The Chicago Chapter of the Institute of Internal Auditors was formed June 29, 1943, the third Chapter recognized. From its initial membership of 47, the Chapter has grown to more than 2,000 members, making it the third largest chapter in the United States.
- June 14, 2014 Initial release
- February 17, 2015 New version 1.10
- March 06, 2015 New version 1.12