§  1.340   Attendance of witness; disobedience.

   The attendance of witnesses and the production of documentary evidence
   may be required from any place in the United States at any designated
   place of hearing. In case of disobedience to a subpena, the Commission
   or any party to a proceeding before the Commission may invoke the aid
   of any court of the United States in requiring the attendance and
   testimony of witnesses and the production of documentary evidence.

Evidence