Agencies
Services
MyTax Illinois Information
Core Resources
Resources for Individuals
- File your IL-1040, Individual Income Tax Return - Use our updated non-login application to file without a MyTax Illinois account or Login to your account. If you don't already have an account, you may sign up for a MyTax Illinois account. Starting this year, eligible taxpayers can use IRS Direct File to submit their federal returns directly, allowing for easy transfer to MyTax Illinois for free state tax return filing.
- File an amended return, IL-1040-X for tax years ending December 31, 2020, and December 31, 2021 (MyTax Illinois account is required) - Login to your account. If you don’t already have an account, sign up for a MyTax Illinois account.
- Retrieve a saved or submitted IL-1040
- Look up estimated (IL-1040-ES) or extension (IL-505-I) payments
- Check on the status of your refund
- Look up your 1099-G information
- Sign up for a MyTax Illinois account
- Register a new sole proprietorship (Form REG-1)
- Go to more information about e-Services offered by IDOR
- Login to your MyTax Illinois account
Resources for Businesses (sales, excise, business income, and withholding income taxes)
Resources for IFTA Carriers
- Apply for IFTA license and decals (Form MFUT-12) Note: This is for new IFTA carriers only. If you already have an Illinois IFTA license, login to your MyTax Illinois account or click ‘Sign up for a MyTax Illinois account’ below to create your account.
- Retrieve a saved application
- Sign up for a MyTax Illinois account
- Register a new business (Form REG-1 – If you need to register for taxes other than IFTA)
- Login to your MyTax Illinois account