PDF
Word
This version of the form is not currently in use and is provided for reference only. Download this version of
Form IL-1040
for the current year.
Form IL-1040 Individual Income Tax Return - Illinois
What Is Form IL-1040?
This is a legal form that was released by the Illinois Department of Revenue - a government authority operating within Illinois. Check the official instructions before completing and submitting the form.
FAQ
Q: What is Form IL-1040?
A: Form IL-1040 is the Individual Income Tax Return for the state of Illinois.
Q: Who needs to file Form IL-1040?
A: Any resident of Illinois who earned income during the tax year needs to file Form IL-1040.
Q: What is the deadline for filing Form IL-1040?
A: The deadline for filing Form IL-1040 is usually April 15th, or the next business day if April 15th falls on a weekend or holiday.
Q: What are the major sections of Form IL-1040?
A: The major sections of Form IL-1040 include income, deductions, exemptions, and tax credits.
Q: Are there any special instructions for completing Form IL-1040?
A: Yes, there are specific instructions provided by the Illinois Department of Revenue that should be followed when completing Form IL-1040.
Q: What should I do if I can't pay the full amount of tax owed with Form IL-1040?
A: If you can't pay the full amount of tax owed, you should still file Form IL-1040 and then contact the Illinois Department of Revenue to discuss payment options.
Q: Can I claim a refund on Form IL-1040?
A: Yes, if you overpaid your taxes, you can claim a refund on Form IL-1040.
Q: Is Form IL-1040 the same as the federal income tax return?
A: No, Form IL-1040 is specific to the state of Illinois and is separate from the federal income tax return.
Form Details:
- Released on December 1, 2019;
- The latest edition provided by the Illinois Department of Revenue;
- Easy to use and ready to print;
- Quick to customize;
- Compatible with most PDF-viewing applications;
- Fill out the form in our online filing application.
Download a fillable version of Form IL-1040 by clicking the link below or browse more documents and templates provided by the Illinois Department of Revenue.
Download Form IL-1040 Individual Income Tax Return - Illinois
1
2
