First published: February 3, 2026 / Last updated: February 27, 2026

Advanced HSA scenarios and FAQs

Health savings accounts (HSAs) are flexible tools, but certain life events can create complex rules and tax consequences. This guide covers advanced HSA scenarios that do not merit full standalone articles, including death, divorce, job loss, Medicare transitions, and other edge cases.

HSAs and death

If an HSA account holder dies, what happens to the account depends on the beneficiary designation.

• Spouse as beneficiary: The HSA becomes your spouse's HSA. They can continue using the funds for qualified medical expenses tax-free.
• Non-spouse beneficiary: The HSA ceases to be an HSA. The fair market value becomes taxable income to the beneficiary in the year of death, except for amounts used to pay the decedent's medical expenses within one year.
  Note: The one-year exception applies only to the decedent's qualified medical expenses (incurred before death) that the beneficiary pays within one year after the date of death.
• Estate as beneficiary: The HSA is included in the decedent's final income tax return and taxed as ordinary income.

HSAs and divorce

Divorce affects HSAs based on how the account is handled in the divorce decree.

• If an HSA is transferred to an ex-spouse as part of a divorce settlement, it is generally treated as a tax-free transfer if made under a divorce or separation instrument.
• After divorce, HSA funds can only be used for the qualified medical expenses of the person who owns the HSA.

HSAs and job loss

Losing your job does not affect ownership of your HSA.

• Your HSA remains yours even if employer-sponsored coverage ends
• You can continue using HSA funds for qualified medical expenses
• You may continue contributing if you remain enrolled in an HSA-qualified HDHP, including through COBRA

HSAs and transitions to Medicare

Medicare enrollment is one of the most common sources of costly HSA mistakes. Understanding these rules is critical.

• You cannot contribute to an HSA after Medicare coverage begins
• You can continue using HSA funds tax-free for qualified medical expenses
• You can use HSA funds to pay Medicare Part B, Part D, and Medicare Advantage premiums

HSA funds can also be used for Medicare Part A premiums if you pay them (many people do not).

Other advanced edge cases

• Becoming a tax dependent: If you are claimed as a dependent, you can still use existing HSA funds, but you generally cannot contribute.
• Excess contributions: Excess amounts are subject to a 6% excise tax each year until corrected.
• Rollovers vs transfers: You may perform one rollover per 12-month period, but trustee-to-trustee transfers are unlimited.
• Mid-year employer changes: Contributions may continue if HDHP coverage remains uninterrupted.
• Month-by-month eligibility: HSA contribution eligibility is determined month by month. Coverage changes during the year can change how much you are allowed to contribute.

Frequently asked questions

Can my HSA pay for my spouse's medical expenses?

Yes, as long as you are legally married and the expenses are qualified medical expenses, you may use your HSA for your spouse even if they are not on your HDHP.

Can I contribute if I have other health coverage?

Yes, but only if the coverage is compatible with an HSA-qualified HDHP. General-purpose FSAs and certain HRAs can disqualify you.

Can I use my HSA for Medicare Part B?

Yes, HSA funds can be used to pay Medicare Part B premiums and other qualified out-of-pocket costs.

What happens if I inherit an HSA from a non-spouse?

The inherited HSA becomes taxable income in the year of inheritance, except for amounts used to pay the decedent's medical expenses within one year of death.

Can I contribute to an HSA if I have Direct Primary Care (DPC)?

In 2026, certain DPC arrangements are compatible with HSA contributions if they meet the statutory definition and monthly fee limits. If the arrangement does not meet the definition, it can make you ineligible to contribute while it is in effect.

Sources

• Publication 969 - IRS
• Notice 2004-50 - IRS
• 2026 Medicare premiums and deductibles - Centers for Medicare & Medicaid Services

Disclaimer

This page is for educational purposes only and is not tax or legal advice. Check with your HSA administrator or a qualified tax or legal professional if you have questions about your specific situation.