Checked September 27, 2026
How to find new business records in Illinois
One record in Illinois were read and checked against the same six questions. 1 is published where anyone can read it, 1 carries a date you can filter on, and 1 carries the premises address rather than a filing address. Published by Chicago Department of Business Affairs and Consumer Protection.
1
record checked
1
published where anyone can read them
1
that carry a date you can filter on
1
class of record
Which of the record classes Illinois publishes
| Class of record | Published in Illinois | Carries a date |
|---|---|---|
| city and county licences and tax certificates | 1 of 1 | 1 of 1 |
Every record, with the facts that decide whether it is usable
Each cadence below is what the publisher’s own stamp said the day it was read.
Chicago Department of Business Affairs and Consumer Protection
Business licence · city and county licences and tax certificates
- Endpoint
- https://data.cityofchicago.org/resource/r5kz-chrr.json
- Date
- license_start_date, with application_type = ISSUE
- Address
- Premises address, in the file
- Cadence
- daily, stamped 2026-09-27
- Terms
- free, city terms of use
The best-shaped licence file in the country: the application type separates a new licence from a renewal, and the licence description names the kind of business.
6 of six verified · read September 27, 2026
Doing this yourself
Take the 1 endpoint above and read it on a schedule. Nothing on this page is held back.
Working in Illinois? Check your area.
Reading the records is the easy half. Type a city, county or ZIP and you will get the plain answer about whether the feeds behind it are running.
Check my area