HSA Tax Benefits in Wisconsin (2026)
Wisconsin follows federal HSA tax treatment.
State Income Tax
3.5%–7.65%
HSA Deduction
Yes
Growth Tax-Free
Yes
How Wisconsin Treats HSAs
Wisconsin conforms to federal HSA tax treatment. Contributions are deductible on your state return, earnings grow tax-free, and qualified medical withdrawals are not subject to state income tax.
Wisconsin HSA FAQs
Are HSA contributions tax-deductible in Wisconsin?
Yes. Wisconsin follows federal HSA tax treatment, so contributions are deductible on your state income tax return.
What is the state income tax rate in Wisconsin?
Wisconsin's state income tax rate is 3.5%–7.65%.
Is HSA investment growth taxed in Wisconsin?
No. Wisconsin follows federal treatment — investment growth inside your HSA is not subject to state income tax.
This information is for general guidance only and does not constitute tax advice. State tax laws change frequently. Consult a tax professional for advice specific to your situation.
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