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Illinois Department of Revenue
Amended Composite Income
2011 IL-1023-C-X
and Replacement Tax Return
For tax years ending on or after December 31, 2011
Do not write in this box.
Indicate what tax year you are amending: Tax year beginning ____ ____ ______, ending ____ ____ ______
Write the amount you
month day
year
month
day
year
are paying.
If you are filing an amended return for tax years ending before December 31, 2011,
$_________________
you cannot use this form. For prior years, use the amended return form for that year.
Step 1: Identify your exempt organization
C
Write your federal employer identification no. (FEIN).
A
___ ___ - ___ ___ ___ ___ ___ ___ ___
6 6 6
Write your complete legal business name.
If you have a name change only, check this box.
D
Check the box that identifies the return you filed.
_____________________________________________________
Name:
Form IL-1065
Form IL-1120-ST
B
If you have an address change, check this box and complete
E
Check the applicable box for the type of change being
the following information.
made.
State change
Federal change
______________________________________________________
C/O:
If a federal change, check one:
_______________________________________________
Mailing address:
Partial agreed
Finalized
__________________________
_______
___________
City:
State:
ZIP:
Write the finalization date _______________
Attach your federal finalization to this return.
F
Check this box if any partners or shareholders included
are trust members.
G
Check this box if the partners or shareholders included
are individuals and/or estate members only.
Step 2: Explain the changes on this return
A
B
Step 3: Figure your income and net income tax
As most recently
reported or adjusted
Corrected amount
1 a
1a
1a
Modified base income of the partnership or subchapter S corporation.
_______________ 00
_______________ 00
b
Total percentage of ownership for resident members.
.
.
1b ___
1b ___
(Write the percentage as a decimal and carry to six decimal places).
_____________
_____________
c
1c
1c
Multiply Line 1a by Line 1b.
_______________ 00
_______________ 00
2 a
2a
2a
Modified base income allocable to Illinois.
_______________ 00
_______________ 00
b
Total percentage of ownership for nonresident members.
.
.
2b ___
2b ___
(Write the percentage as a decimal and carry to six decimal places).
_____________
_____________
c
2c
2c
Multiply Line 2a by Line 2b.
_______________ 00
_______________ 00
3
3
3
Add Lines 1c and 2c. This amount is your income.
_______________ 00
_______________ 00
4
4
4
Income tax. Multiply Line 3 by 5% (.05).
_______________ 00
_______________ 00
5
5
5
Recapture of investment credits (Schedule 4255).
_______________ 00
_______________ 00
6
6
6
Income tax before investment credits. Add Lines 4 and 5.
_______________ 00
_______________ 00
7
7
7
Income tax credits (Schedule 1299-A). See instructions.
_______________ 00
_______________ 00
8
8
8
Net income tax. Subtract Line 7 from Line 6.
_______________ 00
_______________ 00
*132001110*
This form is authorized as outlined by the Illinois Income Tax Act. Disclosure of this
IL-1023-C-X front (R-12/11)
information is REQUIRED. Failure to provide information could result in a penalty.