The petitioner shall be given the opportunity for a hearing on the petition, in accordance with regulations issued by the Secretary.
After the hearing, the Secretary shall make a ruling on the petition, which shall be final if in accordance with law.
The district courts of the United States in any district in which the person who is a petitioner under subsection (a) resides or carries on business are hereby vested with jurisdiction to review the ruling on such person’s petition, if a complaint for that purpose is filed within 20 days after the date of the entry of a ruling by the Secretary under subsection (a).
Service of process in such proceedings shall be conducted in accordance with the Federal Rules of Civil Procedure.