The Chief Clerk's Office is responsible for all Commission records relating to public utility matters. This consists of, but is not limited to, case files, rates and tariffs, hearing schedules, documents served and annual reports. Chief executive officer and designated agent information for utilities also are maintained and updated by the Chief Clerk's Office. In addition, Orders of the Commission regarding Public Utility Rulemaking and special proceedings will be posted to this page.

Products and Services

Rulemaking and Special Proceedings

Contact Information

  • Springfield Office Phone: 217-782-7434

  • Chicago Office Phone: 312-814-6658