[Code of Federal Regulations] [Title 5, Volume 3] [Revised as of January 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR1620.4] [Page 210] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER VI--FEDERAL RETIREMENT THRIFT INVESTMENT BOARD PART 1620_EXPANDED AND CONTINUING ELIGIBILITY--Table of Contents Subpart A_General Sec. 1620.4 Notices. An employing agency must notify affected employees of the application of this part as soon as practicable.