Skip to main content

Possible online services disruption due to Internet related outage

A worldwide technology outage is causing disruption to some State of Illinois online systems.  We are aware of this issue and are diligently working on restoration.

Sign Up For Updates

Telecommunications Infrastructure Maintenance Fees Forms

Name Description
  MyTax Illinois
RT-10 Instr. Telecommunications Infrastructure Maintenance Fees (TIMF) Return (R-11/12)
RT-10-X Instr. Amended Telecommunications Infrastructure Maintenance Fees (TIMF) Return (R-11/12)