(a) Subject to the provisions of this part, the Chairman, any designated Commissioner, and any administrative law judge may issue a subpoena to any covered person.

(b) The written concurrence of a majority of the Commissioners then holding office shall be required before any subpoena may be issued under this subpart. When duly authorized by a majority of the Commissioners then holding office, a subpoena shall be issued by the Chairman, a designated Commissioner, or an administrative law judge.

(c) Subpoenas issued pursuant to this subpart may require the attendance and presentation of testimony or the production of documentary or other evidence with respect to any proceeding conducted by the Commission under title 39 of the United States Code or to obtain information for preparation of a report under that title.

(d) Subpoenas issued pursuant to this subpart shall include such conditions as may be necessary or appropriate to protect a covered person from oppression, or undue burden or expense, including the following:

(1) That disclosure may be had only on specified terms and conditions, including the designation of the time or place;

(2) That certain matters not be inquired into, or that the scope of disclosure be limited to certain matters;

(3) That disclosure occur with no one present except persons designated by the Commission;

(4) That a trade secret or other confidential research, development, or commercial information not be revealed or be revealed only in a designated way as provided in part 3011 of this chapter; and

(5) Such other conditions deemed necessary and appropriate under the circumstances presented.

(e) Subpoenas shall be served in the manner provided by § 3013.14.