Illinois Department of Revenue
IL-1120-X
Amended Corporation Income and Replacement Tax Return
For years ending ON or AFTER December 31, 1986 and BEFORE December 31, 2005.
Check one:
For calendar year __ __ __ __.
Other year beginning __ __/__ __/ __ __ __ __, ending __ __/__ __/ __ __ __ __.
_______________________________________________________
|____|____| - |____|____|____|____|____|____|____|
Name
Federal employer identification number (FEIN)
_______________________________________________________
|____|____|____|____| - |____|____|____|____|
Mailing address
Illinois business tax (IBT) number
d
Check the applicable box for the Unitary filers only — Type of
_______________________________________________________
type of change being made.
unitary return previously filed
City
State
ZIP
Separate unitary returns
NOL
State change
One combined unitary return
a
Check the box if any of the above information is new.
Federal change:
Partial agreed
b
Check the box if you are a foreign insurer. (See instructions.)
FEIN of the member who will attach
Finalized
c
Check the box if you are filing this form only to report an
Schedule UB to its Form IL-1120-X
Date: __ __/__ __/__ __ __ __
increased net loss on Part IV, Line 1, Column C. (See instr.)
FEIN:
Month Day
Year
____-______________________
Part I – Base income or loss
A
B
C
(See specific instructions.)
As originally
Net change
Corrected amount
reported or adjusted
increase or decrease
(explain in Part V)
1
1
1
____________|____
____________|____
____________|____
Write your federal taxable income or loss.
2
Additions
a
2a
2a
____________|____
____________|____
____________|____
State, municipal, and other interest income excluded from Line 1
b
2b
2b
____________|____
____________|____
____________|____
Illinois income and replacement tax deducted in arriving at Line 1
c
2c
2c
____________|____
____________|____
____________|____
Other additions (specify:________________________________)
3
3
3
____________|____
____________|____
Add Lines 2a through 2c. This is the total of your additions.
4
4
4
____________|____
____________|____
Add Lines 1 and 3. This is your total income.
5
Subtractions. (See instructions.)
a
5a
5a
____________|____
____________|____
____________|____
Interest income from U.S. Treasury and exempt federal obligations
b
5b
5b
____________|____
____________|____
____________|____
Other subtractions (specify:________________________)
c
5c
5c
____________|____
____________|____
____________|____
Federal NOL carryforward from years prior to 12/31/86
(See instructions.)
6
6
6
____________|____
____________|____
Add Lines 5a through 5c. This is the total of your subtractions.
7
7
7
____________|____
____________|____
Subtract Line 6 from Line 4. This is your base income or loss.
Continue to Part III, Line 1 or Part IV, Line 1, as appropriate.
8
8
8
____________|____
____________|____
____________|____
Write the net income from Part IV, Line 6.
9 a
9a
9a
____________|____
____________|____
____________|____
Multiply Line 8 by the applicable rate (see instr.). This is your income tax.
b
9b
9b
____________|____
____________|____
____________|____
Recapture of investment credits from Schedule 4255
10
10
10
____________|____
____________|____
____________|____
Add Lines 9a and 9b. This is your total income tax before credits.
11 a
11a
11a
____________|____
____________|____
____________|____
Income tax credits from Schedule 1299-D (See instructions.)
b
11b
11b
____________|____
____________|____
____________|____
Credit for replacement tax paid (See instructions.)
c
11c
11c
____________|____
____________|____
____________|____
Carryforward of credit for replacement tax paid (See instructions.)
12
12
12
____________|____
____________|____
____________|____
Add Lines 11a through 11c. This is the total of your credits.
13
13
13
____________|____
____________|____
____________|____
Subtract Line 12 from Line 10 (cannot be less than zero). Net income tax.
14
14
14
____________|____
____________|____
____________|____
Write the net replacement tax from Part IV, Line 10.
15
15
15
____________|____
____________|____
____________|____
Add Lines 13 and 14. This is your total net income and replacement tax.
16 a
16a
16a
____________|____
____________|____
____________|____
Estimated tax payments and any overpayment credited to this year
b
16b
16b
____________|____
____________|____
____________|____
Tax paid with Form IL-505-B
17
17
____________|____
Add Column C, Lines 16a and 16b. Total payments and credit as corrected. Write the total here and on Part II, Line 1.
Part II – Income and replacement tax change
1
1
____________|____
Write the total payments and credit as corrected, from Part I, Line 17.
2
2
____________|____
Write the tax paid with your original return (do not include penalty and interest).
3
3
____________|____
Write any subsequent tax payments (do not include penalty and interest).
4
4
____________|____
Add Lines 1 through 3. This is your total tax paid.
5
5
____________|____
Write the total amounts previously refunded and/or credited for the year being amended.
6
6
____________|____
Subtract Line 5 from Line 4. This is your net tax paid.
7
7
____________|____
Write the corrected net tax from Part I, Line 15, Column C.
8
8
____________|____
Refund. Subtract Line 7 from Line 6. (Overpayments cannot be credited to estimated tax.)
9
9
____________|____
Tax due. Subtract Line 6 from Line 7.
10
10
____________|____
Penalty (See instructions.)
11
11
____________|____
Interest (See instructions.)
12
12
____________|____
Total balance due. Add Lines 9 through 11. Pay in full if $1 or more. (See instructions.)
Do not write in this box.
Mail to: Illinois Department of Revenue, P.O. Box 19016, Springfield, IL 62794-9016
This form is authorized as outlined by the Illinois Income Tax Act. Disclosure of this information is REQUIRED. Failure to provide information could
result in a penalty. This form has been approved by the Forms Management Center.
IL-492-0106
IL-1120-X front (R-12/05)