Is an above-ground swimming pool exempt from Texas sales tax if a doctor prescribes water exercise in it as physical therapy?

Plain-English summary

A taxpayer whose doctor prescribed water exercise in a swimming pool as therapy for psoriatic arthritis and obesity asked whether an above-ground swimming pool purchased for that purpose was exempt from Texas sales tax. The Comptroller's answer was no: a swimming pool does not qualify for the therapeutic-device exemption in Tex. Tax Code § 151.313(a)(5) and Rule 3.284(c)(8), regardless of the doctor's prescription.

The letter doesn't walk through the reasoning in detail, but the result is consistent with how Texas treats the therapeutic-device exemption generally: it's aimed at devices specifically designed and used for a medical/therapeutic purpose (things like braces, wheelchairs, or other equipment squarely within the exemption's defined scope), not general-purpose consumer items that happen to be used therapeutically on a doctor's advice.

What this means for you

Individual consumers with a physician's prescription

A doctor's prescription, by itself, does not turn an otherwise-ordinary consumer item like a swimming pool into a tax-exempt "therapeutic device." The exemption is limited to items that actually meet the definition in Rule 3.284(c)(8) — check that definition (or ask a tax professional) before assuming a prescribed purchase is automatically exempt.

Pool retailers and installers

You should charge sales tax on above-ground swimming pool sales even when the customer presents a doctor's prescription for water therapy — this letter confirms the therapeutic-device exemption doesn't reach pools.

Accountants and tax professionals

This is a useful data point on how narrowly Texas construes the therapeutic-device exemption: a legitimate medical prescription for a specific therapeutic use isn't enough on its own if the item itself doesn't fall within the defined category of exempt devices under Rule 3.284(c)(8).

Common questions

Q: Does a doctor's prescription make an item exempt from Texas sales tax?
A: Not automatically. This ruling shows that even a documented medical prescription for a specific therapeutic use doesn't exempt an item that isn't itself a qualifying "therapeutic device" under Rule 3.284(c)(8).

Q: Are any medical devices exempt from Texas sales tax?
A: Yes — Tex. Tax Code § 151.313(a)(5) exempts certain therapeutic devices prescribed by a physician, but a swimming pool doesn't fall within that category per this ruling.

Q: Can I rely on this letter for my own situation?
A: Only the taxpayer to whom this letter was issued can use it as the basis of a detrimental-reliance claim, and the answer is based on the specific facts submitted (psoriatic arthritis/obesity, above-ground pool). Other facts could lead to a different result, though the therapeutic-device exemption's narrow scope is unlikely to vary based on the specific prescribed condition.

Citations and references

Statutes and rules:

• Tex. Tax Code § 151.313(a)(5) — exemption for physician-prescribed therapeutic devices
• 34 Tex. Admin. Code Rule 3.284(c)(8) — defines the scope of exempt therapeutic devices; a swimming pool falls outside it

Source

• STAR search: https://star.comptroller.texas.gov/search?doc_type_code=L&tax_type_code=SST
• Opinion: https://star.comptroller.texas.gov/view/9911858L

Original ruling text

November 5, 1999

Email:

Dear **:

Thank you for your letter we received by fax November 1, 1999, concerning the
purchase of an above ground swimming pool under a prescription from your
doctor.

Although your doctor has prescribed water exercise in a swimming pool as
therapy for your psoriatic arthritis and obesity, a swimming pool does not
qualify for exemption from the tax as a therapeutic device as defined in Texas
Tax Code 151.313(a)(5) and Rule 3.284(c)(8).

The State Tax Automated Research system, which provides viewing and downloading
of edited letter rulings, hearings, AG Opinions, etc., may be accessed on the
Internet at: http://www.window.state.tx.us/

This opinion is based on the facts you submitted and current law. Other facts
though similar, may result in different answers.

If you have any questions or need more information, I'll be glad to help you.
Please call me toll free at 1-800-531-5441, extension 5-0330. The direct line
is 512/475-0330. You may also write to Tax Policy Division, Comptroller of
Public Accounts.

Sincerely,

Bettie Peterson
Tax Policy Division