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Illinois Department of Revenue
Use for tax year ending on or after
December 31, 2022, and before
IL-990-T Instructions December 31, 2023. 2022

What’s New? Table of Contents

• Schedule 4255 has new recapture of credit lines. What’s New? ........................................................ 1
• Income Tax Credits -- Information about all the credits can be
found in Schedule 1299-I. General Information ............................................ 1
• The following credits are new:
• Agritourism Liability Insurance (Credit Code 5440) Specific Instructions ........................................... 4
effective on or after January 1, 2022
• Recovery and Mental Health (Credit Code 0180) effective Appendix A - Estimated Payment
on or after January 1, 2023
Worksheets ........................................................ 12
• The following credits have updated expiration dates:
• Economic Development for a Growing Economy (EDGE)
Appendix B - Extension Payment
(Credit Code 5300) - ending on or before June 30, 2027
• Film Production Services (Credit Code 5000) - ending on Worksheet .......................................................... 14
or before December 31, 2032
• Hospital (Credit Code 5620) - ending on or before
December 31, 2027
• Invest in Kids (Credit Code 5660) - ending on or before
December 31, 2023

General Information

Who must file Form IL-990-T? How do I register my business?
You must file Form IL-990-T if you are an organization exempt from If you are required to file Form IL-990-T, you should register with
federal income tax under Section 501(a) of the Internal Revenue IDOR. Registering with IDOR prior to filing your return ensures
Code (IRC) with unrelated business taxable income under IRC that your tax returns are accurately processed. You may register
Section 512, and • online with MyTax Illinois, our free online account management
• have net income as defined under the Illinois Income Tax Act program for taxpayers;
(IITA); or • by completing Form REG-1, Illinois Business Registration
• are a resident or qualified to do business in the state of Illinois Application, and mailing it to the address on the form; or
and are required to file U.S. Form 990-T, Exempt Organization • by visiting a regional office.
Business Income Tax Return (regardless of net income or loss). Visit our website at tax.illinois.gov for more information.
Registering with IDOR prior to filing your return ensures that your
What forms must I use?
tax returns are accurately processed.
In general, you must use forms prescribed by the Illinois Department Your identification numbers as an Illinois business taxpayer are
of Revenue (IDOR). Separate statements not on forms provided your federal employer identification number (FEIN) and your Illinois
or approved by IDOR will not be accepted and you will be asked account number.
for appropriate documentation. Failure to comply with this
requirement may result in failure to file penalties, a delay in When should I file?
the processing of your return, or a delay in the generation Your Illinois filing due date is the same as your federal filing due
of any overpayment. Additionally, failure to submit appropriate date. In general, Form IL-990-T is due on or before the 15th day
documentation when requested may result in a referral to our Audit of the 5th month following the close of the tax year. If you are an
Bureau for compliance action. employee trust as described in IRC Section 401(a), you must file
Exempt organizations must complete Form IL-990-T. Do not Form IL-990-T on or before the 15th day of the 4th month following
send a computer printout with line numbers and dollar amounts the close of the tax year.
attached to a blank copy of the return. Computer generated printouts Automatic extension —
are not acceptable, even if they are in the same format as IDOR’s
forms. Computer generated forms from an IDOR-approved software If you are classified federally as a
developer are acceptable. • corporation or 501(c) trust, we grant you an automatic
Form IL-990-T (R12/22) is for tax year ending on or extension of time to file your annual return of seven months.
after December 31, 2022, and before December 31, 2023. For • 401(a) trust, we grant you an automatic extension of time to file
tax year ending on or after December 31, 2021 and before your annual return of six months.
December 31, 2022, use the 2021 form. Using the wrong form will
delay the processing of your return. See 86 Ill. Adm. Code 100.5020 for more information.

IL-990-T Instructions (R-02/23) Printed by the authority of the State of Illinois. - web only - one copy. Page 1 of 14

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The automatic extension of time to file is granted whether or not         You may also be assessed a bad check penalty if your remittance 
you request it. You are not required to file a form in order to obtain    is not honored by your financial institution.
this automatic extension. If you expect tax to be due, you must use 
Form IL-990-T-V, Payment Voucher for Exempt Organization Income           Who should sign the return?
and Replacement Tax, to pay any tentative tax due by the original         If you are a corporation, your Form IL-990-T must be signed by 
due date of the return in order to avoid interest and penalty on tax      the president, vice  president, treasurer, or any other officer duly 
not paid by that date. To pay any tax due by the original due date of     authorized to sign the return. In the case of a bankruptcy, a receiver, 
your return:                                                              trustee, or assignee must sign any return that is  required to be filed 
•   visit tax.illinois.gov, for information about ACH credit,             on behalf of the corporation. If you are a trust, Form IL-990-T must 
•   pay using mytax.illinois.gov, or                                      be signed by a fiduciary of the trust. If there are two or more joint 
                                                                          fiduciaries, the signature of one will comply with the requirements 
•   mail Form IL-990-T-V, using the address on the form.                  of the IITA. The signature verifies by written declaration (and under 
If an unpaid liability is disclosed when you file your return, then you   penalties of perjury) that the signing individual has personally 
may owe penalty and interest charges in addition to the tax. See the      examined the return and the return is true, correct, and complete. 
“What are the penalties and interest?” section below. An extension        The fact that an  individual’s name is signed to a return is prima facie 
of time to file your Form IL-990-T is not an  extension of time for       evidence that the individual is authorized to sign the return on behalf 
payment of Illinois tax.                                                  of the corporation or trust.
Additional extensions beyond the automatic extension period —             Any person paid to prepare the return (other than an authorized 
We will grant an additional extension only if an extension is granted     officer, fiduciary, or a person who is a regular employee of the 
by the Internal Revenue Service (IRS) beyond the date of the Illinois     taxpayer, such as a clerk, secretary, or bookkeeper) must provide 
automatic extension. If you are classified federally as a                 a signature, date the return, enter the preparer tax identification 
•   corporation, your additional extension will be equal to the           number (PTIN) issued to them by the IRS, and provide their firm’s 
    federal extension, plus one month.                                    name, FEIN, address, and phone number.
•   trust, your additional Illinois extension will be for the length of           If your return is not signed, any overpayment of tax is 
    time approved by the IRS.                                             considered forfeited if, after notice and  demand for signature, you fail 
You must attach a copy of the approved federal  extension to your         to provide a signature within three years from the date your return 
Form IL-990-T.                                                            was filed.
When should I pay?                                                        What are the penalties and interest?
Payment of tax — You must pay your Illinois Income and                    Penalties — You will owe 
Replacement Tax in full on or before the original due date of the         •  a late-filing penalty if you do not file a processable return by the 
return. This payment date applies even though an automatic 
                                                                             extended due date;
extension for filing your return has been granted.
                                                                          •  a late-payment penalty if you do not pay the tax you owe by the 
Estimated tax payments — If you are a corporation and you 
                                                                             original due date of the return;
reasonably expect your Illinois Income and Replacement tax and 
surcharge liability to be more than $400 for the tax year, you are        •    a late-payment penalty for underpayment of estimated tax if 
required to make quarterly payments of estimated tax.                        you were required to make estimated tax payments and failed to 
You should complete the Estimated Payment Worksheets in                      do so, or failed to pay the required amount by the payment due 
Appendix A to figure your estimated tax and to determine if you are          date; 
required to make estimated tax payments. Taxpayers with short             •  a bad check penalty if your remittance is not honored by your 
tax years must make estimated payments. See 86 Ill. Adm. Code                financial institution;
Section 100.8010(f).                                                      •  a cost of collection fee if you do not pay the amount you owe 
The due dates for filing your estimated payments are the 15th day of         within 30 days of the date printed on your bill.
the 4th, 6th, 9th, and 12th months of your tax year.                      Interest — Interest is calculated on tax from the day after the original 
If you do not pay the required estimated tax payments on time,            due date of your return through the date you pay the tax. 
you may be assessed a late-payment penalty. We will apply each            We will bill you for penalties and interest. For more information about 
payment to the earliest due date until that liability is paid, unless you penalties and interest, see Publication 103, Penalties and Interest for 
provide specific instructions to apply it to another period.              Illinois Taxes, available at tax.illinois.gov.
            Trusts are not required to make estimated payments, 
                                                                          What if I am discontinuing my business?
however, they can make voluntary prepayments of their own tax 
liability.                                                                Liquidation, withdrawal from Illinois, loss of charter or 
                                                                          termination — If you are a corporation that is liquidated, withdraws 
Extension Payments - If you expect tax to be due, you must pay            either  voluntarily or involuntarily from Illinois, or in any manner 
any tentative tax due by the original due date of the return. See         surrenders or loses its charter,  orif you are a trust that is terminated, 
Appendix B, Extension Payment Worksheet, for more information.            you are still required to file tax returns. We will pursue the 
We encourage you to make your payments electronically using               assessment and collection of taxes if you are liable for income and 
MyTax Illinois or Modernized E-File (MeF) systems, or you may             replacement tax for this year or any previous tax period. 
use Form EFT-1, Authorization Agreement for Certain Electronic            Sales or transfers — If, outside the usual course of business, you 
Payments, to set up an ACH credit or phone debit transaction. These       sell or transfer the major part of any one or more of 
options can be found on our website at tax.illinois.gov. If you make 
your payments using MyTax Illinois, MeF, or EFT, do not mail us           •  the stock of goods which you are in the business of selling,
your Form IL-990-T-V. You must use one of our electronic payment          •   the furniture or fixtures of your business, 
options if IDOR has notified you that you are required to make            •   the machinery and equipment of your business, or 
payments electronically. Unless you are required to make electronic 
                                                                          •   the real property of your business, 
payments, you also have the option to mail your payment, along with 
Form IL-990-T-V to IDOR using the address on the payment voucher.         you or the purchaser must complete and send us Form CBS-1, 
Page 2 of 14                                                                                                               IL-990-T Instructions (R-02/23)

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Notice of Sale, Purchase, or Transfer of Business Assets, no later      If your federal change decreases the tax due to Illinois and you are 
than 10 business days prior to the date the sale takes place. Send      entitled to an overpayment, you must file Form IL-990-T-X within two 
this form, along with copies of the sales contract and financing        years plus 120 days of federal finalization.
agreement, to:                                                          Attach a copy of federal finalization or proof of acceptance from the 
   ILLINOIS DEPARTMENT OF REVENUE                                       IRS along with a copy of your amended federal form, if applicable, to 
   BULK SALES UNIT                                                      your Form IL-990-T-X. Examples of federal finalization include a copy 
   PO BOX 19035                                                         of one or more of the following items:
   SPRINGFIELD IL  62794-9035
or                                                                      • your federal refund check
   REV.BulkSales@illinois.gov                                           • your audit report from the IRS
Request for prompt determination — You may make a                       • your federal transcript verifying your federal taxable income
request for prompt determination of liability, in accordance with       What attachments do I need?
IITA 35 ILCS 5/905(i), if you are a corporation in the process of       When filing your return there are certain types of income items and 
dissolution. A completed tax return must be on file with us before      modifications that require the attachment of Illinois or federal forms 
you can submit a request for prompt determination. Do not submit        and schedules. Breakdowns, statements, and other documentation 
your return and request at the same time. Mail your initial return to   may also be required. Instructions for these attachments appear 
the address on the form. You should allow 12 weeks for processing.      throughout the specific instructions for completing your return.
If your request is properly made, the expiration of the statute of 
limitations (absent fraud) will not extend beyond 18 months from the           All Illinois forms and schedules include an 
date of your request. Mail your request and a copy of your previously   “IL Attachment No.” in the upper right corner of the form. Required 
submitted return to:                                                    attachments should be ordered numerically behind the tax return, 
                                                                        as indicated by the IL Attachment No. Failure to attach forms and 
   ILLINOIS DEPARTMENT OF REVENUE                                       schedules in the proper order may result in processing delays. 
   PO BOX 19044
   SPRINGFIELD IL  62794-9044                                           Required copies of documentation from your federal return or other 
                                                                        sources should be attached 
        The procedure described above does not apply to                                         behind the completed Illinois return.
11 U.S.C. Section 505 Determination of Tax Liability requests.          All taxpayers must attach a copy of your U.S. Form 990-T to 
                                                                        your Illinois return.
What if I need to correct or change my return?                                 When filing your Form IL-990-T include only forms and 
Do not file another Form IL-990-T with “amended” figures to change      schedules required to support your return. Send correspondence 
your originally filed Form IL-990-T. If you need to correct or change   separately to: 
your return after it has been filed, you must file Form IL-990-T-X,       ILLINOIS DEPARTMENT OF REVENUE
Amended Exempt Organization Income and Replacement Tax                    TAXPAYER CORRESPONDENCE
Return. Returns filed before the extended due date of the return are      PO BOX 19044
treated as your original return for all purposes. For more information,   SPRINGFIELD IL  62794-9044
see Form IL-990-T-X Instructions.
                                                                        What records must I keep?
You should file Form IL-990-T-X only after you have filed a 
processable Illinois Income Tax return. You must file a separate        You must maintain books and records to substantiate any information 
Form IL-990-T-X for each tax year you wish to change.                   reported on Form IL-990-T. Your books and records must be 
                                                                        available for inspection by our authorized agents and employees.
State changes only — You must file Form IL-990-T-X promptly if 
you discover an error on your Illinois return that does not relate to   Do IDOR and the IRS exchange income tax 
any error on your federal return but rather was caused by               information?
•  a mistake in transferring information from your federal return to    IDOR and the IRS exchange income tax information for the  purpose 
   your Illinois return,                                                of verifying the accuracy of information reported on federal and 
•  failing to report to Illinois an item that has no effect on your     Illinois tax returns. All amounts you report on Form IL-990-T are 
   federal return, or                                                   subject to verification and audit.
•  a mistake in another state’s tax return that affects the             Should I round?
     computation of your Illinois tax liability.
                                                                        You must round the dollar amounts on Form IL-990-T and 
If you are filing Form IL-990-T-X to claim an overpayment, it must 
                                                                        accompanying schedules to whole-dollar amounts. To do this, you 
be filed within three years after the extended due date or date the 
                                                                        should drop any amount less than 50 cents and increase any amount 
return was filed, or within one year after the tax giving rise to the 
                                                                        of 50 cents or more to the next higher dollar.
overpayment was paid, whichever is latest.
Federal changes only — If you have filed an amended federal             What if I participated in a reportable transaction?
return or if you have been notified by the IRS that they have made      If you participated in a reportable transaction, including a “listed 
changes to your return, you must file Form IL-990-T-X. This includes    transaction” during this tax year and were required to disclose 
any change in                                                           that transaction to the IRS, you are also required to disclose that 
  •  your federal income tax liability;                                 information to Illinois.
  •  your tax credit; or                                                You must send us two copies of the form used to disclose the 
  •  the computation of your federal unrelated business taxable         transaction to the IRS.
     income, as reported for federal income tax purposes, if the        • Mail the first copy of the federal disclosure statement to:
   change  affects any item entering into the computation of net          ILLINOIS DEPARTMENT OF REVENUE
   income, net loss, or any credit for any year under the IITA.           PO BOX 19029
You must file Form IL-990-T-X no later than 120 days after the            SPRINGFIELD IL  62794-9029
changes have been agreed to or finally determined to avoid a 
late-payment penalty. 
IL-990-T Instructions (R-02/23)                                                                                                Page 3 of 14

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• Attach the second copy to your Illinois Income Tax return for the PTE tax credit is
tax year that the IRS disclosure was required. Mail the second • reported toyou on Schedule(s) K-1-P and K-1-T, and
copy and your Illinois Income Tax return to the address shown
on your return. Do not mail the second copy and your Illinois • reported by you on Form IL-990-T, Line 29d.
Income Tax return to the address listed above. What if I need additional assistance or forms?
What are Illinois Schedules K-1-T and K-1-P? • Visit our website at tax.illinois.gov for assistance, forms or
schedules.
Illinois Schedule K-1-T, Beneficiary’s Share of Income and
Deductions, is provided for trusts and estates to supply each • Write us at:
beneficiary with income amounts that are taxable to Illinois and ILLINOIS DEPARTMENT OF REVENUE
pass-through withholding made on the beneficiary’s behalf. If you are PO BOX 19001
a beneficiary of a trust or an estate, you should receive a completed SPRINGFIELD IL 62794-9001
Illinois Schedule K-1-T and a copy of Illinois Schedule K-1-T(2), • Call 1 800 732-8866 or 217 782-3336 (TDD, telecommunications
Beneficiary’s Instructions, from that trust or estate. device for the deaf, at 1 800 544-5304), or
Illinois Schedule K-1-P, Partner’s or Shareholder’s Share of • Visit a taxpayer assistance office - 8:00 a.m. to 5:00 p.m.
Income, Deductions, Credits, and Recapture, is for partnerships and (Springfield office) and 8:30 a.m. to 5:00 p.m. (all other offices),
S corporations to supply each partner or shareholder with income Monday through Friday.
amounts that are taxable to Illinois, the partner’s or shareholder’s Where should I file?
share of Illinois credits, and pass-through withholding made on the
partner’s or shareholder’s behalf. If you are a partner in a partnership If a payment is enclosed with your return, mail your Form IL-990-T to:
or a shareholder in an S corporation, you should receive a completed ILLINOIS DEPARTMENT OF REVENUE
Illinois Schedule K-1-P and a copy of Illinois Schedule K-1-P(2), PO BOX 19053
Partner’s or Shareholder’s Instructions, from that partnership or SPRINGFIELD IL 62794-9053
S corporation. If a payment is not enclosed, mail your Form IL-990-T to:
ILLINOIS DEPARTMENT OF REVENUE
What is pass-through withholding and PTE tax PO BOX 19009
credit? SPRINGFIELD IL 62794-9009
Apass-through entity (PTE) is any entity treated as a partnership,
subchapter S corporation, or trust for federal income tax purposes.
Pass-through entity income is the income that any partnership, Specific Instructions
subchapter S corporation, or trust passes through to its partners, Specific instructions for most of the lines are provided on the
shareholders, or beneficiaries. following pages. If a specific line is not referenced, follow the
Pass-through withholding is the amount required to be reported instructions on the form.
and paid by the pass-through entity on behalf of its nonresident You must complete an IDOR-issued or previously
partners, shareholders, and beneficiaries approved Form IL-990-T and corresponding schedules. Do not
• who have not submitted Form IL-1000-E, Certificate of send a computer printout or spreadsheets with line numbers and
Exemption for Pass-through Withholding, to the pass-through dollar amounts attached to a blank copy of the return.
entity, and
You must use the same accounting method (e.g., cash or accrual)
• who receive business and nonbusiness income from the and tax year that you used for federal income tax purposes.
pass-through entity.
Exempt organizations can receive pass-through withholding. Step 1— Identify your exempt organization
Pass-through withholding reported to you is credit you receive A — All taxpayers: Type or print your legal business name. If you
on Schedules K-1-P and K-1-T as a partner, shareholder, or have a name change from last year, check the corresponding box.
beneficiary of a pass-through entity. This amount will be reported on B — Type or print your mailing address. If your address has changed
Form IL-990-T, Line 29c. since you filed your last return or if this is your first return, check the
If you are a nonresident and the pass-through withholding reported to box.
you satisfies your Illinois Income Tax liability, you are not required to If you checked the box in Line B because you have never
file an Illinois Income Tax return. If you had Illinois income from other filed an Illinois return, you must also check the “first return” box in
sources and the pass-through withholding made on your behalf does Line C.
not cover your liability, you must file a return to report the tax on all
of your Illinois income and claim a credit for pass-through withholding C — If this is your first or final return, check the appropriate box and
made on your behalf. the box on Line 32 if you have a credit carryforward on your final
return.
All residents and pass-through entities must file their own annual
Illinois Income Tax return and claim a credit for any pass-through D — Enter your entire federal employer identification number (FEIN).
withholding reported to them. A partial FEIN will delay processing of your return.
PTE tax is an amount equal to 4.95 percent (0.0495) of the E — Corporation — If you are taxed as a corporation, check the
taxpayer’s calculated net income for the taxable year paid by box.
a partnership (other than a publicly traded partnership under F — Trust — If you are taxed as a trust, check the box.
Section 7704 of the Internal Revenue Code) or subchapter G — Provide the nature of your unrelated trade or business in the
S corporation who elects to pay the tax for taxable years ending on or space provided.
after December 31, 2021, and beginning prior to January 1, 2026. H — If you earned or can carryforward credits on Illinois Schedule
PTE tax credit is the distributive share of the credit allowed as a 1299-D, Income Tax Credits, you must check the box and attach
result of a partnership or S corporation having elected to pay the Illinois Schedule 1299-D to your tax return, even if you are unable to
PTE tax. use any of the credits in this tax year.

Page 4 of 14 IL-990-T Instructions (R-02/23)

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I — Enter your North American Industry Classification System Line 4 — Enter the amount of all business income or loss included in
(NAICS) Code. If you are unsure of your code, you can research the base income received from any non-unitary partnership, partnership
information at www.census.gov/naics or www.irs.gov. included on a Schedule UB, S corporation, trust, or estate, of which
J — Check this box if you are a 52/53-week filer. A 52/53-week you are a partner or a beneficiary. See Illinois Schedules K-1-P(2)
filer is a fiscal filer with a tax year that varies from 52 to 53 weeks or K-1-T(2) for more information. Attach a copy of all Illinois
because their tax year ends on the same day of the week instead of Schedules K-1-P and K-1-T you received to your Form IL-990-T.
the last day of the month. If you do not have an amount to report on this line, enter zero.
A partnership is required to send you an Illinois
Step 2 — Figure your base income or loss Schedule K-1-P and Schedule K-1-P(2), and a trust or an
Line 1 — Enter the amount of unrelated business taxable income estate is required to send you an Illinois Schedule K-1-T, and
from Part 1 of the U.S. Form 990-T by entering the total of Line 7 Schedule K-1-T(2), specifically identifying your share of income.
minus Line 10 (this number may be negative). Attach a copy of your If you are a partner engaged in a unitary business
U.S. Form 990-T. This entry is the unrelated business taxable income with your partnership, you must include your distributable share of
or loss after deducting income exempt from tax by reason of the the partnership’s business income in your business income. Do not
United States or Illinois Constitutions, or by reason of law, statute, subtract this business income on Line 4.
or treaties of the United States. Attach a worksheet explaining the
source and amount of any such deduction. Lines 6 through 8 —
Under federal law, Paycheck Protection Program (PPP) You must complete Lines 6 through 8 if any of the following apply:
loan forgiveness is not considered taxable income and the business • your business income or loss is derived inside and outside Illinois;
expenses covered by the PPP loan proceeds are deductible • all of your business income or loss is derived from outside
business expenses. Currently, Illinois tax law has no addition Illinois; or
modification to change this; therefore, the same treatment flows • you have income or loss to report on Lines 4 or 10.
through to the Illinois return and is included as part of federal taxable
Follow the specific instructions below for Lines 6 through 8.
income.
Line 2 — You must add back any amount of Illinois Income and If you are a partner engaged in a unitary business with
your partnership, you must include your distributive share of the
Replacement taxes and surcharge that you deducted on your
“everywhere” and “Illinois” sales factors from the partnership in your
U.S. Form 990-T to arrive at your federal unrelated business taxable
“everywhere” and “Illinois” sales factors. For more information, see
income.
86 Ill. Adm. Code Section 100.3380(d).
Line 3 — This is your base income or loss. Follow the instructions
on the form and check a box on Line A or B. You must check one of Line 6 — Enter your total sales everywhere.
these boxes and follow the instructions for that line. Line 7 — Enter your total sales inside Illinois.
Check the box on Line A if Lines 6 and 7 cannot be less than zero. The amount on
• all of your base income or loss is derived inside Illinois or you are Line 7 cannot exceed the amount on Line 6.
an Illinois resident trust; and If you checked the box on Line B and do not complete Lines 6 and 7
• you do not have any income or loss to report on Lines 4 or 10. we may issue a notice and demand proposing 100 percent of income
as being allocated to Illinois, or in the case of a loss return, a notice
If you check the box on Line A, do not complete Step 3. All of indicating none of your loss as being allocated to Illinois.
your base income or loss is allocable to Illinois. Skip Step 3, enter
the amount from Step 2, Line 3 on Step 4, Line 12, and complete the Include gross receipts from the license, sale, or other disposition
remainder of the return. of patents, copyrights, trademarks, and similar items of intangible
personal property in the numerator and denominator of your sales
Check the box on Line B if any of the following apply: factor only if the gross receipts are more than 50 percent of the total
• your base income or loss is derived inside and outside Illinois; gross receipts included in gross income for this tax year and each of
• all of your base income or loss is derived outside Illinois; or the two immediately preceding tax years.
• you have income or loss to report on Lines 4 or 10. Do not include the following items of income in the numerator or
If you check the box on Line B, you must complete all lines denominator of your sales factor:
of Step 3. Submitting Form IL-990-T with an incomplete Step 3, • dividends,
including Lines 6, 7, and 8 may result in a delay in processing your • amounts included under IRC Section 78,
return, further correspondence, and you may be required to submit • subpart F income as defined in IRC Section 952, and
further information to support your filing. See the specific instructions
for Step 3 for more information. • any item of income excluded or deducted from base income.
For more information on what should be included in the numerator
Step 3 — Figure your income allocable to Illinois or denominator of your sales factor, see 86 Ill. Adm. Code
You must check the box on Line B and complete all lines of Step 3 if Sections 100.3370 and 100.3380.
any portion of Line 3, base income or loss, is derived outside Illinois, Sales of tangible personal property are in Illinois if
or you have income or loss to report on Lines 4 or 10.
• the property is delivered or shipped from anywhere to a purchaser
If you do not complete all of Step 3, Lines 4 through 11, we may in Illinois, other than the United States government, regardless of
issue a notice and demand proposing 100 percent of business the Free on Board (f.o.b.) point or other conditions of the sale;
income as being apportioned to Illinois, or in the case of a loss
return, a notice indicating none of your loss as being allocated to • the property is shipped from Illinois to any place and the
Illinois. purchaser is the United States government;
• the property is shipped from Illinois to another state and you are
not taxable in the state of the purchaser; or
• your salesperson operates out of an office in Illinois, and the
property sold by the salesperson is shipped from a state in which
you are not taxable, to a state in which you are not taxable.
IL-990-T Instructions (R-02/23) Page 5 of 14

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For radio and television broadcasting (including cable and satellite       For more information see 86 Ill. Adm. Code Section 100.3371.
broadcasting), the following sales are in Illinois:                        Illinois lottery winnings and proceeds from sales or other transfers of 
• advertising revenue received from an advertiser whose                    rights to lottery winnings are in Illinois.
headquarters is in Illinois.                                               For taxable years ending on or after December 31, 2019, gross 
• fees received by a broadcaster from its viewers or listeners in          receipts from winnings from pari-mutuel wagering conducted at a 
Illinois.                                                                  wagering facility licensed under the Illinois Horse Racing Act of 1975 
•  in the case of fees received by a broadcaster from the production       or from winnings from gambling games conducted on a riverboat 
or other owner of the contents of a program, the percentage of             or in a casino or organization gaming facility licensed under the 
the fees equal to the percentage of the broadcast’s viewing or             Illinois Gambling Act are Illinois sales and must be included in the 
listening audience located in Illinois.                                    numerator of the sales factor. 
                                                                           Sales, other than sales of tangible personal property or 
•  in the case of a person who owns the contents of a program and 
                                                                           telecommunications service, and gross receipts from broadcasting, 
who provides the contents to a broadcaster for a fee or other 
                                                                           or the licensing, sale, or other disposition of patents, copyrights, 
charge, the percentage of the fees received for that program from 
                                                                           trademarks, and similar items of intangible personal property, or 
a broadcaster located in Illinois.
                                                                           Illinois lottery winnings or sales proceeds, are in Illinois as follows:
If the “sales everywhere” amount includes gross receipts from              •  sales or leases of real property in Illinois;
the licensing, sale, or other disposition of patents, copyrights, 
trademarks, and other similar items of intangible personal property        •  leases or rentals of tangible personal property, to the extent it is 
and the receipts are not covered by the broadcasting rules, then           located in Illinois during the rental period;
these receipts should be allocated to Illinois to the extent the item      •  interest, net gains, and other items of income from intangible 
is used in Illinois during the year the gross receipts are included in     personal property received by a taxpayer who is a dealer in 
gross income. An item is used in Illinois if                               that property from a customer who is a resident of Illinois (for 
•  a patent is employed in production, fabrication, manufacturing, or      individuals) or who is commercially domiciled in Illinois (for all 
other processing in Illinois or if the patented product is produced        other customers). A taxpayer without actual knowledge of the 
in Illinois.                                                               residence or commercial domicile of a customer may use the 
                                                                           customer’s billing address.
•  copyrighted material is printed or other publications originated in 
Illinois.                                                                  •  interest, net gains, and other items of income from intangible 
                                                                           personal property received by a taxpayer who is not a dealer 
•  the commercial domicile of the licensee or purchaser of a               in that property, if the income-producing activity is performed in 
trademark or other item of intangible personal property is in              Illinois or if the income-producing activity is performed inside and 
Illinois.                                                                  outside Illinois, and a greater proportion of the income-producing 
          If you cannot determine from your books and records in           activity is performed inside Illinois rather than outside Illinois, 
which state an item is used, do not include the gross receipts from        based on performance costs;
that item in the numerator or denominator of the sales factor.             •  in all other cases, if the services are received in Illinois.
For sales of telecommunications services, the following sales are in       For more information, see 86 Ill. Adm. Code Section 100.3370.
Illinois:
                                                                           Line 8 — Divide Line 7 by Line 6 and enter the result, rounded to six 
•  sales of telecommunications service sold on a call-by-call basis,       decimal places. The result cannot be greater than one or less than 
where the call both originates and terminates in Illinois, or the          zero.
call either originates or terminates in Illinois and the customer’s 
                                                                                     If you checked the box on Line B and do not complete 
service address is in Illinois;
                                                                           Line 8 we may issue a notice and demand proposing 100 percent 
•  retail sales of postpaid telecommunications service if the point of     of your income as being allocated to Illinois, or in the case of a loss 
origination of the signal is in Illinois;                                  return, a notice indicating none of your loss as being allocated to 
•  retail sales of prepaid telecommunications service where                Illinois.
the purchaser receives the prepaid card or other means of                  Line 9 — Follow the instructions on the form. If you checked the box 
conveyance at a location in Illinois;                                      on Line B and did not complete Lines 6, 7, or 8 we may
•  charges imposed at a channel termination point in Illinois;             •  propose 100 percent of your income as being allocable to Illinois
•  charges for channel mileage between two channel termination             •  propose none of your loss as being allocable to Illinois.
points in Illinois;
                                                                           Line 10 — Enter the amount of business income or loss reported 
•  charges for channel mileage between one or more channel                 on Step 3, Line 4 that is apportionable to Illinois as reported by the 
termination points in Illinois and one or more channel termination         partnership, partnership included on a Schedule UB, S corporation, 
points outside Illinois, times the number of channel termination           trust, or estate, on Illinois Schedules K-1-P or K-1-T. See Illinois 
points in Illinois divided by total termination channels;                  Schedules K-1-P(2) or K-1-T(2) for more information. Attach a copy 
•  charges for services ancillary to sales of services in Illinois. If you of all Illinois Schedules K-1-P and K-1-T you received to your 
provide ancillary services, but cannot determine where the sales           Form IL-990-T. If you do not have an amount to report on this line, 
of the related services are located, your sales are in Illinois if your    enter zero.
customer is in Illinois;
                                                                           Step 4 — Figure your net replacement tax
•  access fees charged to a reseller of telecommunication for a call 
that both originates and terminates in Illinois;                           Line 14 — Enter your recapture of investment credits from Illinois 
                                                                           Schedule 4255, Recapture of Investment Tax Credits, Step 5, 
•  50 percent of access fees charged to a reseller of                      Column D, Line 20.
telecommunications services for an interstate call that originates 
or terminates in Illinois; and
•  end user access line charges, if the customer’s service address is 
in Illinois.

Page 6 of 14                                                                                                               IL-990-T Instructions (R-02/23)

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If you claimed an Illinois investment tax credit in a prior year on       Step 6 — Figure your refund or balance due
Form IL-477, Replacement Tax Investment Credits, and any of 
                                                                          Line 26 — Compassionate Use of Medical Cannabis Program Act 
the property was disqualified within 48 months of being placed 
                                                                          surcharge. 
in service, you must use Illinois Schedule 4255 to compute the 
amount of recapture. Credit must be recaptured in the year the                                       Definitions
property became disqualified. For more information, see Illinois          Organization registrantmeans a corporation, partnership, trust, 
Schedule 4255.                                                            limited liability company (LLC), or other organization, that holds 
Line 16  — Enter the amount from Form IL-477, Step 1, Line 13.            either a medical cannabis cultivation center registration issued by the 
Attach Form IL-477 and any other required support listed on               Illinois Department of Agriculture or a medical cannabis dispensary 
Form IL-477 to your Form IL-990-T.                                        registration issued by the Illinois Department of Financial and 
                                                                          Professional Regulation.
You may claim a replacement tax investment credit of up to 
.5 percent (.005) of the basis of qualified property placed in service in Transactions subject to the surchargemeans sales and 
Illinois during the tax year.                                             exchanges of
An additional credit of up to .5 percent (.005) of the basis of qualified    •        capital assets;
property is available if your Illinois base employment increased over        •        depreciable business property;
the preceding year or if your business is new to Illinois. Excess credit     •        real property used in the trade or business; and
may be carried forward for five years following the excess credit year. 
For further information, refer to Form IL-477 Instructions.                  •        Section 197 intangibles of an organization registrant.
                                                                          What is the surcharge?
Step 5 — Figure your net income tax                                       For each taxable year beginning or ending during the Compassionate 
Line 19  — The income tax rate is 7 percent (.07) for corporations        Use of Medical Cannabis Program, a surcharge is imposed on all 
and 4.95 percent (0.0495) for trusts. Multiply the amount on Line 18      taxpayers on income arising from the transactions subject to the 
by 7 percent (.07) if you are organized as a corporation or by            surcharge of an organization registrant under the Compassionate 
4.95 percent (0.0495) if you are organized as a trust and enter the       Use of Medical Cannabis Program Act. 
amount on Line 19. 
                                                                          The amount of the surcharge is equal to the amount of federal 
Line 20 — Enter the total of your recapture of investment credits         income tax liability for the taxable year attributable to the transactions 
from Illinois Schedule 4255, Step 5, Columns A, B, and C, Line            subject to the surcharge.
20 and Step 6, Line 27. See Schedule 4255 Instructions for more 
                                                                          To whom does the surcharge apply?
information regarding the recapture of investment credits.
                                                                          The surcharge is imposed on any taxpayer who incurs a federal 
If you claimed an Enterprise Zone, River Edge Redevelopment Zone, 
                                                                          income tax liability on the income realized on a “transaction subject 
High Impact Business Investment Credit, or Angel Investment Credit 
                                                                          to the surcharge,” including individuals and other taxpayers who 
in a prior year on Illinois Schedule 1299-D, Income Tax Credits, 
                                                                          are not themselves the “organization registrant” that engaged in the 
and any of the property becomes disqualified, you must use Illinois 
                                                                          transaction.
Schedule 4255 to compute the amount of recapture. Credit must be 
recaptured in the year in which the property became disqualified. For     A line has been included on Schedules K-1-P and K-1-T to identify 
more information, see Illinois Schedule 4255.                             the amount of federal income attributable to transactions subject to 
                                                                          the surcharge that was passed through to you on U.S. Schedule K-1.
Line 22 — Enter the amount from Illinois Schedule 1299-D, 
Step 2, Line 10. The total of all credits is limited to the total income      Although a unitary business group filing combined Illinois 
tax shown on Form IL-990-T, Step 5, Line 21. Attach Illinois              returns is treated as a single taxpayer and its members are jointly 
Schedule 1299-D and any other required support listed on                  and severally liable for any surcharge imposed on the group, the 
Schedules 1299-D or 1299-I to your Form IL-990-T. For more                group itself is not an organization registrant and transactions of any 
information, see Illinois Schedule 1299-D Instructions, and Schedule      member that is not itself an organization registrant are not subject to 
1299-I, Income Tax Credits Information and Worksheets.                    the surcharge.

                                              Surcharge Worksheet for IL-990-T
Instructions:  Complete the appropriate column for the surcharge(s)                     A                                  B
you are claiming.                                                                     Compassionate Use               Sale of assets
                                                                                      of Medical Cannabis             by gaming
                                                                                        Program Act                   licensee

 1   Enter your federal income tax liability for the taxable year.                    1  ______________              1  ______________
 2  Enter your federal income tax liability for the taxable year computed 
    as if “transactions subject to the surcharge” made in that year had not 
    been made by the organization registrant in Column A or a gaming 
    licensee in Column B.                                                             2  ______________              2  ______________
 3  Subtract Line 2 from Line 1. Enter the result here.  
    Enter the Column A total on Form IL-990-T, Step 6, Line 26 and the 
    Column B total on Form IL-990-T, Step 6, Line 27.                                 3  ______________             3  ______________

IL-990-T Instructions (R-02/23)                                                                                                Page 7 of 14

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How do I figure the surcharge?                                             A line has been included on Schedule K-1-P and Schedule K-1-T 
If the surcharge applies to you, complete the Surcharge Worksheet          to identify the amount of federal income attributable to transactions 
on Page 7.                                                                 subject to the surcharge that was passed through to you on U.S. 
                                                                           Schedule K-1.
For more information, see 86 Ill. Adm. Code Section 100.2060.
                                                                                   Although a unitary business group filing combined Illinois 
Line 27  — Sale of Assets by Gaming Licensee surcharge                     returns is treated as a single taxpayer and its members are jointly 
                             Definitions                                   and severally liable for any surcharge imposed on the group, the 
Gaming licensee is an organization licensee under the Illinois Horse       group itself is not a gaming licensee and transactions of any member 
Racing Act of 1975 and/or an organization gaming licensee under the        that is not itself a gaming licensee are not subject to the surcharge.
Illinois Gambling Act.                                                                      How do I figure the surcharge?
Transactions subject to the surchargemeans sales and                       If the surcharge applies to you, complete a separate Surcharge 
exchanges of                                                               Worksheet on Page 7.
     •       capital assets;                                               Line 28  — Add Lines 24, 25, 26, and 27 and enter the total on 
     •       depreciable business property;                                this line. This is your total net income and replacement taxes and 
                                                                           surcharge.
     •       real property used in the trade or business; and
                                                                           Line 29a — Enter the sum of any overpayment from your prior year 
     •       Section 197 intangibles of a gaming licensee.
                                                                           tax returns that you requested to be applied to this year’s tax return. 
                       What is the surcharge?                              Take into account any correspondence we may have sent you that 
For each taxable year 2019 through 2027, a surcharge is imposed on         changed the amount of your credit carryforward from the previous 
all taxpayers on income arising from the transactions subject to the       year.
surcharge of a gaming licensee.                                            Line 29b — Enter the sum of any
The amount of the surcharge is equal to the amount of federal              •  estimated payments made during the tax year
income tax liability for the taxable year attributable to the transactions •  extension payments and other voluntary prepayments made 
subject to the surcharge.                                                     before the original due date of the return, and
             To whom does the surcharge apply?                             •  other payments made before the date this return is filed. 
The surcharge is imposed on any taxpayer who incurs a federal              Line 29c — Enter the amount you wish to claim as Illinois 
income tax liability on the income realized on a “transaction subject to   pass-through withholding reported to you by partnerships, 
the surcharge,” including individuals and other taxpayers who are not      S corporations, or trusts on Schedule(s) K-1-P or K-1-T. If you 
themselves the “gaming licensee” that engaged in the transaction.          received more than one Schedule K-1-P or K-1-T, add the amounts 
The surcharge imposed shall not apply if                                   you wish to claim from all the schedules and enter the total on 
                                                                           Line 29c. Attach copies of the Schedules K-1-P and K-1-T you 
•  the organization gaming license, organization license, or racetrack     received from the pass-through entities to your Form IL-990-T. 
   property is transferred as a result of any of the following:            Schedules K-1-P and K-1-T, Step 1, Line 3, must be completed 
   • bankruptcy, a receivership, or a debt adjustment initiated by         or the pass-through withholding reported on this line may not be 
     or against the initial licensee or the substantial owners of the      credited to your return. 
     initial licensee;                                                     See “What is pass-through withholding?” under “General Information” 
   • cancellation, revocation, or termination of any such license          in these instructions for more information.
     by the Illinois Gaming Board or the Illinois Racing Board;            Line 29d — Enter the total amount of pass-through entity (PTE) 
   • a determination by the Illinois Gaming Board that transfer of         tax credit reported to you on Schedule(s) K-1-P, Line 53a, and 
     the license is in the best interests of Illinois gaming;              Schedule(s) K-1-T, Line 50. Attach copies of the Schedules K-1-P 
   • the death of an owner of the equity interest in a licensee;           and K-1-T you received from the pass-through entities to your 
                                                                           Form IL-990-T.
   • acquisition of a controlling interest in the stock or 
                                                                           Line 29e — Enter the total amount of Illinois gambling withholding 
     substantially all of the assets of a publicly traded company;
                                                                           and the total amount of Illinois withholding from sports wagering 
   • a transfer by a parent company to a wholly owned                      winnings. Attach Forms W-2G.
     subsidiary;                                                           Line 32 — Enter the amount of overpayment you elect to be credited 
   • the transfer or sale to or by one person to another person            forward. Check the box on this line if this is your final return and any 
     where both persons were initial owners of the license when            remaining carryforward is being transferred to another entity. Attach 
     the license was issued; or                                            a detailed statement to your return listing the FEIN of the entity 
•  the controlling interest in the organization gaming license,            receiving the credit carryforward, the date the credit was transferred, 
   organization license, or racetrack property is transferred in a         and the reason for the transfer. 
   transaction to lineal descendants in which no gain or loss is                   Step 1, Line C, must also be completed if you are 
   recognized or as a result of a transaction in accordance with           transferring an overpayment to another entity. 
   Section 351 of the Internal Revenue Code in which no gain or            Your credit carryforward will not be applied if you do not file a 
   loss is recognized; or                                                  processable return.
•  live horse racing was not conducted in 2010 at a racetrack located              Your credit carryforward may be reduced by us due to 
   within 3 miles of the Mississippi River under a license issued          corrections we make to your return, or to satisfy any unpaid tax, 
   pursuant to the Illinois Horse Racing Act of 1975.                      penalty, and interest due for this year or any other year. If we reduce 
The transfer of an organization gaming license, organization license,      your credit carryforward, it may result in a late-payment penalty in a 
or racetrack property by a person other than the initial licensee to       subsequent year.
receive the organization gaming license is not subject to a surcharge. 

Page 8 of 14                                                                                                           IL-990-T Instructions (R-02/23)

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To which tax year will my credit apply?                                   Example 2: You file your 2022 calendar-year return on 
  Different dates apply to the examples given below                       August 4, 2023, requesting to receive your overpayment 
depending on if you file as a corporation or trust. Only read the         as a credit. August 4, 2023, is after the original filing and 
section of the following instructions that apply to your filing type.     payment due date of the 2022 tax year (April 18, 2023, for 
                                                                          calendar-year filers), but is before the original filing and 
                                                                          payment due date of the 2023 tax year (April 15, 2024, for 
        Corporations and 501(c) trusts only                               calendar-year filers). Your credit will be applied against your 
        (To which tax year will my credit apply?)                         2023 tax year liability.
If your 2022 return was filed                                             Example 3: You file your 2022 calendar-year return on 
  on or before the original filing and payment due date of your          April 23, 2024, requesting to receive your overpayment 
 return, your credit will be applied to the next full tax year, unless    as a credit. April 23, 2024, is after the original filing and 
 you elect to apply the credit to a different tax year.                   payment due date of the 2023 tax year (April 15, 2024, for 
 Example 1: You file your 2022 calendar-year return on                    calendar-year filers), but is before the original filing and 
 March 1, 2023, requesting to receive your overpayment as                 payment due date of the 2024 tax year (April 15, 2025, for 
 a credit. March 1, 2023, falls before the original filing and            calendar-year filers). Your credit will be applied against your 
 payment due date of the 2022 tax year (May 15, 2023 for                  2024 tax year liability.
 calendar-year filers). Your credit will be applied against your          If you are filing your return after the extended due date, you 
 2023 tax year liability.                                              may only elect to claim an overpayment credit for payments received 
  after the original filing and payment due date of your return,      on or before the date you filed your return. Any payments made after 
 your credit will be applied to the next full tax year in which timely the date you filed that return can only be claimed as an overpayment 
 payments can be made as of the date you are filing this return,       credit on a subsequent amended return.
 unless you elect to apply the credit to a different tax year.         With what date will my credit apply against my tax liability?
 Example 2: You file your 2022 calendar-year return on                     Different dates apply to the examples given below 
 August 4, 2023, requesting to receive your overpayment                depending on if you file as a corporation or trust. Only read the 
 as a credit. August 4, 2023, is after the original filing and         section of the following instructions that apply to your filing type.
 payment due date of the 2022 tax year (May 15, 2023, for 
 calendar-year filers), but is before the original filing and 
                                                                                  Corporations and 501(c) trusts only
 payment due date of the 2023 tax year (May 15, 2024, for 
                                                                        (With what date will my credit apply against my tax liability?)
 calendar-year filers). Your credit will be applied against your 
 2023 tax year liability.                                              If your 2022 return was filed
 Example 3: You file your 2022 calendar-year return on                   on or before the extended due date of your return 
 May 29, 2024, requesting to receive your overpayment                     (December 15, 2023, for calendar-year filers), your credit is 
 as a credit. May 29, 2024, is after the original filing and              considered to be paid on the original due date of this return 
 payment due date of the 2023 tax year (May 15, 2024, for                 (May 15, 2023, for calendar-year filers). 
 calendar-year filers), but is before the original filing and             However, if all or a portion of your overpayment results from 
 payment due date of the 2024 tax year (May 15, 2025, for                 payments made after the original due date of this return, that 
 calendar-year filers). Your credit will be applied against your          portion of your credit is considered to be paid on the date you 
 2024 tax year liability.                                                 made the payment.
 If you are filing your return after the extended due date, you           Example 1: You file your 2022 calendar-year return on or 
may only elect to claim an overpayment credit for payments received       before the extended due date of your return requesting $500 
on or before the date you filed your return. Any payments made after      be applied as a credit. All of your payments are made before 
the date you filed that return can only be claimed as an overpayment      the original due date of your return. Your credit of $500 will be 
credit on a subsequent amended return.                                    considered to be paid on May 15, 2023. 
                                                                          Example 2: You file your 2022 calendar-year return on or 
                                401(a) trusts only                        before the extended due date of your return requesting $500 
        (To which tax year will my credit apply?)                         be applied as a credit. Your overpayment includes payments 
                                                                          of $400 you made before the original due date of your return, 
If your 2022 return was filed
                                                                          and a $100 payment you made on June 1, 2023. Your credit 
  on or before the original filing and payment due date of your          of $400 will be considered to be paid on May 15, 2023. 
 return, your credit will be applied to the next full tax year, unless    The remaining $100 credit will be considered to be paid on 
 you elect to apply the credit to a different tax year.                   June 1, 2023. 
 Example 1: You file your 2022 calendar-year return on                   after the extended due date of your return, your credit is 
 March 1, 2023, requesting to receive your overpayment as                 considered to be paid on the date you filed the return on which 
 a credit. March 1, 2023, falls before the original filing and            you made the election.
 payment due date of the 2022 tax year (April 18, 2023, for 
                                                                          Example 3: You file your 2022 calendar-year return on 
 calendar-year filers). Your credit will be applied against your 
                                                                          December 19, 2023, requesting $500 be applied as a 
 2023 tax year liability.
                                                                          credit. Your credit of $500 will be considered to be paid on 
  after the original filing and payment due date of your return,         December 19, 2023, because you filed your return after the 
 your credit will be applied to the next full tax year in which timely    extended due date of your 2022 calendar-year return.
 payments can be made as of the date you are filing this return, 
 unless you elect to apply the credit to a different tax year. 

IL-990-T Instructions (R-02/23)                                                                                              Page 9 of 14

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                                                                                 Your refund may be reduced by us to satisfy any unpaid 
                      401(a) trusts only                               tax, penalty, and interest due for this year or any other year. 
 (With what date will my credit apply against my tax liability?)       Line 34 — Direct deposit information.  
If your 2022 return was filed                                          If you choose to deposit your refund directly into your checking or 
  on or before the extended due date of your return                   savings account, you must 
   (October 17, 2023, for calendar-year filers), your credit is        •  Enter your routing number.
   considered to be paid on the original due date of this return 
                                                                          • For a checking account, your routing number must be nine  
   (April 18, 2023, for calendar-year filers). 
                                                                            digits and the first two digits must be 01 through 12 or 21  
   However, if all or a portion of your overpayment results from            through 32.
   payments made after the original due date of this return, that 
                                                                            The sample check following these instructions has an example  
   portion of your credit is considered to be paid on the date you 
                                                                            of a routing number.
   made the payment.
                                                                          •  For a savings account, you must contact your financial    
   Example 1: You file your 2022 calendar-year return on or 
                                                                            institution for your routing number.
   before the extended due date of your return requesting $500 
   be applied as a credit. All of your payments are made before        •  Check the appropriate box to indicate whether you want your  
   the original due date of your return. Your credit of $500 will be      refund deposited into your checking or savings account.
   considered to be paid on April 18, 2023.                            •  Enter your account number. 
   Example 2: You file your 2022 calendar-year return on or               •  For a checking account, your account number may be up to 17  
   before the extended due date of your return requesting $500              digits.
   be applied as a credit. Your overpayment includes payments               The sample check following these instructions has an example  
   of $400 you made before the original due date of your return,            of an account number. 
   and a $100 payment you made on June 1, 2023. Your credit 
   of $400 will be considered to be paid on April 18, 2023.               •  For a savings account, you must contact your financial    
   The remaining $100 credit will be considered to be paid on               institution for your account number. 
   June 1, 2023.                                                       Do not use your account and routing numbers from your checking 
  after the extended due date of your return,      your credit is     or savings accountdeposit slip.Do not      include your check number. 
   considered to be paid on the date you filed the return on which     Include hyphens, but omit spaces and special symbols. You may 
   you made the election.                                              have unused boxes. 
   Example 3: You file your 2022 calendar-year return on 
   December 1, 2023, requesting $500 be applied as a 
   credit. Your credit of $500 will be considered to be paid on 
   December 1, 2023, because you filed your return after the 
   extended due date of your 2022 calendar-year return.
May I apply my credit to a different tax year? 
Yes. If you wish to apply your credit to a tax year other than the one 
during which you file this return, you must submit a separate request 
in writing to: 
ILLINOIS DEPARTMENT OF REVENUE
PO BOX 19004
SPRINGFIELD IL 62794-9004
                                                                                If your financial institution does not honor your request for 
    Submit your request at the time you file your return. Do not       direct deposit, we will send you a check instead.
submit your return to this address.                                             We do not support international ACH transactions. We will 
Your request must include                                              only deposit refunds into accounts located within the United States. 
•  your name,                                                          If your financial institution is located outside the United States, we 
                                                                       will send you a check instead of depositing your refund into your 
•  your FEIN, 
                                                                       account.
•  the tax year of the return creating the overpayment, and
                                                                       Line 35 — Follow the instructions on the form. This is your amount 
•  the tax year you wish to have the credit apply.                     of tax due that must be paid in full if $1 or more. If you are not paying 
If you do not follow these instructions, your election will be         electronically, complete a payment voucher, Form IL-990-T-V, make 
considered invalid and we will not apply your credit as you requested. your check or money order payable to “Illinois Department of 
If you submit a valid request, we will apply your credit as you        Revenue” and attach them to the front of the return. 
requested and notify you. Once made, your election to change the                If you are paying electronically do not complete and attach 
tax year to which your credit will apply is irrevocable. Requests will a payment voucher.
be worked in the order we receive them.                                You should also enter the amount you are paying in the box 
    You may only apply your credit to tax years occurring after        located on the top of Page 1 of the Form IL-990-T.
the year of the return creating the overpayment. If you request to     We encourage you to let us figure your penalties and interest and 
apply more credit than our records show you have available, we         send you a bill instead of determining these amounts yourself. We 
will apply the maximum amount available and notify you of the          will compute any penalty or interest due and notify you (see General 
difference.                                                            Information, “What are the penalties and interest?”).
Line 33 — Follow the instructions on the form. Your refund will not 
be issued if you do not file a processable return.

Page 10 of 14                                                                                                     IL-990-T Instructions (R-02/23)

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Step 7 — 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 non-filer 
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 the due date for filing your 2022 tax 
return (excluding extensions). You may revoke the authorization at 
any time by calling or writing us.

IL-990-T Instructions (R-02/23)                                       Page 11 of 14

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Appendix A - Estimated Payment Worksheets

Corporations: If you reasonably expect your income and replacement tax liability to exceed $400 after Illinois tax credits and withholding
payments made on your behalf, complete this worksheet to compute your next tax year’s estimated tax. Keep this record for your files.

If your income changes during the year, complete the amended worksheet on the next page.

1 Enter the amount of Illinois net income expected in the next tax year. 1
2 Multiply Line 1 by 9.5% (.095) and enter the result. 2
3 Enter the amount of recapture of investment credits from Schedule 4255 expected in your next tax year. 3
4 Enter the amount of the surcharges from the Compassionate Use of Medical Cannabis Program Act
and the sale of assets by gaming licensee expected in your next tax year.
See the Form IL-990-T Instructions for more information. 4

5 Add Lines 2 through 4 and enter the result. 5
6 Enter the amount of Illinois tax credits expected in your next tax year as calculated on the corresponding
Form IL-477 or Schedule 1299-D. 6
7 Enter the amount of pass-through withholding expected to be made on your behalf or PTE tax credit
expected in the next tax year on any Schedule K-1-P or Schedule K-1-T you receive. 7
8 Enter the amount of any Illinois gambling withholding and sports wagering winnings withholding from
Illinois sources shown on any Form W-2G you expect to receive. 8
9 Add Lines 6 through 8 and enter the result. 9
10 Subtract Line 9 from Line 5 and enter the result. If $400 or less, stop. You do not have to make
estimated tax payments. If more than $400, continue to Line 11. 10
11 Subtract Line 6 from Line 5 and enter the result. 11
12 Divide Line 11 by 4. This is the amount of each of your estimated tax payments. 12
You may use pass-through withholding made on your behalf or PTE tax credit received and reported to you on any Schedule K-1-P
or K-1-T to reduce the estimated tax payment for the quarter in which the tax year shown on the Schedule K-1-P or K-1-T falls and any
subsequent tax payment until the entire credit is used.
You may use Illinois gambling withholding or sports wagering winnings withholding shown on any Form W-2G you receive to reduce the
estimated tax payment for the quarter in which the gambling winnings were received and any subsequent tax payment until the entire credit
is used.
If you made the election to credit a prior year overpayment to your next tax year and
• the election was made on or before the extended due date of that prior year return, use the credit to reduce the first estimated
tax payment and any subsequent tax payments until the entire credit is used.
If all or a portion of the credit results from payments made after the due date of your first estimated tax installment of that
prior year return, that portion of your credit is considered to be paid on the date you made the payment. If that payment date is
on or before an estimated payment due date, you may use that portion of the credit to reduce that estimated tax payment and
any subsequent tax payments until the entire credit is used.
• the election was made after the extended due date of that prior year return, the credit will be treated as paid on the date you
submitted the election. If that payment date is on or before an estimated payment due date, you may use the credit to reduce that
estimated tax payment and any subsequent tax payments until the entire credit is used.

Pay electronically at tax.illinois.gov or use next tax year’s Form IL-990-T-V to mail your payment.
Failure to use the correct voucher for your estimated payments may result in your payment being misapplied, penalties and interest, a delay
in the processing of your return, or a delay in the generation of any overpayment.
Trusts are not required to make estimated payments. However, trusts may voluntarily prepay their tax liability at any time prior to the original
due date of the return.

Page 12 of 14 IL-990-T Instructions (R-02/23)

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Appendix A - continued

Complete this amended worksheet if a change occurs in your original estimated tax.

1 Enter the amount of Illinois net income expected in your next tax year. 1
2 Multiply Line 1 by 9.5% (.095) and enter the result. 2
3 Enter the amount of recapture of investment credits expected in your next tax year. 3
4 Enter the amount of the surcharges from the Compassionate Use of Medical Cannabis Program Act
and the sale of assets by gaming licensee expected in your next tax year. 4
5 Add Lines 2 through 4 and enter the result. 5
6 Enter the amount of Illinois tax credits expected in your next tax year as calculated on the corresponding
Form IL-477 or Schedule 1299-D. 6
7 Enter the amount of pass-through withholding expected to be made on your behalf or PTE tax credit
expected in the next tax year on any Schedule K-1-P or Schedule K-1-T you receive. 7
8 Enter the amount of any Illinois gambling withholding and sports wagering winnings withholding from
Illinois sources shown on any Form W-2G you expect to receive. 8
9 Add Lines 6 through 8 and enter the result. 9
10 Subtract Line 9 from Line 5 and enter the result. If $400 or less, stop. You do not have to make
estimated tax payments. If more than $400, continue to Line 11. 10
11 Subtract Line 6 from Line 5 and enter the result. 11
12 Divide Line 11 by 4. 12
13 Multiply Line 12 by the number of previously due estimated payments. 13
14 Enter the amount of any estimated tax payments, timely prior year overpayments, timely pass-through
withholding made on your behalf, timely PTE tax credit received, or timely Illinois gambling/sports wagering
winnings withholding shown on Form W-2G you received. See the information under Line 12 on the previous
page to determine if your credit for a prior year overpayment or withholding amount is considered timely. 14
15 Subtract Line 14 from Line 13 and enter the result. This amount may be negative. 15
16 Add Lines 12 and 15 and enter the result.
If positive, this is the amount due on your next payment due date.
If zero or negative, the amount due on your next payment due date is zero.
If Line 16 is negative, continue to Line 17. Otherwise, stop here. 16
17 If Line 16 is negative, enter that amount as a positive number. 17
18 Subtract Line 17 from Line 12 and enter the result.
This is the amount due on the following due date, if applicable. 18

IL-990-T Instructions (R-02/23) Page 13 of 14

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Appendix B - Extension Payment Worksheet

Use this worksheet if all of the following apply to you:
• you are required to file Form IL-990-T,
• you cannot file your annual tax return by the due date, and
• you complete this worksheet and determine you owe a tentative tax.
If Line 10 of the worksheet shows you owe tentative tax, pay the full amount due either by filing and paying with Form IL-990-T-V or by making
your payment electronically. An extension of time to file does not extend the amount of time you have to make your payment.

Extension Payment Worksheet (for your records)
1 Enter the total income and replacement taxes you expect to owe this tax year. 1
2 Enter the amount of recapture of investment credits expected in this tax year. 2
3 Enter the amount of the surcharges from the Compassionate Use of Medical Cannabis Program Act
and the sale of assets by gaming licensee expected in this tax year. 3
4 Add Lines 1 through 3 and enter the result here. 4
5 Enter the estimated replacement tax investment credits you expect in this year. 5
6 Enter the estimated income tax credits you expect in this year. 6
7 Enter any estimated payments and prepayments you made and any overpayment you elected to be
credited to this tax year. 7
8 Enter any withholding reported to you and any pass-through withholding made on your behalf or PTE
tax credit received this year. 8
9 Add Lines 5 through 8 and enter the result here. 9
10 Subtract Line 9 from Line 4. This is your tentative tax due. Enter the result here and on
Form IL-990-T-V. 10

Extension Payment Worksheet Instructions
Line 1 — Enter the total amount of income and replacement taxes you expect to owe for this tax year.
Line 2 — Enter the amount of recapture of investment tax credit that you expect to report on Schedule 4255, Recapture of Investment Tax
Credits.
Line 3 — Enter the amount of the surcharges from the Compassionate Use of Medical Cannabis Program Act and the sale of assets by
gaming licensee you expect to owe for this tax year. See the Form IL-990-T Instructions for more information.
Line 4 — Add Lines 1 through 3 and enter the result. This is the net income and replacement tax, recapture, and surcharge you expect
to owe this year.
Line 5 — Enter the total amount of any estimated replacement tax investment credits from Form IL-477, Replacement Tax Investment Credit.
Line 6 — Enter the amount of any estimated income tax credits from Schedule 1299-D, Income Tax Credits (for corporations and fiduciaries).
Line 7 — Enter the total amount of estimated payments and prepayments you made and any overpayment you elected to be credited to this tax
year.
Line 8 — Enter the total amount of Illinois income tax withheld on Form W-2G, and the amount of pass-through withholding made on
your behalf or PTE tax credit received and reported to you on Illinois Schedule(s) K-1-P, Partner’s or Shareholder’s Share of Income,
Deductions, Credits, and Recapture, or Illinois Schedule(s) K-1-T, Beneficiary’s Share of Income and Deductions.
Line 9 — Add Lines 5 through 8. This is your tax payments and credits.
Line 10 — Subtract Line 9 from Line 4. This is your tentative tax due. If Line 10 is $1 or more, you must pay the amount due. If Line 10 is less
than $1, you do not have to pay. Do not attach U.S. Form 7004 to your Form IL-990-T-V.

Pay electronically at tax.illinois.gov or use the current tax year’s Form IL-990-T-V, Payment Voucher for Exempt
Organization Income and Replacement Tax.

Failure to use the correct voucher for your payments may result in your payment being misapplied, penalties and interest, a delay in the
processing of your return, or a delay in the generation of any overpayment.
Page 14 of 14 IL-990-T Instructions (R-02/23)

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