Illinois Department of Revenue
 
 
Tax Forms
 
 
 
 
 

IL-8633-B, Business Electronic Filing Enrollment

 
 

Who must complete Form IL-8633-B?

You must complete Form IL-8633-B if you are a software developer, transmitter, or participant using third party software to file returns and payments.

Do not complete Form IL-8633-B if you are using our free department based on-line filing and payment systems (WebFile, WebPay and MyTax Illinois).

 

 
 
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