625 ILCS 5/18c-5204

The Commission may, on its own motion or on complaint, conduct an investigation to determine whether a household goods carrier has, with or without the license required under Sub-chapter 4 of this Chapter, engaged in a pattern or practice of underestimating freight charges for household goods shipments, or has otherwise violated provisions of this Chapter, Commission regulations or orders, and may invoke any or all sanctions provided for in Article VII of Sub-chapter 1 of this Chapter against the carrier if such a pattern or practice, or any other violation, is found to have occurred.