35 Ill. Adm. Code 130.304
State Agency's Responsibility to Mark Article
Section 130
Section 130.304 State
Agency's Responsibility to Mark Article
a) When an entire article is determined to represent a trade
secret under Section 130.208, the State agency must mark the article with the
word "DETERMINED" in red ink on the face or front of the article and
must also mark any claim letter submitted for the article.
b) When less than an entire article is determined to represent a
trade secret under Section 130.208, the State agency must:
1) Mark the article with the word "DETERMINED" in red
ink on the face or front of the article;
2) Indicate on the face or front of the article and any claim
letter submitted for the article which page or portion of the article is
determined to represent a trade secret; and
3) Mark every page or portion of the article that is determined
to represent a trade secret with the word "DETERMINED".