[Code of Federal Regulations] [Title 14, Volume 5] [Revised as of January 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR1264.107] [Page 376-377] TITLE 14--AERONAUTICS AND SPACE SPACE ADMINISTRATION PART 1264_IMPLEMENTATION OF THE PROGRAM FRAUD CIVIL PENALTIES ACT OF 1986--Table of Contents Sec. 1264.107 Service of complaint. (a) Service of a complaint must be made by certified or registered mail or by delivery in any manner authorized by Rule 4(d) of the Federal Rules of Civil Procedure. (b) Proof of service, stating the name and address of the person on whom the complaint was served, and the manner and date of service, may be made by-- (1) Affidavit of the individual servicing the complaint by delivery; [[Page 377]] (2) A United States Postal Service return receipt card acknowledging receipt; or (3) Written acknowledgment of receipt by the defendant or his/her representative. [52 FR 39498, Oct. 22, 1987, as amended at 54 FR 600, Jan. 9, 1989]