[Code of Federal Regulations] [Title 46, Volume 1] [Revised as of Octobery 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR10.803] [Page 178] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 10_LICENSING OF MARITIME PERSONNEL--Table of Contents Subpart H_Registration of Staff Officers Sec. 10.803 Grades of certificates issued. Staff officers are registered in the following grades: (a) Chief purser. (b) Purser. (c) Senior assistant purser. (d) Junior assistant purser. (e) Medical doctor. (f) Professional nurse.