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Important Update – TaxNet will be taken offline at midnight on Monday, September 4, 2017. Starting September 11, 2017, you can use MyTax Illinois for all your State of Illinois tax needs. For Employers, if you would like to establish your MyTax Illinois account prior to the September 11, 2017, cutover, please visit the MyTax Illinois website at mytax.illinois.gov or contact the IDOR Central Registration staff at 1-217-785-3707 for assistance. For Service Bureaus, IDES will be reaching out to you directly in early August 2017 with specific login information on how to correctly establish a MyTax Illinois Service Bureau account. Please visit the “Employer Update” tab www.ides.illinois.gov/MyTaxUI on the IDES website, www.ides.illinois.gov for additional critical transition information on the new processes and what you will need to do.

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