45 CFR § 1149.42 - What does a protective order protect?
In issuing a protective order, the ALJ 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) That the discovery not be had;
(b) That the discovery may be had only under specified terms and conditions, including a designation of the time or place;
(c) That the discovery may be had only through a different method of discovery than requested;
(d) That certain matters are not inquired into, or that the scope of discovery is limited to certain matters;
(e) That only those persons designated by the ALJ may be present during discovery;
(f) That the contents of the discovery or evidence are sealed;
(g) That a sealed deposition is opened only by order of the ALJ;
(h) That a trade secret or other confidential research, development, commercial information, or facts pertaining to any criminal investigation, proceeding, or other administrative investigation not be disclosed or be disclosed only in a designated way; or
(i) That the parties simultaneously file specified documents or information enclosed in sealed envelopes to be opened as directed by the ALJ.