[Code of Federal Regulations] [Title 5, Volume 1] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 5CFR630.402] [Page 728] TITLE 5--ADMINISTRATIVE PERSONNEL CHAPTER I--OFFICE OF PERSONNEL MANAGEMENT PART 630_ABSENCE AND LEAVE--Table of Contents Subpart D_Sick Leave Sec. 630.402 Application for sick leave. An employee shall file a written application for sick leave within such time limits as the agency may require. An employee shall request advance approval for sick leave for the purposes of receiving medical, dental, or optical examination or treatment and, to the extent possible, for the purposes described in Sec. 630.401(a) (3), (4), and (6). [59 FR 62274, Dec. 2, 1994]