For the efficient administration and enforcement of this chapter and the regulations and standards promulgated under this chapter, the provisions (including penalties) of sections
46,
48,
49 and
50 of title
15 (except paragraph (c) through (h) of section
46 and the last paragraph of section
49 of title
15), and the provisions of Title II of the Organized Crime Control Act of 1970, are made applicable to the jurisdiction, powers, and duties of the Secretary in administering and enforcing the provisions of this chapter and to any person, firm, or corporation with respect to whom such authority is exercised. The Secretary may prosecute any inquiry necessary to his duties under this chapter in any part of the United States, including any territory, or possession thereof, the District of Columbia, or the Commonwealth of Puerto Rico. The powers conferred by said sections
49 and
50 of title
15 on the district courts of the United States may be exercised for the purposes of this chapter by any district court of the United States. The United States district courts, the District Court of Guam, the District Court of the Virgin Islands, the highest court of American Samoa, and the United States courts of the other territories, are vested with jurisdiction specifically to enforce, and to prevent and restrain violations of this chapter, and shall have jurisdiction in all other kinds of cases arising under this chapter, except as provided in section
2149
(c) of this title.