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| Name | Description | Rev Date |
File Type |
|
|---|---|---|---|---|
| IL-1120 | Corporation Income and Replacement Tax Return | R-12/08 |
||
| IL-1120-ES | 2009 Estimated Income Replacement Tax Payments for Corporations | R-12/08 |
||
| IL-1120-X | Amended Corporation Income and Replacement Tax Return | R-12/08 |
||
| IL-477 | Replacement Tax Investment Credits | R-12/08 |
||
| IL-505-B | Automatic Extension Payment | R-12/08 |
||
| IL-1000-E | Certificate of Exemption for Pass-through Entity Payments | R-01/09 | Form | |
| IL-2220 | Computation of Penalties for Businesses | R-12/08 |
||
| IL-4562 | Special Depreciation | R-12/08 |
||
| Schedule INS | Tax for Foreign Insurers | R-12/08 |
||
| Schedule J | Foreign Dividends |
R-12/08 |
||
| Schedule M | Other Additions and Subtractions (for businesses) |
R-12/08 |
||
| Schedule NB | Nonbusiness Income |
R-12/07 |
||
| Schedule NLD | Illinois Net Loss Deduction |
R-12/07 |
||
| Schedule UB | Combined Apportionment for Unitary Business Group |
R-12/08 |
||
| Schedule UB/INS | Tax for a Unitary Business Group with Foreign Insurer Members | R-12/08 |
||
| Schedule UB/NLD | Unitary Illinois Net Loss Deduction |
R-12/07 |
||
| Schedule 80/20 | Related Party Expenses | R-12/08 |
||
| Schedule 1299-B | Enterprise Zone or Foreign Trade Zone (sub-zone) Subtractions (for corporations & fiduciaries) |
R-12/08 |
||
| Schedule 1299-D | Income Tax Credits (for corporations & fiduciaries) |
R-12/08 |
||
| Schedule 1299-S | Enterprise Zones, Foreign Trade Zones, and Sub-Zones | R-12/08 |
||
| Schedule 4255 | Recapture of Investment Tax Credits | R-12/08 |
||