Are Service Animals Tax Deductible? Itemizing and the 7.5% Floor

Yes, service animals are tax deductible. The IRS treats the costs of buying, training, and maintaining a legitimate service animal as medical expenses, which means they can reduce your federal tax bill if you itemize on Schedule A and your total medical costs for the year exceed 7.5% of your adjusted gross income. Food, veterinary care, grooming, and training all count alongside the purchase price. The two hurdles are real, though, and plenty of taxpayers find their actual deduction smaller than they expected once they run the numbers.

Which Animals Qualify

IRS Publication 502 allows a deduction for the costs of buying, training, and maintaining “a guide dog or other service animal to assist a visually impaired or hearing disabled person or a person with other physical disabilities.”¹ That covers guide dogs, hearing-alert dogs, mobility-assistance dogs, seizure-response dogs, and other animals trained to perform specific tasks tied to a physical condition.

Psychiatric service animals sit in a grayer area. The service animal paragraph references “physical disabilities,” but Publication 502’s general rule for medical expenses covers costs “primarily to alleviate or prevent a physical or mental disability or illness.”² And 26 U.S.C. § 213 defines deductible medical care as amounts paid for the “diagnosis, cure, mitigation, treatment, or prevention of disease.”³ A dog trained to perform specific tasks for PTSD or severe anxiety can plausibly fit, but expect more IRS scrutiny and keep unusually thorough documentation linking the animal’s trained tasks to your diagnosed condition.

Emotional Support Animals Do Not Qualify

An emotional support animal that provides comfort simply by being present is not a service animal in the IRS’s eyes. Publication 502 lists “guide dog or other service animal” as a deductible expense and makes no mention of emotional support animals.¹ The dividing line is task-specific training. A dog that nudges its owner during a panic attack or retrieves medication qualifies. A dog that makes someone feel calmer just by sitting nearby does not, however genuine the benefit. The IRS won’t bend on this distinction.

What You Can Deduct

Once your animal meets the definition, the range of deductible costs is broader than most people expect. Publication 502 allows “any costs, such as food, grooming, and veterinary care, incurred in maintaining the health and vitality of the service animal so that it may perform its duties.”¹

Purchase price. A professionally trained service dog typically costs between $15,000 and $50,000 depending on the type of work it performs. The full acquisition cost counts as a medical expense in the year you pay it.
Training fees, including initial training and later refresher work or new-task training as your condition changes.
Veterinary care: routine checkups, vaccinations, emergency treatment, and preventive medication.
Food, including a specialized diet if the animal needs one.
Grooming that keeps the animal in working condition.

Every cost must be unreimbursed. If insurance, a nonprofit, or another source covers part of an expense, you can only deduct what you actually paid.

How the Deduction Actually Works

Service animal costs don’t produce a dollar-for-dollar tax cut. Two separate hurdles stand between you and the deduction.

You Must Itemize

Medical expenses go on Schedule A, which means giving up the standard deduction.⁴ Itemizing only pays off when your total itemized deductions across all categories beat the standard deduction for your filing status. For tax year 2026, that’s $16,100 for single filers and those married filing separately, $32,200 for married joint filers, and $24,150 for head of household.⁵ Those are high bars. Taxpayers who already itemize because of mortgage interest or state taxes clear them more easily than someone whose only major deduction is a service animal.

The 7.5% AGI Floor

Even after you clear the itemizing threshold, only the portion of your total medical expenses above 7.5% of your adjusted gross income actually deducts.³ Put concretely: at an AGI of $60,000, the first $4,500 of medical expenses gives you nothing. If your service animal plus other qualifying medical bills totals $12,000, you deduct $7,500.

This floor is why higher-income taxpayers with modest medical bills often see little benefit. Someone earning $120,000 doesn’t see any deduction until medical costs pass $9,000. The year you buy a service animal is usually the best year to claim, because the purchase price alone can push you well past the floor.

Paying Through an HSA or FSA

If you have a Health Savings Account or Flexible Spending Arrangement, service animal expenses qualify for tax-free reimbursement from those accounts. That includes purchase, training, food, veterinary bills, and grooming.² Because HSA and FSA contributions are already pre-tax, you get an immediate benefit without needing to itemize or clear the 7.5% floor.

The trade-off is that anything reimbursed through an HSA or FSA can’t also be claimed on Schedule A.² No double-dipping. For taxpayers who won’t clear the itemizing threshold anyway, routing service animal costs through an HSA or FSA is often the more practical move. Check your account balances and contribution limits before deciding.

When the Animal Belongs to a Spouse or Dependent

You aren’t limited to your own service animal. The statute allows deductions for medical expenses paid for your spouse or anyone who qualifies as your dependent.³ If you’re paying for a service dog that assists your child with autism or a spouse with a mobility impairment, those costs go on your return under the same rules. The animal still has to meet the IRS’s service animal definition, and the 7.5% floor still applies to your household’s combined medical expenses.

Records That Hold Up

The IRS doesn’t want documentation with your return, but it expects you to produce it if asked. Publication 502 states: “You should keep records of your medical and dental expenses to support your deduction.”² For a service animal, that means two things.

First, a written statement from your doctor or licensed healthcare provider explaining that the service animal is needed to treat your diagnosed condition. This letter should name the condition, describe the tasks the animal performs, and state that the animal is necessary for your treatment or daily functioning. Without something like it, you’re relying on the IRS to take your word during an audit.

Second, itemized receipts for every expense: the purchase contract, training invoices, vet bills, food receipts, and grooming costs. Each should show date, amount, provider, and a description. A running spreadsheet or log makes tax preparation easier and gives you a single document if the IRS has questions. Training records deserve extra care. Keep invoices from professional trainers that describe what the animal was taught to do; if you train the animal yourself, log the hours and specific tasks practiced. The clearer the link between each dollar and the animal’s medical function, the less room the IRS has to reclassify anything as a personal pet expense.

1
Internal Revenue Service. Publication 502 (2025), Medical and Dental Expenses – Section: Guide Dog or Other Service Animal
2
Internal Revenue Service. Publication 502 (2025), Medical and Dental Expenses
3
Office of the Law Revision Counsel. 26 US Code 213 – Medical, Dental, Etc., Expenses
4
Internal Revenue Service. About Schedule A (Form 1040), Itemized Deductions
5
Internal Revenue Service. IRS Releases Tax Inflation Adjustments for Tax Year 2026, Including Amendments From the One, Big, Beautiful Bill