City of Chicago :: Permits
https://www.chicago.gov/city/en/depts/bldgs/provdrs/permits.html
WebA permit is required before beginning most construction, demolition, and repair work. In order to provide more responsive service, the Department of Buildings offers permitting processes tailored for a wide variety of projects, from home repairs to new skyscrapers.
DA: 100 PA: 97 MOZ Rank: 36