49 CFR 386.39 - Protective orders.
Upon motion by a party or other person from whom discovery is sought, and for good cause shown, the Assistant Administrator or the administrative law judge, if one has been appointed, may make any order which justice requires to protect a party or person from annoyance, embarrassment, oppression, or undue burden or expense, including one or more of the following:
(a) The discovery not be had;
(b) The discovery may be had only on specified terms and conditions, including a designation of the time or place;
(c) The discovery may be had only by a method of discovery other than that selected by the party seeking discovery;
(d) Certain matters not relevant may not be inquired into, or that the scope of discovery be limited to certain matters;
(f) A trade secret or other confidential research, development, or commercial information may not be disclosed or be disclosed only in a designated way.