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        Illinois Department of Revenue                                    Use for tax years ending on or 
                                                                          after December 31, 2023 and 
                                                                          before December 31, 2024.
        IL-1041-X Instructions                                                                                                 2023

                                              General Information

Who must file Form IL-1041-X?                                           Federal change - Do not file this amended return until you 
                                                                        receive a federal finalization notification from the IRS stating that 
You should file Form IL-1041-X, Amended Fiduciary Income                they have accepted your change, either by paying a refund, or by 
and Replacement Tax Return, if you are amending a previously            final assessment, agreement, or judgment. In order to process an 
filed, processable Form IL-1041, Illinois Fiduciary Income and          amended return due to a federal change, the Illinois Department 
Replacement Tax Return, for a tax year ending on or after               of Revenue (IDOR) requires proof of federal finalization. Proof of 
December 31, 2007. Your change can occur from a state or federal        federal finalization includes one or more of the following:
change that affects items used to compute your Illinois net income, 
                                                                        • a copy of your federal audit report (signed and dated by a 
net loss, or credit, such as                                              federal auditor),
•   an amendment of your federal income tax return,                     • an IRS account transcript, or
•   an adjustment made by the Internal Revenue Service (IRS), or        • a federal refund check.
•   any other recomputation or redetermination.                                Acknowledgement that the IRS received your amended 
A separate amended return must be filed for each tax year you need      return is not acceptable proof of federal finalization.
to amend.                                                               If your federal change decreases the tax due to Illinois and 
                                                                        you are entitled to a refund or credit carryforward, you must file 
What if I need to change my return before the                           Form IL-1041-X within two years plus 120 days of federal finalization.
extended due date expires?                                              If your federal change increases the tax due to Illinois, you must 
If you filed your original Form IL-1041 and a state or federal          file Form IL-1041-X and pay any additional tax within 120 days of 
correction or change needs to be made before the extended due           IRS partial agreement or finalization. In order to avoid late payment 
date expires (see the instructions of your original return), you should penalties, you must pay any additional tax to IDOR and attach proof 
file Form IL-1041-X. Due to the automatic extension, any return filed   of the federal finalization date, showing the change was reported to 
after the original return and on or before the extended due date will   Illinois within 120 days of IRS acceptance, or you may be assessed a 
be treated as the original return.                                      late-payment penalty.
If you are filing Form IL-1041-X before the extended due date                  If you fail to notify us of your change by filing Form 
to change the election on your original return to treat all income      IL-1041-X, we may issue a notice of deficiency at any time. Once 
other than compensation as business income, check the box on            you file your change, we may issue a notice of deficiency within two 
Schedule NR, Nonresident Computation of Fiduciary Income,               years.
Step 3, and provide a written explanation indicating the change 
to your election in the “Explain the changes on this return” area of    What if I am amending my return due to multiple 
Form IL-1041-X.                                                         federal adjustments?
How long do I have to amend my return?                                  If you are amending your original Form IL-1041 due to multiple 
                                                                        federal adjustments that were finalized on different dates, then 
The amount of time you have to amend your return depends on             you must complete separate amended Illinois returns for each 
whether your Form IL-1041-X is being filed to report a state or federal federal finalization date. For example, if you receive a 2023 return 
change.                                                                 adjustment from the IRS on July 10, 2024, then in August, you 
       If an amended return claiming a credit or refund is filed        amend your U.S. Form 1041 and receive federal finalization on 
within six months of the expiration of the statute of limitations, then October 22, 2024, then you must submit one Form IL-1041-X for the 
the statute of limitations will automatically be extended an additional July 10, 2024, adjustments and a separate Form IL-1041-X for the 
six months for issuing an assessment of additional tax due.             October 22, 2024, adjustments. Failure to file separate amended 
State change - If your change creates or increases the Illinois net     returns for each federal finalization date may result in the denial of 
loss for the year, you must file Form IL-1041-X showing the increase    the entire claim, a delay in processing, or the assessment of penalty 
in order to carry the increased loss amount to another year.            and interest. 
If your change decreases the tax due to Illinois and you are entitled          Proof of federal finalization must be attached to your 
to a refund or credit carryforward, you must file Form IL-1041-X        amended return before the return will be processed.
within
•    three years after the due date of the return (including            What if my amended return involves an Illinois 
  extensions),                                                          net loss deduction (NLD)?
•   three years after the date your original return was filed, or       If you have an Illinois NLD from any loss year ending on or after 
•   one year after the date your Illinois tax was paid, whichever is    December 31, 1986, it is subtracted from and limited to base income 
  latest.                                                               allocable to Illinois.
If your change increases the tax due to Illinois, you should file       To determine your “Illinois net loss” start with your total unmodified 
Form IL-1041-X and pay the tax, penalty, and interest promptly.         base income and apply all addition and subtraction modifications, 
                                                                        and all allocation and apportionment provisions.
                                                                        If you are carrying an Illinois NLD, refer to Schedule NLD, Illinois Net 
                                                                        Loss Deduction, and Schedule NLD Instructions for how to calculate 
                                                                        your Illinois Net Loss Deduction. 

IL-1041-X Instructions (R-12/23)   Printed by the authority of the state of Illinois - electronic only - one copy.                    Page 1 of 6

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Who should sign the return? If you are filing Form IL-1041-X because
Your Form IL-1041-X must be signed by the fiduciary of the trust or • you filed an amended federal return and your tax due to Illinois
estate. If there are two or more joint fiduciaries, the signature of one decreases, you must attach proof of the federal finalization
will comply with the requirements of the Illinois Income Tax Act (IITA). date, a copy of that federal return, plus any other related forms,
In the case of bankruptcy, a receiver, trustee, or assignee must sign schedules, or attachments, including a signed and dated copy
any return required to be filed on behalf of the trust or estate. Any of any federal report of income tax examination changes, if
person paid to prepare the return (other than a fiduciary of the trust applicable.
or estate, or a regular, full-time employee of the taxpayer, such as a • you filed an amended federal return and your tax due to Illinois
clerk, secretary, or bookkeeper) must provide a signature, date the increases, you must attach proof of the federal finalization
return, enter the preparer tax identification number (PTIN) issued to date, including a signed and dated copy of any federal report
them by the Internal Revenue Service, and provide their firm’s name, of income tax examination changes, if applicable, showing
federal employer identification number (FEIN), address, and phone the change was reported to Illinois within 120 days of IRS
number. acceptance, or you may be assessed a late-payment penalty.
• of a change by the IRS, you must include all copies of the
Can a reasonable facsimile be used? federal examining officer’s reports, including preliminary,
In general, you must obtain and use forms prescribed by the Illinois revised, corrected, and superseding reports, and a signed and
Department of Revenue (IDOR). Separate statements not on forms dated copy of any federal report of income tax examination
provided or approved by IDOR will not be accepted and you will changes, if applicable.
be asked for appropriate documentation. Failure to comply with • you copied information incorrectly from your U.S. Form 1041
this requirement may result in failure to file penalties, a delay onto your Form IL-1041, you must include a copy of your
in the processing of your return, or a delay in the generation U.S. Form 1041.
of any overpayment. Additionally, failure to submit appropriate
documentation when requested may result in a referral to our Audit • of a change in, or audit of, another state’s tax return, you
Bureau for compliance action. must include a copy of the other state’s corrected return or the
examining officer’s reports.
Trusts and Estates must complete Form IL-1041-X. Do not send
a computer printout with line numbers and dollar amounts attached • of an Illinois net loss deduction, see the specific instructions for
to a blank copy of the return. Computer generated printouts are Line 30.
not acceptable, even if they are in the same format as IDOR forms. • of a change in the information reported on your
Computer generated forms from an IDOR-approved software Schedule D, Beneficiary Information, you must include a
developer are acceptable. corrected Illinois Schedule D.
• of changes reported on a revised Schedule K-1-P or K-1-T (or
What are the penalties and interest? any equivalent document) you received, you must include a
Penalties — You will owe copy of the revised Schedule(s) K-1-P or K-1-T (or equivalent
• a late-filing penalty if you do not file a processable return by document). Do not attach copies of Schedule(s) K-1-T you
the extended due date; issued and which lists your name and FEIN in Step 1 of
• a late-payment penalty if you do not pay the tax you owe by Schedule K-1-T.
the original due date of the return; • of changes, other than those described above, see
• a bad check penalty if your remittance is not honored by your Form IL-1041 Instructions and any schedules for the year you
financial institution; are changing to determine what attachments you must provide.

• a cost of collection fee if you do not pay the amount you owe Should I round?
within 30 days of the date printed on your bill.
You must round the dollar amounts on Form IL-1041-X to whole
Interest — The interest rate is the federal underpayment rate, which
dollar amounts. To do this, you should drop any amount less than
is set by the IRS under Internal Revenue Code (IRC) Section 6621.
50 cents and increase any amount of 50 cents or more to the next
For more information about penalties and interest, see higher dollar.
Publication 103, Penalties and Interest for Illinois Taxes.
Where should I file?
For amended tax returns filed on or after
January 1, 2024, a late payment penalty will be assessed for any Mail your Form IL-1041-X to:
amended return not filed and the resulting liability not paid within ILLINOIS DEPARTMENT OF REVENUE
120 days of the federal change. See 35 ILCS 735/3-3(b-25) for more PO BOX 19016
information. SPRINGFIELD IL 62794-9016

What must I attach to my Form IL-1041-X? What if I need additional assistance or forms?
This form must contain a complete explanation of the reasons • For assistance, forms, or schedules, visit
for filing the claim or amendment. You must attach proof of the our website at tax.illinois.gov or scan the
federal finalization date and any schedules, forms, breakdowns, QR code provided.
statements, or other documentation required to support your claim. If • Write us at:
Form IL-1041-X is submitted without the proper attachments, it may ILLINOIS DEPARTMENT OF REVENUE
be partially or totally denied. PO BOX 19001
Examples of federal finalization include a copy of one or more of the SPRINGFIELD IL 62794-9001
following items: • Call 1 800 732-8866 or 217 782-3336
• your federal refund check, (TTY at 1 800 544-5304).
• your audit report from the IRS, or • Visit a taxpayer assistance office - 8:00 a.m. to 5:00 p.m.
Springfield office) and 8:30 a.m. to 5:00 p.m. (all other offices),
• your federal transcript verifying your federal taxable income. Monday through Friday.
IL-1041-X Instructions (R-12/23) Page 2 of 6

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Specific Instructions

For instructions regarding completion of Steps 1 through 6, refer L — You must check the box and attach Schedule 80/20,
to the Form IL-1041 Instructions and schedules for the year being Related-Party Expenses, if you are claiming related-party expenses
amended. modifications on your Form IL-1041-X, even if the amounts are not
Specific instructions for most of the lines are included. If a specific changing from your original return.
line is not referenced, follow the instructions on the form. M — If you completed federal Form 8886 to report a tax shelter, and
Enter the tax year you are amending in the space provided at the top you did not attach a copy to your original return, check the box and
of Form IL-1041-X. attach a copy of the federal Form 8886 to this return. If you are filing
this return because of changes associated with federal Form 8886,
Step 1: Identify your fiduciary provide a detailed explanation in “Explain the changes on this return”
A — Type or print your legal business name. If you have a name area of your Form IL-1041-X.
change from your original return, check the corresponding box. N — Check the box and attach a detailed statement if you must
B — Type or print your mailing address. adjust your loss or loss carryover due to discharge of indebtedness.
C — Indicate if you are a trust or an estate by checking the For more information, see the Form IL-1041 Instructions for Line 28,
appropriate box. Schedule NLD, and Schedule NLD Instructions.
D — Indicate if you are an Electing Small Business Trust (ESBT), O — Check this box if you are filing this amended return to report
an individual bankruptcy estate, a complex trust or estate without changes to your Illinois sales factor numerator due to the inclusion or
distributions, or a grantor trust by checking the appropriate box. exclusion of throwback sales.
For individual bankruptcy estates, you should complete P — Check this box if you are filing this amended return to report
Form IL-1040-X, Amended Individual Income Tax Return, carry changes to your Illinois sales factor numerator due to the inclusion or
the tax amount to Step 7 of Form IL-1041-X, and check the exclusion of double throwback sales.
individual bankruptcy estate box. On the top of Form IL-1040-X, Q — Check this box if you are a 52/53 week filer. A 52/53 week
write “Individual Bankruptcy Estate. Do not detach.” Attach filer is a fiscal filer with a tax year that varies from 52 to 53 weeks
Form IL-1040-X to the back of Form IL-1041-X. because their tax year ends on the same day of the week instead of
E — Check the appropriate box for the reason you are filing the last day of the month.
this return. If you are amending due to a federal change, you must
check the appropriate box for partial agreed or finalized, and include Explain the changes on this return
the date of IRS finalization, which might not be the date the federal
amended return was filed. Please attach a dated copy of any federal The purpose of this area is to allow you to explain what specific
examining officer’s report. If you do not provide this date or the changes you are making to your Illinois tax return. You should include
required attachments, you may be assessed penalties and interest. all relevant information, including, but not limited to, changes made to
F — Enter your entire federal employer identification number (FEIN). • specific addition and subtraction modifications,
G — Check the box if you are filing this form only to report an • the business income election,
increased net loss, you have no surcharges for Compassionate • credit or credit recapture amounts,
Use of Medical Cannabis Program Act or sale of assets by gaming • the Illinois net operating loss deduction, and
licensee, or pass-through withholding payments to report on behalf
• the federal or other state return that caused changes to the
of your beneficiaries on your original or amended return, and
Illinois return.
no overpayment will result. Complete Steps 2 and 3, and Illinois
Schedule NR (Form IL-1041), if applicable, and Step 4, Lines 27 You must provide an explanation for each line item you change.
through 29. Sign the return in Step 8 and leave the rest of the form If your changes generate an overpayment which you elect to receive
blank. as a credit carryforward and you elect to apply that credit to a tax
H — If you are not an Illinois resident, you must check the box on year other than the year described in the Line 62 instructions, you
Line H and attach a completed Illinois Schedule NR (Form IL-1041), must follow the instructions found under “May I apply my credit to a
Nonresident Computation of Fiduciary Income, to this return. different tax year?” If you fail to include the required information in
your explanation, your election will be considered invalid and we will
I — You must check the box and attach Schedule 1299-D, Income
not apply your credit as you requested.
Tax Credits, if you are entitled to take income tax credits on Step 6,
Line 46, even if the amount is not changing from your original return, General Information for Steps 2 through 6
or if you have earned credits in this tax year, but are unable to use Enter the amounts from your most recently filed or
Column A —
them. Attach Illinois Schedule 1299-D and any other required support adjusted return for the year that you are amending. This may be
listed on Schedule 1299-D to your tax return, even if you are unable figures from your original Form IL-1041, or a previously amended or
to use any of the credits in this tax year. audited return.
J — You must check the box and attach Form IL-4562, Special Enter the correct amount for each line in Column B.
Column B —
Depreciation, if you are claiming special depreciation addition or
subtraction modifications on Form IL-1041-X, even if the amounts are For each line item you change, you must provide an explanation in
not changing from your original return. the “Explain the changes on this return” area of your IL-1041-X.
K — You must check the box and attach Schedule M, Other If you are filing this form only to report an increase in your
Additions and Subtractions (for businesses), if you are claiming other Illinois net loss, you have no surcharges for Compassionate Use of
addition or subtraction modifications on Form IL-1041-X, even if the Medical Cannabis Program Act or sale of assets by gaming licensee,
amounts are not changing from your original return. or pass-through withholding payments to report on behalf of your
beneficiaries on your original or amended return, and the change will
not result in an overpayment, see the instructions for Step 5, Line 27.

IL-1041-X Instructions (R-12/23) Page 3 of 6

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Step 2: Figure your income or loss Line 30 — Enter your Illinois NLD carryforward from the
Illinois Schedule NLD, Step 1, Line 7 total box. Attach Illinois
Lines 1 through 10 — Refer to your Form IL-1041, Step 2, Schedule NLD to your Form IL-1041-X.
Specific Instructions, for the year being amended.
Line 31 — The standard exemption is $1,000. If you have a
Do not apply your Illinois net loss deduction amount in this change in your tax year end, and the result is a tax period of less
step. Net Loss Deductions are reported on Step 4, Line 30. than 12 months, the standard exemption is prorated based on the
Step 3: Figure your Illinois base income or loss number of days in the short tax year. However, if this is your first or
final return, you are allowed to use the full-year standard exemption
Lines 13 through 24 — List each item and the amount on the even if it is a short tax year. If you are a nonresident, you must use
line provided. You must identify all subtractions and attach all of the Schedule NR (Form IL-1041) to compute your exemption allowance.
required supporting documentation.
This figure cannot be greater than “$1,000.” The standard exemption
Line 26 — This is your base income or loss. If you are a resident is $0.00 if your AGI is $250,000 or more. You should make the
of Illinois enter this amount on Step 4, Line 27, and complete the rest determination about your AGI based on AGI under IRC Section 67(e).
of the return. If you are a nonresident of Illinois complete a revised
Illinois Schedule NR (Form IL-1041), before completing Step 4. Step 5: Figure your net replacement tax -
Complete a revised Illinois Schedule NR (Form IL-1041) only if you For trusts only, estates go to Step 6
completed this schedule with your original return. You must attach a Follow the instructions on the form. Be sure to attach any required
completed Illinois Schedule NR (Form IL-1041) to your return. schedules or forms.
If you elected to treat all of your income other than Line 35 — See Illinois Schedule 4255, Recapture of Investment
compensation as business income on your original or corrected Tax Credits, for more information. You must attach Illinois
Illinois Schedule NR (Form IL-1041), you must follow that election Schedule 4255 if you have an amount on this line.
on your revised Illinois Schedule NR (Form IL-1041). If you are filing
this return on or before the extended due date and are making the Line 37 — See Illinois Schedule CR (Form IL-1041), Credit for Tax
election to treat all nonbusiness income as business income, you Paid to Other States, for more information regarding the replacement
must complete a new Illinois Schedule NR (Form IL-1041). See tax credit for income tax paid to another state while an Illinois
Illinois Schedule NR (Form IL-1041), Specific Instructions, for the resident. You must attach Illinois Schedule CR (Form IL-1041) and
year being amended. all required supporting documents. See Schedule CR Instructions for
more information.
Step 4: Figure your net income Line 38 — See Form IL-477, Replacement Tax Investment Credits,
Line 27 — Follow the instructions on the form. If the corrected for more information. You must attach Form IL-477 and any other
amount in Column B reflects a loss, you may be able to carry this required support listed on Form IL-477 if you have an amount on this
loss to other years as an Illinois NLD. See the Schedule NLD line.
Instructions for more information.
If you are filing this form only to report an increase in your Step 6: Figure your net income tax - For trusts
Illinois net loss, you have no surcharges for Compassionate Use of and estates
Medical Cannabis Program Act or sale of assets by gaming licensee, Line 42 — Follow the instructions on Form IL-1041.
or pass-through withholding payments to report on behalf of your See Illinois Schedule 4255 for more information
Line 43 —
beneficiaries on your original or amended return, and the change regarding the recapture of investment credits. You must attach Illinois
will not result in an overpayment, check the box in Step 1, Line G, Schedule 4255 if you have an amount on this line.
complete Steps 2 and 3, Step 4, Lines 27 through 29, and Illinois
Schedule NR (Form IL-1041), if applicable. Complete the “Explain Line 45 — See Illinois Schedule CR (Form IL-1041), for more
the changes on this return” area of your IL-1041-X stating what information regarding the income tax credit for income tax paid
caused the increase in the Illinois net loss and sign the return in to another state while an Illinois resident. You must attach Illinois
Step 8. Leave the rest of the form blank. Schedule CR (Form IL-1041) and all required supporting documents.
See Schedule CR Instructions for more information.
Line 28 — If for federal income tax purposes you were required to
reduce a federal net operating loss reported on your U.S. Form 1041 Line 46 — See Illinois Schedule 1299-D for more information
because you excluded from federal gross income discharge of regarding income tax credits. If you have an amount on this line,
indebtedness income, then you may be required to reduce the net check the box in Step 1, Line I and attach Illinois Schedule 1299-D
loss reported on Line 27. Use the Loss Reduction Worksheet in the and any other required support listed on Schedule 1299-D.
Form IL-1041 Instructions to figure your loss reduction. Also, attach
Step 7: Figure your refund or balance due
to Form IL-1041-X a copy of your federal Form 982, Reduction of
Tax Attributes Due to Discharge of Indebtedness and a detailed If you are filing this form only to report an increase in
statement of the debt and reason for the debt. For additional your Illinois net loss, you have no surcharges for Compassionate
information, see 86 Ill. Adm. Code Section 100.2310(c). Use of Medical Cannabis Program Act or sale of assets by gaming
If you also have Illinois net operating loss carryovers to the licensee, or pass-through withholding payments to report on behalf
tax year of the debt cancellation, you may also be required to reduce of your beneficiaries on your original or amended return, and an
these carryovers. See Schedule NLD and Instructions for more overpayment will not result, do not complete this step.
information. Line 51 — Compassionate Use of Medical Cannabis Program Act
Line 29 — If you have a discharge of indebtedness adjustment surcharge. Use the instructions and the Surcharge Worksheet in the
on Line 28, add Lines 27 (a negative number) and 28 (a positive Form IL-1041 Instructions to figure your surcharge.
number), and enter the result here. This amount cannot be greater Line 52 — Sale of Assets by Gaming Licensee surcharge. Use
than zero. the instructions and the Surcharge Worksheet in the Form IL-1041
If you do not have a discharge of indebtedness adjustment, enter Instructions to figure your surcharge.
zero on Line 28 and the amount from Line 27 on Line 29.

IL-1041-X Instructions (R-12/23) Page 4 of 6

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Line 53 — Complete all sections of Illinois Schedule D and enter Line 55e — Enter the amount of Illinois income tax withheld on
the amount from Illinois Schedule D, Section A, Line 3 on this line. wages and salaries (of a decedent), gambling withholding, and sports
This is the amount of pass-through withholding payments you owe wagering winnings withholding that were received by you. This
on behalf of your beneficiaries. Attach Illinois Schedule D to your withholding must be claimed by the fiduciary. Also include any
Form IL-1041-X. Illinois Income Tax withheld as reported on any federal 1099 forms
You must attach a corrected Illinois Schedule D if there is a you received. Attach Forms W-2, W-2G, and any federal 1099
change in the information reported on your most recently filed forms you received to your Form IL-1041-X.
Illinois Schedule D. See “Definitions to help you complete your For Lines 55c, 55d, and 55e – Grantor trusts distribute all
Form IL-1041” in the Form IL-1041 Instructions for more information. amounts reported on any Schedule K-1-P or K-1-T they receive to
You must also issue revised Schedule(s) K-1-T to your the grantor identified on Schedule K-1-P, Line 9b, or Schedule K-1-T,
beneficiaries if any amounts reported to them on the original Line 8b. The distributed amounts are reported by the grantor
Schedule(s) K-1-T you issued have changed. Mark the top of the on their own Illinois return. Review the Schedule K-1-P(2) or
revised Schedule(s) K-1-T you issue as “Revised.” Schedule K-1-T(2) Instructions.
Do not include on Line 53 any pass-through withholding payments Line 57 — Enter previously paid penalty and interest. Obtain this
reported to you on Schedule(s) K-1-P or K-1-T. Pass-through information from your MyTax Illinois account. Sign into mytax.illinois.gov
withholding payment amounts reported to you are included on to view or register your account.
Step 7, Line 55c. Line 58 — Enter the total amount of any overpayment, credit, or
Line 55a — Enter the sum of any overpayment from your prior refund (whether or not you received the overpayment) reported on
year tax returns that you requested to be applied to this year’s tax your previously filed Form IL-1041 or Form IL-1041-X. Do not include
return. Take into account any correspondence we may have sent any interest that you received.
you that changed the amount of your credit carryforward from the Line 62 — Enter the amount of overpayment you elect to be
previous year. credited forward. Check the box on this line if this is your final return
Line 55b — Enter the sum of the following, not including any and any remaining carryforward is being transferred to another
penalty and interest previously paid: entity. Attach a detailed statement to your return listing the FEIN of
the entity receiving the credit carryforward, the date the credit was
• estimated payments or tax prepayments made during the tax transferred, and the reason for the transfer.
year,
See Form IL-1041, Line 58 instructions for information about applying
• extension payments, your credit carryforward.
• any tax payments you made with a previously filed Your credit carryforward will not be applied if you do not file a
Form IL-1041-X, and processable return.
• any other payments made prior to the date this amended return If your overpayment accrues interest and you elect to receive your
is filed (e.g., responding to a bill).
• entire overpayment as a credit carryforward, any interest
Line 55c — Enter the amount you wish to claim of Illinois due will be applied with your credit as an additional credit
pass-through withholding (including any eligible investment carryforward. We will calculate the amount of interest due and
partnership withholding) payments reported to you by partnerships, notify you. When you claim your credit carryforward in a future
S corporations, or trusts on Schedule(s) K-1-P or K-1-T. If you year you must include this interest amount in the amount
received more than one Schedule K-1-P or K-1-T, add the amounts claimed.
you wish to claim from all the schedules and enter the total on
Line 55c. Attach copies of the Schedules K-1-P and K-1-T you • overpayment as both a credit carryforward and a refund, we
received from the pass-through entities to your Form IL-1041-X. will apply the credit as you request and include any interest due
See “Definitions to help you complete your Form IL-1041” in the with your refund.
Form IL-1041 Instructions for more information. Your credit carryforward may be reduced by us due to
Partners in an investment partnership may not be eligible to corrections we make to your return, or to satisfy any unpaid tax,
claim a Schedule K-1-P, Step 7, Line 55 amount reported to them by penalty, and interest due for this year or any other year. If we reduce
the investment partnership. See Schedule K-1-P(2) for information your credit carryforward, it may result in a late-payment penalty in a
about when a partner may claim investment partnership withholding subsequent year.
credit. May I apply my credit to a different tax year?
Do not include on Line 55c any pass-through withholding Yes. If you wish to apply your credit to a tax year other than the one
payments you owe on behalf of your beneficiaries. Pass-through described above, you must indicate the tax year to which you wish to
withholding payments you owe on behalf of your beneficiaries are have the credit apply in the “Explain the changes on this return” area
included on Step 7, Line 53. of your IL-1041-X.
Do not attach copies of Schedules K-1-T you issued If you do not follow these instructions, your election will be
to your beneficiaries. You should keep copies of these schedules in considered invalid and we will apply your credit as indicated under
your records. “To which tax year will my credit apply?” in the original return
Line 55d — Enter the amount of PTE tax credit reported to you instructions.
on Schedule(s) K-1-P or K-1-T that is retained by the fiduciary. If you If you submit a valid request, we will apply your credit as you
received more than one Schedule K-1-P or K-1-T, add the amounts requested and notify you. Once made, your election to change the
you wish to claim from all the schedules and enter the total on Line tax year to which your credit will apply is irrevocable.
55d.
You may only apply your credit to tax years occurring after
PTE tax credit passed through to beneficiaries is reported on the year of the return creating the overpayment. If you request to
Schedule K-1-T, Line 50. apply more credit than our records show you have available, we
Do not include any PTE tax credit passed through to will apply the maximum amount available and notify you of the
beneficiaries on Schedule D, Section B, Line H. difference.

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Line 63 — Follow the instructions on the form. We will calculate any 
interest that may be due you and include it in your refund check. Any 
refund may be reduced to satisfy any outstanding liability.
We do not currently offer direct deposit as a method for receiving a 
refund from an amended return. Overpayments will be refunded by 
check.
Line 64 — Follow the instructions on the form. This is your amount 
of tax due that must be paid in full if $1 or more. We encourage you 
to let us figure your penalties and interest and send you a bill instead 
of determining these amounts yourself. We will compute any penalty 
and interest due and notify you. For more information see “What 
are the penalties and interest?” and Publication 103, Penalties and 
Interest for Illinois Taxes.
       We will apply all payments against tax first, penalty second, 
and interest third.
If you have a balance due on Line 64, be sure to enter the amount 
you are paying on the top of Page 1 of the Form IL-1041-X. 
Complete a payment voucher, Form IL-1041-X-V, make your check 
or money order payable to “Illinois Department of Revenue”  , and 
attach them to the front of the return or file and pay electronically.
Step 8 — Signature, date, and paid preparer’s 
information
You must sign and date your return. If you do not sign your return, 
it will not be considered filed and you may be subject to a nonfiler 
penalty.
If you pay someone to prepare your return, the income tax return 
preparer must also sign and date the return, enter the preparer tax 
identification number (PTIN) issued to them by the Internal Revenue 
Service, and provide their firm’s name, FEIN, address, and phone 
number.
If you want to allow the paid preparer listed in this step to discuss 
this return with IDOR, check the box. This authorization will allow 
your paid preparer to answer any questions that arise during the 
processing of your return, call us with questions about your return, 
and receive or respond to notices we send. The authorization will 
automatically end no later than one year after you file your amended 
return. You may revoke the authorization at any time by calling or 
writing us.

IL-1041-X Instructions (R-12/23)                                         Page 6 of 6

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