[Code of Federal Regulations] [Title 45, Volume 1] [Revised as of October 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 45CFR81.36] [Page 325] TITLE 45--PUBLIC WELFARE SUBTITLE A--DEPARTMENT OF HEALTH AND HUMAN SERVICES PART 81_PRACTICE AND PROCEDURE FOR HEARINGS UNDER PART 80 OF THIS TITLE--Table of Contents Subpart D_Form, Execution, Service and Filing of Documents Sec. 81.36 Certificate of service. The original of every document filed and required to be served upon parties to a proceeding shall be endorsed with a certificate of service signed by the party making service or by his attorney or representative, stating that such service has been made, the date of service, and the manner of service, whether by mail or personal delivery.