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The City of Chicago Office of Inspector General (OIG) works to make City government better and to hold City actors accountable when they break the rules. If you have information about misconduct, waste, abuse, or mismanagement relating to City officials, City employees, or contractors and subcontractors providing goods or services to the City, or suggestions to improve City government, report it to OIG.
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OIG’s data dashboards present visualizations of data to shine the light on how the City of Chicago and departments operate.
OIG Audit of Metered Water Billing Finds That Errors and Poor Communication between the Department of Finance and the Department of Water Management Have Led to Billing Spikes
FOR RELEASE: May 6, 2026 PRESS CONTACT: Deanna Shoss, Communications, 773.478.8417 The City of Chicago Office of Inspector General (OIG) has completed an audit
Did you know that City Council, the Office of the Mayor, and the Chicago Police Department have the highest number of active Shakman Exempt employees among all City Departments?
In 1972, the first of three Shakman consent decrees were entered by a federal court to eliminate improper political patronage in the City’s employment
OIG Finds the City Council Office of Financial Analysis Provided Limited Assistance to City Council in Budget Planning and Decision Making
PRESS CONTACT: Deanna Shoss, Communications, 773-478-8417 The City of Chicago Office of Inspector General (OIG) has completed an audit of the City Council