A civil action in the name of the United States to enjoin any person from further engaging in specified conduct may be commenced at the request of the Secretary. Any action under this section shall be brought in the district court of the United States for the district in which such person resides, has his principal place of business, or has engaged in specified conduct. The court may exercise its jurisdiction over such action (as provided in section
7402
(a)) separate and apart from any other action brought by the United States against such person.