Desktop: Illinois
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Articles in Desktop: Illinois
Illinois - How to Apply Refund to Estimated Tax Payments
If a taxpayer owes additional taxes to Illinois during the year, they may be required to make estimated tax payments for the following tax year.
Illinois - Property Tax Credit
The property tax credit is available to residents who paid taxes on their main home that was located in Illinois for the time you owned and lived in the home.
Illinois Reject Code ILHEADER-9300-2
To resolve the Illinois state return rejection, verify that the tax preparation software is updated to the latest Illinois version.
Illinois 1041 Validation Error for Missing Grantor(s) Identification
Illinois Form 1041 return will not pass validation when e-filed if the SSN for the Grantors is missing.
Illinois - Credit for Taxes Paid to Another State
Illinois residents may claim a nonrefundable credit for taxes paid to another state.
Illinois Reject Code IL1065-2600-4
Reject Code: IL1065-2600-4 | Category: Incorrect Data | Severity: Error FormIL1065 Step 2 Line 1 must equal IRS1065 Schedule K Line 1.
Illinois Alert Codes Related to Passthrough Return Individual Members
Example, if the beneficiary is a grantor trust and is owned by an individual, then the beneficiary should be designated as an I for individual.
Which States does Illinois Have a Reciprocal Agreement with?
An Illinois resident who was employed in Iowa, Kentucky, Michigan, or Wisconsin, must file Form IL-1040 and include all compensation received from an employer in these states.
Illinois - Amount paid with request for extension
When a taxpayer makes an automatic extension payment to the state of Illinois, the payment amount needs to be included on their Illinois tax return.
Illinois - Military Retirement/Pension Income
Illinois allows a subtraction of military retirement income.
Illinois Military Pay and Spouse Income
Resident - Active duty military pay is exempt from income tax in Illinois.
IL-1041 Schedule NR
Schedule NR, Nonresident Computation of Fiduciary Income allows a trust or estate that is a nonresident of Illinois to determine the income that is taxable to Illinois.
Illinois Reject ILHEADER-2400-5
The state of Illinois requires that a tax return prepared by a paid preparer include in the return's signature block either the tax preparation firm's 9-digit federal Employer Identification Number (EIN) or indication that the preparer is self-employed.
Illinois Schedule B, 1120-ST and IL-1065 E-file Block
Missing share of Illinois Income subject to withholding or exclusion from pass-through payments for shareholder(s).
Where do I make an Automatic Extension of Time to File Payment for Illinois?
Illinois allows an automatic extension to October 15 without filing a form.
Where Do I Set Up Estimated Payments for Illinois?
The estimated payment vouchers can be printed from this menu by selecting Print Estimate Coupons or can be printed from the View Results menu in the federal return.
Illinois Supported Business Forms
The Tax Processors Plus Desktop program supports the following Illinois Business forms.
Illinois Reject Code: IL1120ST-500-1
Reject Code: IL1120ST-500-1 | Category: Missing Data | Severity: Error If FormIL1120ST Step 1 Line C (first return) contains an X, then FormIL1120ST Step 1 Line B Box must contain an X.
Where Do I Enter Contributions to the Illinois 529 College Savings Program?
If a taxpayer contributes to an Illinois 529 College Savings Program, a portion of the contribution may be eligible to be subtracted from income on the Illinois return.
Illinois Supported Individual Income Tax Forms
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