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Limited Purpose FSA

A pre-tax FSA restricted to dental and vision — so it pairs with an HSA

Key takeaways

  • Restricted to qualified dental and vision expenses, which is exactly what preserves HSA eligibility.
  • Lets you contribute the full HSA maximum while still using pre-tax dollars for dental and vision.
  • Follows the same limits and mechanics as a general Health Care FSA.

What it is

A pre-tax FSA restricted to dental and vision — so it pairs with an HSA. The account is a structure; the investments it holds are separate and carry their own risks.

How it works

  • Elect an annual amount during open enrollment.
  • Use it for dental and vision costs while your HSA continues to grow.
  • Some plans convert it to full-purpose once the medical deductible is met.

Eligibility

Offered through an employer plan, typically alongside a high-deductible health plan and an HSA.

Contributions and funding

For 2026, the salary-reduction limit is $3,400, with a carryover of up to $680 where the plan permits.

What it can hold

Cash balances used to reimburse qualified dental and vision expenses.

Taxes and reporting

Contributions are excluded from gross income; qualified reimbursements are tax-free.

Withdrawals and distributions

Paid as reimbursement for eligible dental and vision expenses.

Risks and limitations

  • Forfeiture of unused funds beyond any carryover
  • Narrow eligible-expense list — medical costs generally do not qualify
  • Election generally irrevocable mid-year

Frequently asked questions

Why not just use the HSA?

You can. Pairing them lets you preserve HSA dollars for long-term growth while paying near-term dental and vision costs pre-tax.

Does it affect my HSA limit?

No. That is the entire point of the limited-purpose design.

What counts as vision?

Exams, lenses, frames, contacts, and corrective surgery, among others.

Talk to us about this account →

Educational only. This page is general information, not individualized investment, legal, or tax advice. Rules depend on your account type, transaction, tax year, and circumstances — consult a qualified professional.