5 C.F.R. § 295.103
Demand means a subpoena, or an order or other command of a court or other competent authority, for the production, disclosure, or release of records or for the appearance and testimony of an OPM employee that is issued in a legal proceeding.
General Counsel means the General Counsel of OPM or a person to whom the General Counsel has delegated authority under this part.
Legal proceeding means any matter before a court of law, administrative board or tribunal, commission, administrative law judge, hearing officer, or other body that conducts a legal or administrative proceeding. Legal proceeding includes all phases of litigation.
OPM means the U.S. Office of Personnel Management.
OPM employee or employee means:
(1) Any current or former officer or employee of OPM;
(2) Any other individual hired through contractual agreement by or on behalf of the OPM or who has performed or is performing services under such an agreement for OPM; and
(3) Any individual who served or is serving in any consulting or advisory capacity to OPM, whether formal or informal.
(4) Provided, that this definition does not include persons who are no longer employed by OPM and who are retained or hired as expert witnesses or who agree to testify about general matters available to the public, or matters with which they had no specific involvement or responsibility during their employment with OPM.
Records or official records and information mean:
(1) All documents and materials which are OPM agency records under the Freedom of Information Act, 5 U.S.C. 552 ;
(2) All other documents and materials contained in OPM files; and
(3) All other information or materials acquired by an OPM employee in the performance of his or her official duties or because of his or her official status.
Request means any informal request, by whatever method, for the production of records and information or for testimony which has not been ordered by a court or other competent authority.
Testimony means any written or oral statements, including depositions, answers to interrogatories, affidavits, declarations, recorded interviews, and statements made by an individual in connection with a legal proceeding.
5 C.F.R. §295.103