Electric Reliability Pursuant to (220 ILCS 5/16-125) Sec. 16-125 of the Illinois Public Utilities Act [220 ILCS 5/] and the Commission's electric reliability rules in 83 Illinois Administrative Code, Part 411, all electric utilities are required to annually file an electric reliability report. The utilities file these reports with the Commission by the end of May for the previous calendar year. The annual utility reports are on the ICC web site under the headings "Self Assessments".

The ICC Staff is required to perform an assessment of each utility's reliability report, at least every three years per 83 Ill. Adm. Code 411.140. The assessments include a review of the annual reliability reports and evaluate the reliability performances. The Staff assessment reports are on the ICC web site under the heading "ICC Assessments".