HSA Tax Benefits in Oklahoma (2026)
Oklahoma follows federal HSA tax treatment.
State Income Tax
0.25%–4.75%
HSA Deduction
Yes
Growth Tax-Free
Yes
How Oklahoma Treats HSAs
Oklahoma conforms to federal HSA tax treatment. Contributions are deductible, investment growth is tax-free, and qualified medical withdrawals are exempt from state income tax.
Oklahoma HSA FAQs
Are HSA contributions tax-deductible in Oklahoma?
Yes. Oklahoma follows federal HSA tax treatment, so contributions are deductible on your state income tax return.
What is the state income tax rate in Oklahoma?
Oklahoma's state income tax rate is 0.25%–4.75%.
Is HSA investment growth taxed in Oklahoma?
No. Oklahoma 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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