Rental property tax deductions that feel illegal (but aren’t)

Renting out your home sounds like the kind of thing the IRS would want a piece of. Usually, it takes its share. But sometimes, strangely enough, it doesn’t. 

Whether you’re renting your home for a big weekend or managing an investment property, there are some surprisingly generous tax deductions. And yes, they’re all perfectly legal.

Cash in on the 14-day rule

Under Section 280A(g), you can rent your residence for fewer than 15 days per calendar year without reporting that rental income on your federal tax return. It’s called the Augusta Rule, named after Augusta, Georgia, and the homeowners who rented out their houses during the Masters golf tournament. 

It gets even better. There’s no dollar cap. The rule counts days, not dollars. So, if a festival comes to town and you rent your house out for $500 for 10 nights, that’s $5,000 you don’t have to report as rental income. Not a bad take for temporarily moving back in with your parents. 

But (you guessed it) there are strings attached. The property must be a home you use personally, and you have to charge a fair rental price. You also can’t deduct rental expenses associated with those days. And before you start listing your house on Airbnb for the summer, note that normal reporting rules apply if you rent it out for 15 days or more.

Don’t overlook these common deductions

Now, if longer-term rentals are more your speed, you can lower rental income taxes by deducting ordinary and necessary expenses. Think advertising, insurance, property management fees, utilities, legal fees, and maintenance. Those bills can be painful, but they hurt a little less when they reduce taxable rental income. 

Mortgage interest and real estate taxes may also qualify, but your mortgage principal? Nice try. Paying back what you borrowed doesn’t count as a deduction. 

Repairs can also be deducted, but there’s a difference between a repair and an improvement. Fixing a broken faucet is a deductible repair. Remodeling a ‘90s-era kitchen to bring it into the 21st century is an improvement with costs that are recovered over time. 

And those are just the obvious deductions. To get some of the bigger tax breaks, you need to look beyond your everyday expenses. 

See how your rental property could unlock even more tax savings. 

You don’t always have to wait for the write-off

Here’s the ridiculously slow part about rental property depreciation. Residential rental buildings are generally depreciated over 27.5 years. That’s a long time to sit back and wait.

Enter cost segregation. 

Instead of treating everything as part of the building, cost segregation identifies components that qualify for shorter depreciation schedules of five, seven, or 15 years. Things like carpeting, fences, and landscaping may qualify. The result is that you’ll get larger deductions sooner instead of small deductions over a longer period. (And let’s face it – that carpet’s already hanging on by a thread.) 

Some qualifying components (like appliances and furniture) may even be eligible for 100% bonus depreciation if they were acquired and placed in service after January 19, 2025. In other words, the item’s full cost could be deductible in the first year. 

But cost segregation doesn’t mean you can just roam through your property assigning random values to every doorknob and fence post. A cost segregation study can help identify and document eligible components. And these don’t exactly come cheap – studies for smaller properties may cost around $2,000 to $5,000, while larger properties may cost considerably more. 

Accelerating depreciation can also affect the taxes you owe when you sell the property, including possible depreciation recapture. In non-tax speak, that means the IRS can tax you on those deductions you scooped up earlier. Talk about a buzzkill. 

This strategy isn’t for everyone, so it’s worth tapping a tax professional before you shell out thousands for a study. 

Renting out part of your home has its perks

Who says you even need a second property to claim rental deductions? Your spare bedroom, a basement apartment, or one side of a duplex may qualify, too.  

If your home does double duty, you can allocate eligible costs between personal and rental use. This might include mortgage interest, property taxes, and insurance – you know, the same things we talked about earlier. 

To allocate these costs, the IRS accepts reasonable methods like square footage or the number of rooms. So, if you rent a bedroom that takes up 10% of your home’s square footage, you may be able to claim 10% of certain expenses as rental deductions. And if you spend $300 painting only that room, that cost may be fully deductible. 

But you can’t deduct costs for your whole house just because someone is living in your basement. And you can forget about writing off your beach vacation – vacation homes that are used for both personal getaways and rentals have additional rules and limits.

All of these strategies are legal, but each comes with very specific eligibility requirements. Some also affect your taxes later, especially when it’s time to sell. You’ll also need to document everything. Keep records of rental income, rental days, operating expenses, and improvements. Track what you spend, what you rented, and when assets were acquired. And organization is important, too, so a shoebox full of mystery receipts isn’t going to cut it. 

Before making a big move, consider talking with a tax professional about what strategies actually apply to your situation. Not knowing the rules is what turns a legitimate hack into an expensive tax mistake.