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IL · Tax Year 2026

Illinois
Retirement Income Tax

How Illinois taxes Social Security, pensions, 401(k)/IRA withdrawals, and military retirement pay in 2026.

No
Social Security
No
Pension
No
401(k)/IRA
No
Military

Tax Treatment by Income Type

Social Security BenefitsExempt
Pension IncomeExempt
401(k) / IRA WithdrawalsExempt
Military Retirement PayExempt

Exemptions & Exclusion Amounts

Qualifying retirement income fully exempt

Age & Eligibility Rules

No general age requirement

Additional Notes

State has income tax but subtraction for qualifying retirement distributions

Frequently Asked Questions

Does Illinois tax Social Security benefits?

No. Illinois does not tax Social Security retirement benefits.

Does Illinois tax pension income?

No. Illinois exempts pension income from state income tax.

Does Illinois tax 401(k) and IRA withdrawals?

No. Illinois does not tax qualifying 401(k) and IRA distributions.

Is Illinois a tax-friendly state for retirees?

Generally yes. Illinois exempts Social Security and offers exemptions for other retirement income, making it relatively favorable for retirees.

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Data Source

Official Illinois state tax authority guidance. Tax year 2026. Some annually indexed thresholds may not yet be finalized — confirm with the state revenue department before filing.

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Neighboring States

Data reflects tax year 2026 rules sourced from official Illinois state tax authorities. This page is for informational purposes only — always confirm current rules with the state revenue department or a qualified tax professional before making financial or relocation decisions.