In addition to one of the security classification markings set out in Article 3(2), EUCI may bear additional markings, such as:

1. (a)

   an identifier to designate the originator;

2. (b)

   any caveats, code-words or acronyms specifying the field of activity to which the document relates, a particular distribution on a need-to-know basis or restrictions on use;

3. (c)

   releasability markings;

4. (d)

   where applicable, the date or specific event after which it may be downgraded or declassified.