54 STAT.] 76TH CONG. , 3D SESS.-CHS. 358, 359-JUNE 13, 1940 ings, or other structures in the Canal Zone. Any person who shall violate any provision of such rules and regulations shall be punished by a fine of not more than $25, or by imprisonment in jail for not more than ten days, or by both; and every day that any such adver- tising device shall remain upon such lands or structures, in violation of such rules and regulations, shall constitute a separate offense." SEC. 4 . That section 125 of title 6 of the Canal Zone Code is amended so as to read as follows: "125. PROCEEDINGS ON PLEA OF GUILTY.- If the defendant pleads guilty, the magistrate may hear testimony to determine the gravity of the offense and, within twenty-four hours after such plea or hearing of testimony, shall render judgment as to the punishment to be imposed." SEC. 5 . That section 521 of title 6 of the Canal Zone Code is amended so as to read as follows: "521. WARRANT FOR EXECUTION OF JUDGMENT OF DEATH; TIME OF ExECUITIoN. -When judgment of death is rendered, a warrant signed by the judge and attested by the clerk, under the seal of the court, must be drawn and delivered to the marshal. It must state the con- viction and judgment, and appoint a day on which judgment is to be executed, which must be not less than ninety nor more than one hundred and twenty days from the time of judgment, and must direct the marshal to deliver the defendant, within ten days from the time of judgment, to the warden of the penitentiary, for execution." SEC. 6. That this Act shall take effect sixty days after the date of its enactment. Approved, June 13, 1940. 391 Punishment. 47 Stat. 882 . Proceedings on plea of guilty. Warrant for execu- tion of judgment of death; time of execu- tion. Effective date. [CHAPTER 359] AN ACT June 13, 1940 To amend section 1 of the Act providing punishment for the killing or assaulting [H. R. 7019] of Federal officers. [Public, No. 627] Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That section 1 of the Act of May 18, 1934 (ch. 299, 48 Stat. 780) as amended (U. S . C ., title 18, sec. 253), be, and it is hereby, amended to read as follows: "That whoever shall kill, as defined in sections 273 and 274 of the Criminal Code, any United States marshal or deputy United States marshal or person employed to assist a United States marshal or deputy United States marshal, any officer or employee of the Federal Bureau of Investigation of the Department of Justice, post-office inspector, Secret Service operative, any officer or enlisted man of the Coast Guard, any employee of any United States penal or correc- tional institution, any officer, employee, agent, or other person in the service of the customs or of the internal revenue, any immigrant inspector or any immigration patrol inspector, any officer or employee of the Department of Agriculture or of the Department of the Interior designated by the Secretary of Agriculture or the Secretary of the Interior to enforce any Act of Congress for the protection, preservation, or restoration of game and other wild birds and ani- mals, any officer or employee of the National Park Service, any officer or employee of, or assigned to duty in, the field service of the Division of Grazing of the Department of the Interior, or any officer or employee of the Indian field service of the United States, while engaged in the performance of his official duties, or on account of the performance of his official duties, shall be punished as pro- vided under section 275 of the Criminal Code." Approved, June 13, 1940. 18 U. S. C., Supp. V, § 253. Punishment for kill- ing Federal officers. 18 U. . C.. 452, 453. 18U.S. . 454.