After the hearing, the Secretary shall make a ruling on the petition. The ruling shall be final, subject to review as set forth in subsection (b).
The district courts of the United States in any district in which a person who is a petitioner under subsection (a) resides or conducts business shall have jurisdiction to review the ruling of the Secretary on the petition of the person, if a complaint requesting the review is filed no later than 30 days after the date of the entry of the ruling by the Secretary.
Service of process in proceedings under this subsection shall be conducted in accordance with the Federal Rules of Civil Procedure.
The pendency of proceedings instituted under this section shall not impede, hinder, or delay the Attorney General or the Secretary from obtaining relief under section 8708 of this title.