15 CFR § 904.245 - Subpoenas.

(a) In general. Subpoenas for the attendance and testimony of witnesses and the production of documentary evidence for the purpose of discovery or hearing may be issued as authorized by the statute under which the proceeding is conducted.

(b) Timing. Applications for subpoenas must be submitted at least 15 days before the scheduled hearing or deposition.

(c) Motions to quash. Any person to whom a subpoena is directed or any party may move to quash or limit the subpoena within 10 days of its service or on or before the time specified for compliance, whichever is shorter. The Judge may quash or modify the subpoena.

(d) Enforcement. In case of disobedience to a subpoena, the requesting party may request the U.S. Department of Justice to invoke the aid of any court of the United States in requiring the attendance and testimony of witnesses and the production of documentary evidence.