Mark J Kohler Blog | America's Small Business Tax Expert

Short-Term Rentals Can Build Wealth. They Can Also Burn You.

Written by Mark J. Kohler | Apr 28, 2026, 4:00:02 PM

Short-term rentals can be an incredible wealth-building tool, but they can also turn into a very expensive mistake if you jump in for the wrong reasons. A lot of investors get excited about Airbnb and VRBO after hearing about big write-offs and tax strategies, and they’re ready to go buy a property tomorrow. Sometimes that works. A lot of times it doesn’t, because there are landmines they don’t see coming. I'm an owner of multiple short-term rentals, and I love this strategy. But every piece has to line up.

Start Here Before You Even Think About Taxes

The first question I ask every client is simple. Forget the tax benefits for a minute. Does the investment actually make sense?

Short-term rentals are not automatic wins. They can generate strong cash flow, significant depreciation, and in the right circumstances, appreciation. But none of that is guaranteed. One of the biggest mistakes I see is people assuming that if it’s an Airbnb, it must be a great deal. That’s not how this works.

You need to run a real analysis. Look at your cash flow, your return on investment, and how much capital you’re putting into the deal. Then stress test it. What happens if occupancy drops? What happens if pricing softens? If the deal doesn’t work without the tax strategy, it’s not a good deal.

And this whole strategy begins before you even make an offer on a property, not when it's the end of the year and you're ordering a cost segregation study and breaking the news to your accountant. Get your accountant and your tax lawyer involved early on. Look at your entire tax situation and make sure you've got a good, asset-protected tax strategy coordinated with your overall financial plan.

The Good, the Bad, and What People Ignore

There’s a reason this strategy gets so much attention. When it works, it can be powerful.

The upside includes:

  • Strong cash flow potential
  • Significant depreciation benefits
  • Possible long-term appreciation

But there’s another side to this that gets glossed over.

You’re dealing with:

  • Fluctuating occupancy and seasonal demand
  • Upfront costs to furnish and prepare the property
  • Ongoing coordination with cleaners, repairs, and maintenance
  • Pricing strategy that requires constant adjustments

This is not a set-it-and-forget-it investment. It’s a small business. In that first year, you may be doing yard work, painting, furnishing the property, setting it up on Airbnb, getting the bedding and kitchen supplies ready, and preparing for your first guests. That's real work, and it's part of what you're signing up for when you take on this strategy.

The Tax Strategy Everyone Is Chasing

The tax benefits are real, but they’re often misunderstood. You need a full picture of how short -erm rentals are taxed. What people call the short-term rental “loophole” comes down to two things: qualifying as a short-term rental and materially participating in the property. If you hit both, you can accelerate depreciation and use those losses against other income, including your W2.

That’s what makes this different from long-term rentals. You don’t need to qualify as a real estate professional to unlock those losses. But you do need to follow the rules.

Step One: Qualify as a Short-Term Rental

To qualify, you need to pass two tests.

First, your average guest stay must be seven days or less. This is calculated by dividing total rental days by the number of separate customer stays. If your average creeps above seven days, you may no longer qualify under this particular exception to the passive rental activity rules.

Second, you need to be careful about providing substantial services. You’re not running a hotel. No daily cleaning, no meals, no concierge services. Keep it simple. Guests come, they stay, you clean after they leave.

A lot of owners are tempted to add services to increase revenue, but doing that too early can change how the activity is classified and taxed. If you want the tax benefits, you have to play by the rules.

Step Two: Material Participation Is Not Optional

You need to materially participate, and for many short-term rental owners, the more-than-100-hour test is the most practical. You must put in more than 100 hours and more time than any other individual working on the property. That time needs to be real and documented.

Qualifying activities can include:

  • Inspecting the property as part of its operations
  • Furnishing and setting it up
  • Repairs, cleaning, and qualifying operational work
  • Managing contractors and on-site work

What does not generally count:

  • Browsing listings online
  • Attending workshops
  • Passive oversight

If you buy the property and immediately hand it to a manager, this strategy does not work the way you think. Be careful about hiring a property manager too early in the process. Their hours are going to start adding up on the spreadsheet compared to yours and your spouse's, if you're married. And don't forget about the handymen, landscapers, and everybody else working on the property. You need to know how much time they're putting in, too.

Here's a pro move: Create a contemporaneous log, one for the time you and your spouse are putting in and another for every worker who comes onto the property. Calendar the entries and put in detailed descriptions of what everybody did. I've actually sat across the table from an IRS agent fighting over material participation for a client, and we won. But you've got to have the records to back it up. If you get audited, you don't want to be trying to reconstruct your hours after the fact.

What the Tax Benefit Can Look Like

This is why the strategy gets so much attention. Let’s say you buy a property for $500,000, put down $100,000, and spend another $40,000 getting it ready. After a cost segregation study, you might accelerate a large portion of the depreciable building basis into faster depreciation.

Depending on the property and the applicable depreciation rules, that can create a substantial first-year deduction. But a cost segregation study isn't one of the qualification tests for the short-term rental strategy. It's often the engine that creates the large depreciation deduction by identifying components that can be depreciated over shorter periods.

That’s the opportunity. But again, it only works if the property qualifies and you meet the participation requirements. And you've got to calculate your potential tax savings on the front end, before you put in all the work to pull this off. Make sure the numbers are actually going to work on your tax return.

The Pitfalls That Can Kill the Deal

There are a few risks to be aware of, and local regulations are a big one. Cities and HOAs are becoming more aggressive about short-term rentals. You can run into permit limits, zoning restrictions, occupancy caps, and special taxes. Many investors don’t discover this until after they close.

You also need a fallback plan. If short-term rentals don’t work in your area, can the property function as a long-term rental? It may not perform the same, but it shouldn’t be a disaster.

Here's some good news. You don't necessarily have to keep putting in the same level of work every year. You might focus on the property for a couple of months, get it ready for guests, materially participate, and qualify for the deduction in that first year. Then, in year two, you could hire a property manager or even turn it into a long-term rental. You just need to understand that the activity and its tax treatment are evaluated each year, and changing how you operate the property can affect future deductions.

Another issue is passive losses. If you don’t meet the requirements, your losses don’t disappear, but they may be suspended and carried forward under the passive activity rules. You don’t get the immediate benefit you were expecting.

And be careful about personal use. If you or your family spend too much time using the property as a vacation home, you can run into additional tax limitations. You can't simply call every visit a work trip. If you're staying at the property to work on it, make sure you're actually doing the work and keeping that same detailed log.

Another issue is passive losses. If you don’t meet the requirements, your losses don’t disappear, but they get carried forward. You don’t get the immediate benefit you were expecting.

The Personal Side of Short-Term Rentals

This strategy requires involvement, and that’s not for everyone. You’re going to be working on the property, managing it, improving it, and staying engaged. For some people, that’s a deal breaker. For others, it’s part of the appeal.

There can also be unexpected benefits. For some families, this becomes a shared project. It creates time together, builds something tangible, and teaches valuable skills along the way.

My wife Patti and I have worked on a couple of short-term rentals together over the last few years, and we even had one where we involved our adult children in a lot of the remodel. It was a pretty neat experience. Think of it as a family project, especially if you have a spouse or children who want to be involved. You can have a great experience working together, furnishing the property, and thinking about what kind of experience you want your renters to have.

And remember, it's not just about the tax savings. You're building a quality investment that can generate cash flow and equity, while potentially teaching your family some financial literacy along the way.

You have to be honest with yourself about whether the lifestyle is something you actually want.

A Simple Checklist Before You Move Forward

Before you buy a short-term rental, ask yourself:

  • Does the deal make sense without the tax benefits?
  • Am I willing to put in the time to qualify for the strategy?
  • Do I understand local regulations and restrictions?
  • Do I have a fallback plan if things change?
  • Am I prepared to actively manage this investment?
  • Have I talked with my accountant or tax lawyer before making an offer?
  • Am I prepared to track my hours and the hours of everyone else working on the property?
  • Have I calculated the potential tax savings before committing to the investment?

If you can’t answer those clearly, you’re not ready yet.

The Bottom Line

Short-term rentals can be a powerful way to build wealth and create meaningful tax savings, but only when they’re approached with the right expectations and the right structure. The biggest mistakes don’t come from the strategy itself. They come from rushing in and chasing tax hype instead of building a solid investment first.

If you’re thinking about getting into short-term rentals or already own one and want to make sure your strategy is structured correctly, book a Comprehensive Tax and Business Consultation with my law firm, KKOS Lawyers. We can look at the property, your tax strategy, business structure, and asset protection plan together so you know what you’re getting into before an expensive mistake forces you to figure it out.

Don’t wing it. Get the strategy and structure right before you buy.

 

 

Frequently Asked Questions

Do I Need an LLC for My Short-Term Rental?

No, but I strongly recommend considering one for liability protection. The right structure depends on your state, financing, and overall asset protection plan. Remember, an LLC doesn't automatically change how your rental income is taxed.

Can I Use a Short-Term Rental That I Already Own for This Tax Strategy?

Absolutely. An existing property can qualify if it meets the requirements for the tax year. You may also have opportunities to claim depreciation deductions, but you'll need to review the property's tax history and any depreciation already taken.

Do I Have to Buy a Short-Term Rental in the State Where I Live?

No. You can invest in another state, but you'll need to understand its rental regulations, licensing requirements, and tax obligations. You'll also need a reliable plan for managing the property from a distance.

Can I Finance a Short-Term Rental, or Do I Have to Pay Cash?

You can absolutely finance it. In fact, financing allows you to control a larger asset with less upfront capital. Just remember that your depreciation deductions are generally based on the property's eligible tax basis, not how much cash you put down.

What Happens to My Depreciation Deductions When I Sell the Property?

You may face depreciation recapture and capital gains taxes when you sell. A 1031 exchange could help defer certain taxes if you qualify. That's why it's important to plan your exit strategy before taking a large depreciation deduction.