View up to date information on how Illinois is handling the Coronavirus Disease 2019 (COVID-19) from the
State of Illinois Coronavirus Response Site
If you are starting a new business or have a business new to the state of Illinois, you should register with IDOR before you make any sales or when you hire an employee.
To register your business you may choose one of the following options:
If you have additional inquiries, you may submit them to the Questions, Comments, or Request form.