Are urological catheters, catheter trays, supplies, and replacement parts exempt from Texas sales tax as prosthetic devices?

Plain-English summary

A taxpayer wrote to the Comptroller in April 1992 asking whether a urological catheter (used as an incontinence device) is taxable under Texas sales tax. The Comptroller's response is short and unambiguous: urological catheters, catheter trays, the supplies used with them, and their replacement parts are all exempt from Texas sales tax because they qualify as prosthetic devices under Tex. Tax Code § 151.313(a)(4).

Notably, the ruling states that no prescription is required for a buyer to purchase these items tax free — the prosthetic-device exemption applies regardless of whether a doctor has prescribed the item. This distinguishes the exemption for these urological supplies from some other medical-item exemptions that do require a prescription.

The letter also addresses what happens if tax was mistakenly collected on these items: the supplier can refund the tax directly to the customer and then seek reimbursement from the Comptroller's office, following the refund procedures in 34 Tex. Admin. Code Rule 3.325(b)(1) and (2).

The stub's inherited title referenced "Ureteral Stents" and devices "Implanted On Temporary Basis," but the ruling's actual text discusses only urological catheters, catheter trays, supplies, and replacement parts — it never mentions ureteral stents or implantation. The corrected subject_title here reflects what the letter actually says, rather than the possibly-stale STAR search-result heading.

What this means for you

Medical supply retailers and distributors

If you sell urological catheters, catheter trays, related supplies, or replacement parts in Texas, you should not collect sales tax on these items — they are exempt prosthetic devices under § 151.313(a)(4), and you don't need to see a prescription before honoring the exemption.

Consumers and caregivers purchasing incontinence supplies

You are entitled to buy urological catheters and related supplies tax free in Texas without a doctor's prescription. If a retailer charged you sales tax on these items, you can ask the seller for a refund, which the seller can then recover from the Comptroller.

Accountants and tax professionals

This letter is a useful, concise citation for the proposition that Texas's prosthetic-device exemption under § 151.313(a)(4) does not carry a prescription requirement for urological catheters and related supplies — helpful when advising medical supply clients on point-of-sale tax treatment.

Common questions

Q: Do I need a doctor's prescription to buy a urological catheter tax free in Texas?
A: No. The ruling explicitly states a prescription is not necessary for urological catheters, catheter trays, supplies, and replacement parts to be purchased tax free as prosthetic devices.

Q: What if I already paid sales tax on a urological catheter or related supplies?
A: Your supplier may refund the tax you paid and then request reimbursement from the Comptroller's office under 34 Tex. Admin. Code Rule 3.325(b)(1) and (2).

Q: Does this exemption cover catheter trays and replacement parts, or just the catheter itself?
A: It covers all of them — the ruling exempts urological catheters, catheter trays, supplies, and replacement parts as prosthetic devices.

Q: Does this letter mention ureteral stents?
A: No. Despite the inherited title referencing ureteral stents and temporary implantation, the ruling's actual text addresses only urological catheters (incontinence devices), catheter trays, supplies, and replacement parts.

Citations and references

Statutes:

• Tex. Tax Code § 151.313(a)(4) (exemption for prosthetic devices)
• 34 Tex. Admin. Code Rule 3.325(b)(1)-(2) (refunds, interest, and payments under protest)

Source

• STAR search: https://star.comptroller.texas.gov/search?doc_type_code=L&tax_type_code=SST
• Opinion: https://star.comptroller.texas.gov/view/9205L1182E13

Original ruling text

May 21, 1992

Dear **:

Thank you for your letter dated April 18, 1992 regarding the taxability of a
urological catheter (incontinence device).

Urological catheters, catheter trays, supplies, and replacement parts are
exempt from tax as prosthetic devices. Texas Tax Code sec. 151.313(a)(4). A
prescription is not necessary for the items to be purchased tax free.

Your supplier may refund tax you have paid on these items and then request a
refund from this office. Please refer to Rule 3.325(b)(1) and (2), Refunds,
Interest and Payments Under Protest.

This opinion is based on the facts presented. Different facts, though similar,
might lead to different answers. If you have any questions, feel free to write
or call me at 1-800-531.5441, extension 5-0330, or 512/463-4600.

Sincerely,

Bettie Peterson
Tax Administration Division