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About IDOR
| Name | Description
|
|
|---|---|---|
| IL-1120 | Instr. | Corporation Income and Replacement Tax Return (R-12/98) |
| IL-1120-X | Instr. | Illinois Amended Corporation Income and Replacement Tax Return (R-12/98) |
| Sch. J | Foreign Dividends (R-12/96) | |
| Sch. NB | Nonbusiness Income (R-03/99) | |
| Sch. NLD | Illinois Net Loss Deduction (R-12/96) | |
| Sch. UB | Instr. R-03/99 |
Combined Apportionment for Unitary Business Group (R-12/98) |
| Sch. UB/NLD | Unitary Net Loss Deduction (R-12/96) | |
| IL-477 | Replacement Tax Investment Credits (R-12/98) | |
| IL-1118A-RE | Instr. | Amended Corporation Income and Replacement Tax Return for Royalty ELection. (R-05/00) |
| IL-1118B-RE | Instr. | Amended Partnership or Small Business Corporation Replacement Tax Return for Royalty ELection. (R-05/00) |
| Sch. 1299-B | Enterprise Zone Foreign Trade Zone/Sub-Zone Subtractions (for Corporations & Fiduciaries) (R-12/94) | |
| Sch. 1299-D | Instr. R-12/98 |
Income Tax Credits (for Corporations & Fiduciaries) (R-03/99) |
| Sch. 1299-S | Enterprise Zones, Foreign Trade Zones and Sub-Zones (R-12/98) | |
| IL-2220 | Computation of Penalties for Businesses (R-12/98) | |
| Sch. 4255 | Recapture of Investment Tax Credits (R-12/98) | |