Table of Contents

1099 E-Filing: Illinois

Nina Tchistiakova Updated by Nina Tchistiakova

Due date

March 31

Any time a due date falls on a weekend or state recognized holiday, we adjust the due date to the next business day.

E-filing threshold

Forms W-2G, Certain Gambling Winnings, are mandated to be electronically filed.

W-2G, 1099-R, and 1099-MISC

Filing options

Electronic filing

Forms to file

State requires W-2G

Required file name

Specifications do not specify a file name.

E-filing website

https://mytax.illinois.gov

Contact

Ryan Welch

(866) 440-868, 217-524-4767

Rev.w2transmitter@illinois.gov

Submitting files

Illinois accepts electronic filing for Prior Year Filing.
Illinois accepts electronic filing for Corrections.
RIS XML format uses the schema corrected indicator tag.
IRIS CSV format is submitted by sending an original and choosing the "correction" option from a drop down list.

Transmitters of information returns are now able to submit EFW2, EFW2C, and FIRE formatted files through MyTax Illinois without creating an account. This new, non-login feature supports submission from any internet browser and does not require the download of a tool for transmission.

The Non-Login W2/1099 Bulk File Upload

1. Go to https://mytax.illinois.gov on the landing page

2. Scroll to the bottom of the page to the box labeled “Non-Login Return or Report” and select “Submit Bulk W2/1099 File”. This opens an active request in MyTax Illinois.

3. Provide the required information, follow the on-screen instructions, and navigation to complete your submission.

How did we do?

Contact