[Code of Federal Regulations]
[Title 33, Volume 2]
[Revised as of July 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 33CFR174.23]

[Page 810]
 
                TITLE 33--NAVIGATION AND NAVIGABLE WATERS
 
   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
 
PART 174--STATE NUMBERING AND CASUALTY REPORTING SYSTEMS--Table of Contents
 
                Subpart B--Numbering System Requirements
 
Sec. 174.23  Form of number.

    (a) Each number must consist of two capital letters denoting the 
State of the issuing authority, as specified in Appendix A of Part 173 
of this chapter, followed by--
    (1) Not more than four numerals followed by not more than two 
capital letters (example: NH 1234 BD); or
    (2) Not more than three numerals followed by not more than three 
capital letters (example: WN 567 EFG).
    (b) A number suffix must not include the letters ``I'', ``O'', or 
``Q,'' which may be mistaken for numerals.