[Code of Federal Regulations] [Title 5, Volume 3] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR1840.1] [Page 322] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER VIII--OFFICE OF SPECIAL COUNSEL PART 1840_SUBPOENAS--Table of Contents Sec. 1840.1 Service of subpoenas by mail. In addition to all other methods of authorized service, an Office of Special Counsel subpoena may be served by mailing a copy to the person at his or her residence or place of business by certified or registered mail. [54 FR 47345, Nov. 14, 1989]