Illinois Income Tax Brackets (Tax Year 2005)
ARCHIVES
| Tax Bracket | Tax Rate |
|---|---|
| $0.00+ | 3% |
| Tax Bracket | Tax Rate |
|---|---|
| $0.00+ | 3% |
This page shows Tax-Brackets.org's archived Illinois tax brackets for tax year 2005. This means that these brackets applied to all income earned in 2005, and the tax return that uses these tax rates was due in April 2006.
Both Illinois' tax brackets and the associated tax rates have not been changed since at least 2001.
The latest available tax rates are for 2023, and the Illinois income tax brackets have not been changed since 2006.
2006 Illinois Tax Deduction Amounts
Tax-Brackets.org also maintains an archive of important Illinois income tax exemption amounts, including the Illinois Standard Deduction, the Illinois Personal Exemption, and the Illinois Dependent Deduction. The values of these deductions for tax year 2005 are as follows:
| Standard Deduction (Single) | Standard Deduction (MFJ) | Personal Exemption | Dependant Exemption |
|---|---|---|---|
| $0.00 | $0.00 | $2,000.00 | $2,000.00 |
Sources & Citations
Disclaimer: While we do our best to keep our historical Illinois income tax rates up to date and complete, we cannot be held liable for errors or omissions. Is info on this page missing or out-of-date? Please let us know so we can fix it!
Tax Data Sources:
- The Illinois tax brackets on this page sourced from the Illinois Department of Revenue for 2006. Please contact us if any of our Illinois tax data is incorrect or out of date.