e-file (ILLINOIS) Info

What is e-File?

e-File allows you to file your IL-1040 electronically through a tax professional who participates in our Electronic Filing Program. It is available January 11 through August 15.

Am I eligible to e-File?
You may use e-File if you

  • have your return prepared by a tax professional or you prepare your own return,
  • are a resident, nonresident, or part-year resident,
  • expect a refund, have no tax due, or owe a balance.

You may not use e-File if you

  • are claiming any other subtractions on Line 9 other than
    • premiums paid for health insurance and long term care insurance;
    • expenses for federally tax exempt investments;
    • interest on obligations of Illinois state and local governments.
  • are filing a return for a deceased taxpayer;
  • want to file a prior year return;
  • want to amend or correct a previously filed return;
  • claim credit for tax paid to other states on Line 19 other than Missouri, Indiana, Iowa, Kentucky, Michigan, Wisconsin and their local taxing jurisdiction (i.e., city, county) and you are not a full-year Illinois resident;
  • claim tax credits from Schedule 1299-C on Line 23;
  • completed Form IL-2210 based on annualized income or are 65 years of age or older and permanently living in a nursing home.

How do I benefit?

  • Faster Refunds - Refunds in about 1 week if you direct deposit.
  • Accurate - Calculations are done for you.
  • Proof of filing - Accepted returns acknowledged within 24 hours.

How does e-File work?

  • Use the services of an authorized tax professional to file your IL-1040.
  • Authorized tax professional enters your data into his or her computer.
  • Sign Form IL-8453, Illinois Income Tax Electronic Filing Declaration.