[Code of Federal Regulations] [Title 41, Volume 3] [Revised as of July 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 41CFR105-64.503] [Page 469] TITLE 41--PUBLIC CONTRACTS AND PROPERTY MANAGEMENT CHAPTER 105--GENERAL SERVICES ADMINISTRATION PART 105-64_REGULATIONS IMPLEMENTING THE PRIVACY ACT OF 1974--Table of Contents Subpart 105-64.5_Reporting New Systems and Altering Existing Systems Sec. 105-64.503 Effective date of new systems of records or alteration of an existing system of records. When there is no objection to establishing or changing a system of records, it becomes effective 30 calendar days after the notice is published in the Federal Register.