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Name Description
IL-8453 Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2016.
IL-8453 Illinois Individual Income Tax Electronic Filing Declaration
Note: For tax year 2015.
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