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Welcome to the O’Hare 21 Tipline

Operated by the City of Chicago Office of Inspector General (OIG), the tipline provides a confidential way to report fraud, waste, or misconduct related to the O’Hare 21 modernization project.

Tipline Form

You are the first line of defense against fraud, waste, and abuse. Provide your confidential complaints and suggestions regarding work at O’Hare International Airport. If you prefer to speak with someone, please call 833-825-5244 to speak to a intake specialist.

Name
Address
Max. file size: 1 GB.