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Electronic Filing Forms

Name
Description
IL-8453 Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2024.
IL-8453 Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2023.
IL-8453 Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2022.

IL-8633-B

(This form has been discontinued.)

Business Electronic Filing Enrollment (BEFE)

Form IL-8633-B has been discontinued and replaced with the Business Electronic Filing Enrollment (BEFE) process through MyDevPortal. Electronic transmitters, software developers, and taxpayers who intend to participate in our direct file program must register through and use MyDevPortal. See the MyDevPortal Helpful Resources page for more information.

IL-8655
Reporting Agent Electronic Services Authorization
IL-8948 Illinois Electronic Filing Opt-Out Declaration