32 C.F.R. § 97 app B to Part 97
A litigation request to the Department of the Navy must be submitted to the appropriate determining authority as defined in Secretary of the Navy Instruction 5820.8, "Release of Official Information for Litigation Purposes and Testimony by Department of the Navy Personnel," August 27, 1991, as amended (available at https://www.secnav.navy.mil/doni/Directives/05000%20General%20Management%20Security%20and%20Safety%20Services/05-800%20Laws%20and%20Legal%20Services/5820.8A%20CH-1.pdf).
As with all service of process on the Department of the Navy, a demand (subpoena or court order) must be delivered to the Naval Litigation Office using registered or certified mail, a commercial courier service, or a process server. The address for all service of process is: General Counsel of the Department of the Navy, Naval Litigation Office, 720 Kennon St. SE, Room 233, Washington Navy Yard, DC 20374-5013.
Answers to frequently asked questions on Touhy requests are available at https://www.jag.navy.mil/organization/documents/Touhy_Requests.pdf. Contact the Office of the General Counsel at 202-685-7039 or the Office of the Judge Advocate General at 202-685-5450 with any additional questions.
32 C.F.R. 97 app B to Part 97