[Code of Federal Regulations] [Title 42, Volume 1] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 42CFR21.27] [Page 77] TITLE 42--PUBLIC HEALTH CHAPTER I--PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES PART 21_COMMISSIONED OFFICERS--Table of Contents Subpart B_Appointment Sec. 21.27 Eligibility; senior assistant grade. Every candidate for examination for appointment in the grade of senior assistant shall meet the requirements for eligibility for examination for appointment in the grade of assistant and shall have completed at least 10 years of educational and professional training or experience subsequent to high school. [[Page 78]]