Steps 1 & 2: Activate Your Illinois State Tax Account
STEP 1: You must request to activate an online account with the State of Illinois.
1a. Go to: MyTax.Illinois.gov
1b. Click on the tab marked INDIVIDUALS
1c. Click on the “Request a Letter ID” link under “Miscellaneous”. They will send you a letter in 5 to 10 days.
WAIT 5 to 10 days: for the State of Illinois to send you an email or letter with a Letter ID needed to activate an account (This is their way of guaranteeing your privacy).
STEP 2: Activate your MyTax.Illinois.gov account.
2a. Again go to: MyTax.Illinois.gov
2b. Click on the Sign up Now!
2c. Put in your Social Security Number (SSN or other acceptable identification). It will then ask you: “Are you trying to activate your MyTax Illinois account for Individual Income Tax?” RESPOND: Yes.
2d. It will then ask you for your Letter ID and another identification such as Prior Year Adjusted Gross Income. or your IL-PIN number (You can look that up by clicking on the Lookup my IL-PIN link).
2e. Put in your name, contact phone, and email; select a username and password, as well as security question and answer; confirm your email and password.
2f. Click submit at the top of the screen and you should be in!