File and pay for the following returns, forms, and applications

ART-1 and ART-1-X

RC-1-A

RL-26-L

CMFT-1 and CMFT-1-X

RC-36

RL-26-R

DS-1 and DS-1-X

RC-44

RL-26-W and RL-26-W-X

ICT-4 and ICT-4-X

RC-6 and RC-6-X

RL-4 and RL-5

IDR-909 and IDR-909-X

RC-6-A and RC-6-A-X

RPU-6 and RPU-6-X

IL-1040 and IL-1040-X

RCOA-1

RPU-13 and RPU-13-X

IL-1041

RCS-1

RT-2 and RT-2-X

IL-501 Payments

RCS-36

RT-10 and RT-10-X

IL-941 and IL-941-X

REG-1 Business Registration

ST-1/ST-2 and ST-1-X

IL-990-T

RG-1 and RG-1-X

ST-4 and ST-4-X

LA-1

RG-6 and RG-6-X

ST-8 and ST-8-X

MFUT-12 (New and Renewal)

RHM-1 and RHM-1-X

ST-14 and ST-14-X

MFUT-15 and MFUT-15-X

RL-26 and RL-26-X

ST-44

PST-1 and PST-1-X

RL-26-A and RL-26-A-X

ST-556 and ST-556-X

TP-1 and TP-1-X
(new for 2014)
Account management functions

View letters and notices

Add/update contact information

View and pay account balances

Cease an account

View and print filed returns

Request disaster relief

Add/update an address

Verify estimated payments

Delegate account access

Add/update a responsible party

View filing frequencies

Look up 1099G information

Make estimated and extension
payments for businesses and
individuals

Pay and manage additional
business income accounts

Add or cease locations/sites

View filing frequencies
For more information

Visit our website at www.tax.illinois.gov and look for the MyTax Illinois logo on the home page


Detailed FAQs, Authentication Guide, and Help can be accessed from the MyTax Illinois site
Access the following Informational Bulletins on IDOR’s website under Publications

FY2013-02; FY2013-10; FY2013-14; FY2014-02