Department of Business Affairs and Consumer Protection (BACP)
https://www.chicago.gov/city/en/depts/bacp.html
The Chicago Department of Business Affairs and Consumer Protection (BACP) ensures a fair and vibrant marketplace for businesses, workers and consumers in the City of Chicago. BACP licenses businesses and public vehicles, regulates business activity, protects consumers from fraud, enforces Chicago’s labor laws, partners with business service organizations and provides education and resources for businesses.