..."SEC. 869f. (a) Whenever, in the judgment of the United States attorney for the District of Columbia, the testimony of any witness, or the production of books, papers, or other records or documents, by any witness, in any case or proceeding involving a violation of this subchapter...

...thereof and adding thereafter the following: "(b) Whenever in the judgment of the Attorney General the testimony of any witness, or the production of books, papers, or other records or documents by any witness, in any case or proceeding before any grand jury or court of the...

..."SEC. 869f. (a) Whenever, in the judgment of the United States attorney for At District of Columbia, the testimony of any witness, or the production of books, papers, or other records or documents, by any witness, in any case or proceeding involving a violation of this subchapter...

...Stat. 572 et seq.; 18 USC § 1401 et seq. The relevant portions of § 1406 are as follows: "§ 1406. Immunity of witnesses. "Whenever in the judgment of...United States attorney the testimony of any witness ... in any case or proceeding before any grand jury or court of the United States involving any violation...

...Columbia authorized to enforce or assist in enforcing a violation of any of such provisions. 1406. Immunity of witnesses "Whenever in the judgment of...States attorney the testimony of any witness, or the jduction of books, papers, or other evidence by any witness, in any case or proceeding before any ind...

...seizure and forfeiture of vessels, vehicles, and aircraft under this Section. 49 USC 784. VI. IMMUNITY A. Whenever, in the judgment of a United States Attorney,...evidence by any witness, in any case or proceeding involving a violation of a narcotic law, is necessary to the public interest, he may, with the approval...

...regard to such contemplated proceeding. IMMUNITY AND PRIVILEGE Sec. 707. Whenever in the judgment of the United States Attorney the testimony of any witness,...evidence by any witness, in any case or proceeding In-fore any grand jury or court of the I'nited States with respect to violation of any provision of...

...11 shall be fined not more than $500,000 or imprisoned not 12 more than five years, or both. 13 § 211. Immunity of witnesses Whenever in the judgment...testimony of any witness, or the production of books, "I f? papers, or other evidence by any witness in any case or 1 7 proceeding before any grand jury...

...period, 11 shall be fined not more than $500,000 or imprisoned not 12 more than five years, or both. '"'' §211. Immunity of witnesses Whenever in the judgment...testimony of any witness, or the production of books, 1 f\ papers, or other evidence by any witness in any case or "t 7 proceeding before any grand jury...

...alleged threat was made was a member at the time of the collection or attempt at collection. "§895. Immunity of witnesses "Whenever in the judgment of...production of books, papers, or other evidence by any " — J!__l-» J -' or court of tl: necessary i ... „ General or his designated representative, may...