| Name |
Description |
| IL-1120 |
Instr. |
Corporation Income and Replacement Tax Return |
| IL-1120-X |
Instr. |
Amended Corporation Income and Replacement Tax Return |
| IL-477 |
|
Replacement Tax Investment Credits |
| IL-1000-E |
|
Certificate of Exemption for Pass-through Entity Payments |
| IL-2220 |
Instr. |
Computation of Penalties for Businesses |
| IL-4562 |
|
Special Depreciation |
| Sch. INS |
|
Tax for Foreign Insurers |
| Sch. J |
|
Foreign Dividends |
| Sch. M |
|
Other Additions and Subtractions (for businesses) |
| Sch. NB |
|
Nonbusiness Income |
| Sch. NLD |
|
Illinois Net Loss Deduction |
| Sch. UB |
Instr. |
Combined Apportionment for Unitary Business Group |
| Sch. UB/INS |
|
Tax for a Unitary Business Group with Foreign Insurer Members |
| Sch. UB/NLD |
|
Unitary Illinois Net Loss Deduction |
| Sch. 80/20 |
|
Related Party Expenses |
| Sch. 1299-B |
|
Enterprise Zone or Foreign Trade Zone (sub-zone) Subtractions (for corporations & fiduciaries) |
| Sch. 1299-D |
Instr. |
Income Tax Credits (for corporations & fiduciaries) |
| Sch. 1299-S |
|
Enterprise Zones, Foreign Trade Zones, and Sub-Zones |
| Sch. 4255 |
|
Recapture of Investment Tax Credits |
Agencies
Services