240 ILCS 40/15-10

(a) If a licensee commits a de minimis violation of this Code, the Director may, in his or her discretion, and without further action, issue a warning letter to the licensee. (b) For the purposes of this Article, a de minimis violation exists when a licensee: (1) violates the maximum allowable speculative limits of item (a)(2) of Section 10-10 by 1,000 bushels or less; (2) has total grain quantity deficiency violations that do not exceed $1,000 as determined by the formula set forth in subsection (c) of Section 15-20; or (3) has total grain quality deficiency violations that do not exceed $1,000 as determined by the formula set forth in subsection (d) of Section 15-20.