Electronic Filing Forms

Name
Description
​IL-8453
Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2020.​
​IL-8453

​Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2019.
IL-8453
Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2018
IL-8453
Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2017.
IL-8633-I
Application to File Individual Income Tax Returns Electronically
IL-8633-B
Business Electronic Filing Enrollment
IL-8655
Reporting Agent Electronic Services Authorization
IL-8948 Illinois Electronic Filing Opt-Out Declaration