Discovery is to be conducted on a voluntary basis to the extent possible. The presiding officer may, upon application of either party, order such discovery as he or she deems reasonable and necessary. Discovery may include one or more of the following: production of documents, requests for admissions, interrogatories, depositions, and witness lists. The presiding officer will establish the terms upon which requested discovery will be allowed.

[52 FR 18912, May 20, 1987, as amended at 62 FR 4459, Jan. 30, 1997]