is placed in parentheses immediately following the part
letter or numbers. If there arent any part letters or
numbers, place the abbreviation immediately before the
beginning of the portion.
1. (U) This introductory sentence is Unclassified.
A. (C) This subparagraph is Confidential.
(1) (S) This subparagraph is Secret.
Examples of portion markings are shown in figure
Figure 22-1.AIS storage media.