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Illinois Department of Revenue
Do not write in this box.
IL-1120-X
Amended Corporation Income and Replacement Tax Return
For tax years ending ON or AFTER December 31, 2005
Write the amount you
Indicate what tax year you are amending: Tax year beginning ___/___/______, ending ___/___/ ______
are paying.
If you are filing an amended return for tax years ending before December 31, 2005,
$_________________
you can not use this form.
Step 1: Provide the following business information
A
F
Write your business name and mailing address. If you have a
Write your federal employer identification number (FEIN).
change, check this box.
|___|___| - |___|___|___|___|___|___|___|
G
_______________________________________________________
Write your Illinois Business Tax number (IBT).
Name
|___|___|___|___| - |___|___|___|___|
H
_______________________________________________________
Check the applicable box for the type of change being made.
C/O
NOL
State change
Federal change:
_______________________________________________________
If a federal change, check one:
Partial agreed
Finalized
Mailing address
If finalized, write the finalization date: ____/____/______
Month
Day
Year
_______________________________________________________
I
If you have completed the following federal forms, check the box
CityStateZip
and attach them to this return, if you have not previously done so.
B
Check the box if your business is a
Federal Schedule 8886
Federal Schedule M-3
Combined return (unitary)
Foreign insurer.
C
J
Check the box if you are filing this form only to report an
Check this box if you are filing a “corrected” return and are making
increased net loss on Line 37, Column C.
the election to treat all nonbusiness income as business income.
D
Check this box if you annualized your
K
income on Form IL-2220.
Write your Illinois corporate file (charter) number.
E
Check this box if Schedule 1299-D is attached
__________________________________
Step 2: Explain the changes on this return
A
B
C
Step 3: Figure your income or loss
As originally
Net change
Corrected amount
reported or adjusted
increase or decrease
1
1
1
Federal Taxable Income from U.S. Form 1120.
____________|____
____________|____
____________|____
2
2
2
Net operating loss deduction from U.S. Form 1120.
____________|____
____________|____
____________|____
3
State, municipal, and other interest income
3
3
excluded from Line 1.
____________|____
____________|____
____________|____
4
Illinois income and replacement tax deducted
4
4
in arriving at Line 1.
____________|____
____________|____
____________|____
5
5
5
Illinois Bonus Depreciation addition (Form IL-4562).
____________|____
____________|____
____________|____
6
6
6
Related Party Expense addition (Schedule 80/20).
____________|____
____________|____
____________|____
7
7
7
Distributive Share of Additions (Schedule K-1-P or K-1-T).
____________|____
____________|____
____________|____
8
8
8
Other additions (Illinois Schedule M for businesses)
____________|____
____________|____
____________|____
.
9
9
9
Add Lines 1 through 8. This is your total income or loss
____________|____
____________|____
.
IL-1120-X (R-08/06)
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