Business or Personal? The IRS Draws a Hard Line (And Most People Don't Like Where It Lands)

Every tax season I get the same questions:

"Can I deduct my suits? My dentist said Invisalign would boost my confidence on camera. That's business, right?"

"I literally couldn't run my company without therapy. Why isn't that a business expense?"

"My dog guards my home office. That counts…doesn't it?"

Here's the uncomfortable truth:

Most "it helps my business" expenses die the moment they provide any personal benefit.

And the IRS is brutal about this. Not emotional. Not flexible. Just a cold application of §162: ordinary, necessary, and not personal.

Today's issue breaks down the categories people get wrong every year—and why the IRS shuts them down almost every time.

Let's get into it.

Clothing: The Pevsner Test Almost Always Kills the Deduction

Business attire feels like it should be deductible. Your firm requires suits. Your on-camera work demands you look sharp. The logic is clean.

But tax law isn't built on vibes.

The Pevsner case created a three-part test. To deduct clothing, ALL must be true:

• Required for your job
• Not adaptable to everyday wear
• Not worn off-duty

Miss one—and it's over.

That's why:

• Lawyers lose
• Newscasters lose
• Executives lose

But nurses win. Scrubs, lab coats, non-streetwear uniforms? Deductible.

If it can hit a restaurant brunch without raising eyebrows, it's not a business expense.

Cosmetic Work: Only Deductible When It's…Not Cosmetic

The IRS treats cosmetic improvements as personal, even if your appearance directly affects your income.

The guidance is blunt: if the purpose is aesthetic, you can't deduct it.

There are two types of cases here:

The normal ones
Hair transplants, teeth whitening, Botox, veneers. All personal, even if your business benefits.

The extreme outlier
The only famous exception: Hess (aka "Chesty Love"), an exotic dancer whose surgically enlarged 56FF implants:

• Damaged her health
• Created a "grotesque appearance"
• Functioned only as a "stage prop"
• Increased her earnings
• Were planned for removal after retirement

So unusual the court practically begged readers not to treat it as precedent.

Unless your procedure harms you, humiliates you, and is useless outside your act…you're not Chesty Love.

Childcare: The IRS Rejects the "But-For" Logic

This is the toughest one for parents.

You need childcare so you can work. Working generates income. Therefore childcare is a business expense…right?

The tax court has said "no" for 85 years.

In Smith v. Commissioner (1939), the court warned that this argument would make everything deductible:

• Food
• Shelter
• Clothing
• Healthcare

Because "but for" them, you couldn't work.

The law hasn't budged. Childcare is personal. Your options are limited to:

• Child & Dependent Care Credit (small)
• Dependent Care FSA (also small)

Therapy, Gyms, Wellness: Helps Your Business = Not Enough

Yes—your therapist makes you a better leader.
Yes—your gym membership gives you energy.
Yes—your retreat unlocked mental clarity.

But the IRS cares about one question:

Does it also benefit your personal life?
If yes, it's nondeductible.

The only category of people who sometimes win here: pro athletes.

The courts allowed Sugar Ray Robinson to deduct training facilities. The IRS settled with Lamar Odom on personal trainer expenses. Why? Because physical conditioning is the business itself.

For the other 99.9% of taxpayers, wellness is personal.

Makeup and Haircuts: Always Personal Unless It's a Literal Costume

The courts have rejected:

• Manicures
• Haircuts
• Skin care
• Teeth whitening
• Makeup

Even when the taxpayer is on camera every day.

To qualify, the look must be a costume—special effects makeup, production-specific styling, character-specific modifications.

If you bought it at Nordstrom, Ulta, or CVS, the IRS considers it personal.

Pets: Guard Dogs and Junkyard Cats Are Real—But Rare

Most pet deductions fail because the animal lives at home and behaves like…a pet.

Courts shut down:

• Family dogs labeled "security assets"
• Cats "patrolling" the house
• Any animal with a personal role

But business-purpose animals can qualify with evidence:

Allowed (with proof):
• Junkyard cats used to deter snakes/rats
• Guard dogs living at the shop
• (Service animals used for medical needs can be deductible as medical expenses, not business expenses)

The key test: If the animal comfortably fits into your personal life, the expense is personal.

Documentation: The Line Between "Allowed" and "Nice Try"

On the rare occasions these deductions work, the taxpayer has airtight evidence:

• Photos
• Written business purpose
• Third-party validation
• Receipts and payment proof
• Employer or industry requirements

If your case is unusual, documentation is your only defense.

TL;DR

The IRS disallows most things that mix business benefit with personal benefit.

Clothing: fails if adaptable to streetwear
Cosmetic work: personal unless medically necessary
Childcare: always personal
Therapy/gym: personal unless you're a pro athlete
Makeup/hair: personal unless it's a costume
Pets: only if used exclusively for business

The through-line is simple:

If it helps your life, it's not a business deduction.

See you next week. If you want more high-precision guidance on entity structure, deductions, and audit-proofing your tax strategy, join the list for my upcoming Tax Operating System.