Can you use an HRA for a water filter?
Maybe — an HRA is employer-funded, so what it covers is defined by your specific plan. A water filter can qualify when the plan allows it and you have a Letter of Medical Necessity. Here is what to check.
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Quick answer
It depends on your employer's plan. Unlike HSAs and FSAs, an HRA's eligible expenses are set by the employer. A filter may qualify with a Letter of Medical Necessity if the plan permits it — always confirm first.
What an HRA is
A Health Reimbursement Arrangement is funded entirely by your employer, who also defines which expenses it reimburses within IRS rules. That is the key difference from an HSA or FSA: there is more variation, because your plan document — not just the IRS list — governs what is covered.
Why eligibility varies
Some HRAs are broad and cover the same qualified medical expenses an FSA would; others are narrow (for example, limited to specific categories or to post-deductible expenses). A water filter, which already requires a Letter of Medical Necessity to be a qualified medical expense, will only be reimbursable if your particular HRA design allows that category.
What to check with your employer or administrator
- Does the HRA cover general qualified medical expenses, or only specific categories?
- Does it accept a Letter of Medical Necessity for durable medical equipment?
- How do you submit a claim, and what documentation is required?
Get the answer in writing if you can, and keep it with your records. If your HRA will not cover it, an HSA or FSA may be the better route.
HRA types you might have
"HRA" covers several designs, and the type shapes what is reimbursable. An integrated HRA pairs with a group health plan and often follows broad qualified-expense rules. A QSEHRA (small employers) and an ICHRA (individual-coverage HRA) reimburse defined expenses and sometimes premiums, with employer-set rules. Knowing which you have tells you where to look: your plan's summary document lists eligible categories, and that is what determines whether a documented water filter qualifies.
If your plan allows it
Eligible SpringWell systems
If your HRA covers it (with a Letter of Medical Necessity), SpringWell's eligible systems issue the letter at checkout.
Shop eligible systems →Frequently asked questions
Can I use an HRA for a water filter?
Possibly. HRAs are employer-defined, so coverage varies. A filter may qualify with a Letter of Medical Necessity if your specific plan allows that category — confirm with your administrator.
Why is an HRA different from an FSA?
An HRA is funded and defined by your employer, who sets eligible expenses within IRS rules, so there is more plan-to-plan variation than with an FSA.
What if my HRA won't cover it?
Consider an HSA or FSA instead, both of which can cover an eligible filter with a Letter of Medical Necessity.
By Stephen EvangelistaWater-treatment researcher · How we verify eligibility · Updated June 16, 2026