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2010 Corporate Income Tax Forms

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-2220 Instr. Computation of Penalties for Businesses
 
 
IL-2220-FY Instr. Computation of Penalties for Businesses (for Fiscal Filers)
 
 
 
IL-4562
  Special Depreciation
 
Sch. INL   Illinois Net Loss Adjustment for Cooperatives
 
 
Sch. INS   Tax for Foreign Insurers R-
 
 
Sch. J   Foreign Dividends
 
 
Sch. M   Other Additions and Subtractions (for businesses)
Sch. NB   Nonbusiness Income R-        
Sch. NLD   Illinois Net Loss Deduction
Sch. SA   Specific Accounting Method of Computing Net Income for Corporations
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