ia to enjoin such acts or p ractices, and upon a proper showing a permanent or temporary injunction or restraining order shall be granted without bond . The Commission may transmit such evidence as may be available concerning such acts or practices to the Attorney General who may, in his discretion, institute the necessary criminal proceedings under this title . Any such criminal proceeding may be brought either in the district wherein the transmittal of the prospectus or security complained of begins, or i n the distric t wherein suc h prospectus o r security is received . (c) Upon application of the Commission the district courts of the United States, the United States courts of any Territry, and the Supreme Court of the District of Columbia, shall also' have juris- diction to issue writs of mandamus commanding any person to com- ply with the provisions of this title or any order of the Commission made in purs uance thereof . HE ARINGS BY C OMMISSION JURISDICTION OF OFFENSES AND SUITS SEC . 22 . (a) The district courts of the United States, the United States courts of any Territory, and the Supreme Court of the District of Columbia shall have jurisdiction of offenses and violations under this title and under the ru les and regul ations promulg ated by the Commission in respect thereto, and, concurrent with State and Ter- ritorial courts, of all suits in equity and actions at law brought to enforce any liability or duty created by this title . Any such suit or action may be brought in the district wherein the defendant is found or is an inhabitant or transacts business, or in the district where the sale took place, if the defendant participated therein, and process in such cases may be served in any other district of which the defendant
