
While most states use a marginal bracketed income tax system similar to the federal income tax, every state has a completely unique income tax code. Illinois does not tax retirement income, which is a big plus for retirees. There is also no state personal property tax, so you will not be paying annual taxes on things like your car.
Illinois State Income Tax: Rates and Who Pays in 2025

If you’re ready to learn more about reducing your tax burden, consult a professional tax credit consultant for expert guidance. Or if you can also search for other Chicaco financial advisors to help with you wealth and tax planning. Republicans in the state Legislature are pushing for a tax exemption on some retirement income. Conservatives have also criticized Evers for vetoing previous tax relief proposals. Illinois provides a standard Personal Exemption tax deduction of $ 2,425.00 in 2023 per qualifying filer and qualifying dependent(s), this is used to reduce the amount of income that is subject to tax in 2023.
Illinois Income Tax Returns
- Include these refunds only if they are included in your taxable income because you claimed them as itemized deductions on a previous year’s federal return.
- A six-month extension is available, but taxes owed must still be paid by the original deadline to avoid interest.
- The deadline aligns with the federal tax deadline, typically April 15th.
- A progressive tax applies different rates to different incomes, requiring people making more money to pay a larger share of their income than people making less.
In Illinois, there’s a 7.25 percent sales tax rate on all vehicle purchases, with county and district local sales taxes on top of this usually ranging from 0.25 percent to 1.25 percent. If you’re still looking to buy in Illinois but you’d like to reduce your tax liability where possible, pay attention to the average rates and tax payments in the areas you’re exploring. In most cases, Illinois’ state sales and use tax rate is 6.25 percent, with Illinois residents paying up to 11 percent when some local districts and counties add extra taxes. Yes, Illinois residents are subject illinois state income tax rate to federal income tax, which is progressive with rates ranging from 10% to 37%depending on income.

1 – Illinois Standard Deduction

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The Illinois Income Tax Act, codified under 35 ILCS 5, outlines income taxation responsibilities for individual and corporate taxpayers. A foundational element is the definition of taxable income, closely aligning with federal adjusted gross income but including state-specific modifications, such as the subtraction for retirement income, which is exempt from accounting state tax. If you want to compare all of the state tax rates on one page, visit the list of state income taxes. For info on 2011 federal income tax and federal tax refunds, visit the federal income tax and federal tax refund pages. A tax credit allows taxpayers to reduce the amount of taxes they are required to pay. This is different from a tax deduction, which reduces the amount of income that is subject to taxation.
- This provision ensures revenue from individuals benefiting from state infrastructure and services.
- Wireless consumers continue to be burdened with high taxes, fees, and government surcharges in many states and localities throughout the country.
- If you want to compare all of the state tax rates on one page, visit the list of state income taxes.
- In addition to Illinois, Midwestern states with a flat tax include Iowa, Michigan and Indiana.
- Additionally, the bill introduced a new tax bracket for high-income earners, with a rate of 7.99%.
- This means that regardless of how much you earn, the tax rate remains the same.
You must attach a letter of explanation from your employer to your IL-1040. The 20-percent penalty rate also applies to any amount paid within the 30-day period if you pay the liability under protest or subsequently file a claim for a credit or refund of the payment. Corporate income tax is set at 7% on net income, complemented by a personal property replacement tax, increasing the overall tax burden on corporations. These rates aim to balance fiscal needs with economic vitality, though debates persist about their impact on Illinois’ business climate. The general merchandise sales tax applies to almost all other products purchased for use in Illinois. However most areas have additional local taxes between 0% and 5.25%.
- To do so, they must file Form IL-1040-X, the Amended Individual Income Tax Return, and provide a detailed explanation of the changes.
- A pass-through entity will pay pass-through withholding or PTE tax, but not both.
- Additionally, understanding how changes in state income tax rates may impact taxpayers can help individuals make informed decisions regarding their finances and tax obligations.
- Supporters of a graduated income tax system argue that it would allow for a more progressive tax structure, where higher-income individuals would pay a higher tax rate than lower-income individuals.
- If only a portion of the interest on the account is allocated to Illinois, allocate the same portion of this penalty to Illinois.
- There are a few exceptions, including military pay you received as a civilian.Nonresidents — those who only live in the state because of military assignment — are not required to report military pay to Illinois.
Illinois State Income Tax Exemptions

Illinois collects a state income tax at a maximum marginal tax rate of %, spread across tax brackets. Unlike the Federal Income Tax, Illinois’ state income tax does not provide couples filing jointly with expanded income tax brackets. The Tax tables below include the tax rates, thresholds and allowances included in Debt to Asset Ratio the Illinois Tax Calculator 2024. Chicago residents are subject to Illinois state income tax at a flat rate of 4.95% of their taxable income.