Illinois Department of Revenue
 
 
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2013 Corporate Income Tax Forms

 
 

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Name Description
IL-1120 Instr. Corporation Income and Replacement Tax Return (R-12/13)
IL-1120-ES   2014 Estimated Income and Replacement Tax Payments for Corporations (R-12/13)
IL-1120-V   Payment Voucher for Corporation Income and Replacement Tax (R-12/13)
IL-1120-X Instr. Amended Corporation Income and Replacement Tax Return (R-12/13)
IL-1120-X-V   Payment Voucher for Amended Corporation Income and Replacement Tax (R-12/13)
IL-477 Instr. Replacement Tax Investment Credits (R-12/13)
IL-505-B   Automatic Extension Payment (R-12/13)
IL-2220 Instr. Computation of Penalties for Businesses (R-12/13)
IL-4562
Instr. Special Depreciation (R-12/13)
Sch. INL Instr. Illinois Net Loss Adjustments for Cooperatives and REMIC Owners (R-12/13)
Sch. INS Instr. Tax for Foreign Insurers (R-12/13)
Sch. J   Foreign Dividends (R-12/13)
Sch. M Instr. Other Additions and Subtractions (for businesses) (R-12/13)
Sch. NB Instr. Nonbusiness Income (R-12/13)
Sch. NLD Instr. Illinois Net Loss Deduction (R-12/13)
Sch. UB Instr. Combined Apportionment for Unitary Business Group (R-12/13)
Sch. UB/INS Instr. Tax for a Unitary Business Group with Foreign Insurer Members (R-12/13)
Sch. UB/NLD Instr. Unitary Illinois Net Loss Deduction (R-12/13)
Sch. 80/20 Instr. Related-Party Expenses (R-12/13)
Sch. 1299-B Instr. River Edge Redevelopment Zone or Foreign Trade Zone (or sub-zone) Subtractions (for corporations and fiduciaries) (R-12/13)
Sch. 1299-D Instr. Income Tax Credits (for corporations and fiduciaries) (R-12/13)
Sch. 1299-S   Enterprise Zones, Foreign Trade Zones, and Sub-Zones (R-12/13)
Sch. 4255 Instr. Recapture of Investment Tax Credits (R-12/13)
 
 
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