Agencies
Services
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) |