$293,562
in Year 1 DepreciationShort-term rental · Arizona
“The team handled everything smoothly. CPA approved.”
Own a Short-Term Rental? Your Property May Be Sitting on Major Depreciation Opportunities
If you own an Airbnb, Vrbo, cabin, condo, beach house, or furnished short-term rental, a cost segregation study may help your CPA accelerate depreciation and support your STR tax strategy.
- Built for Airbnb, Vrbo & vacation rental owners
- CPA-friendly depreciation reports
- IRS-compliant cost segregation studies
- Free proposal in 5 hours
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from 12,000+ investors
Most STR Owners Focus on Bookings — But Miss Depreciation Planning
Many short-term rental owners spend their time optimizing nightly rates, maximizing occupancy, coordinating cleaning, and securing 5-star guest reviews. However, they may miss major depreciation opportunities hidden inside the property itself. Without a proper cost segregation study, eligible components may be depreciated too slowly over the standard residential lifespan.
What Is the STR Loophole?
The "STR loophole" is an informal term for a tax strategy involving average guest stays, material participation, passive activity rules, depreciation, and meticulous documentation. When structured correctly and supported by facts, it may allow some STR losses to be treated as nonpassive.
Average Guest Stay
The average period of customer use is critical. Keeping the average guest stay to 7 days or less is generally the first requirement to avoid default passive rental classification.
Material Participation
Avoiding rental classification isn't enough; you must also prove regular, continuous, and substantial involvement in the operations of the property.
Strong Documentation
This strategy relies on evidence. You must maintain time logs, reservation data, invoices, and professional reporting to support your tax position.
The 7-Day Rule: A Key STR Qualification Point
The 7-day rule focuses on the average guest stay during the tax year, not just the type of listing platform you use. Simply listing on Airbnb does not automatically qualify you.
If guests use the property for an average of 7 days or less during the year, the activity may fall outside the standard rental definition for passive activity rules.
The Core Formula
Total Guest Nights ÷ Total Bookings
= Average Guest Stay
= Average Guest Stay
Example:
220 guest nights ÷ 40 bookings = 5.5 days average stay
Owner Participation Checklist
- Guest communication & support
- Pricing decisions & strategy
- Calendar management
- Vendor & cleaner coordination
- Supply ordering & inventory
- Listing updates & marketing
- Bookkeeping & expense tracking
- Repairs & maintenance coordination
Short Guest Stays Alone Are Not Enough
Even if your property meets the average stay requirement, you may still need to materially participate in the property's operations. This is the true gatekeeper of the strategy.
If a property manager, co-host, or cleaner logs more hours managing the business than you do, you may fail the material participation tests. The IRS requires you to be involved on a regular, continuous, and substantial basis.
Real Customer Results
$844,962
in Year 1 DepreciationMultifamily · Texas
“Five-hour proposal, my choice of virtual or on-site, and a fraction of other quotes.”
$98,166
in Year 1 DepreciationLaundromat · Utah
“Simple, clear, and the audit-support guarantee gave me real peace of mind.”
$3,377,433
in Year 1 DepreciationIndustrial · Utah
“Great service. Maximized depreciation. Would use again.”
$2,423,988
in Year 1 DepreciationOffice · Colorado
“Great study and customer service. Thank you guys.”
$972,886
in Year 1 DepreciationCar Wash · Nevada
“This is a no brainer. Saved a ton.”
Trusted by 10,000+ Clients
DC
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Daniel Cooper
★★★★★
I was referred by a friend who swore by this team—and now I see why. Their engineered study was impressively detailed, and their pricing was much better than other quotes I received. I had three properties reviewed and each study came with clear classifications, audit support, and outstanding customer service.
MT
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Madison Taylor
★★★★★
I’m a relatively new investor and was nervous about doing a cost segregation study. The team here was so knowledgeable and took the time to walk me through everything. They turned around the report faster than promised and helped me save nearly $90,000 on my taxes.
JB
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Joshua Bennett
★★★★★
From the first call to final delivery, Cost Segregation Guys made everything stress-free. They asked the right questions, handled everything with care, and gave me an engineer-level report that opened up over $300K in depreciation.
AL
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Amanda Lewis
★★★★★
Hands down the best service I’ve used this year. I own a few commercial properties and have done cost segregation before, but this was the most streamlined and affordable experience I’ve had. The pricing was fair, the team was friendly and patient, and the results were excellent.
CA
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Christopher Adams
★★★★★
These guys are top-tier professionals. The level of detail in their study blew me away, and they identified assets I never thought could be depreciated. Their communication was spot-on from start to finish.
BT
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Brian Thompson
★★★★★
This team is the real deal! I didn’t know much about cost segregation before, but they took the time to explain it clearly and showed me exactly how much I could save. The process was fast, easy, and the results were better than expected.
OD
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Olivia Daniels
★★★★★
I usually don’t leave reviews, but this experience deserves one. As a high W-2 earner, I needed every tax advantage possible, and this service delivered. The engineers were thorough and the study was tailored to my specific property.
JR
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Jonathan Reed
★★★★★
Cost Segregation Guys are truly professionals. I’ve been investing for over 15 years, and this was by far the most seamless study I’ve ever done. The report was delivered on time, audit-ready, and incredibly detailed.
EC
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Emily Carter
★★★★★
I was blown away by how easy and effective this process was. The team explained every detail, answered my questions, and delivered a detailed report that helped me save over $140K in taxes.
This May Be a Fit If You...
- You own or plan to buy a short-term rental
- You have high W-2 or active business income
- Your average guest stay is often 7 days or less
- You actively manage the property operations
- You keep strong, detailed records
- You work closely with a tax professional (CPA)
May Not Be Ideal If...
- You want fully passive, hands-off ownership
- You rely completely on a full-service property manager
- You have mostly long-term or mid-term stays
- You do not track your hours or keep documentation
A Simple STR Example
Imagine a taxpayer buys a furnished cabin for short-term rental use. The property is rented for 120 nights across 30 bookings, making the average guest stay 4 nights.
The owner actively manages pricing, guest messages, vendor coordination, supplies, and bookkeeping, satisfying material participation requirements.
A cost segregation study is performed, which identifies accelerated depreciation opportunities on the cabin's furnishings and improvements.
Result: Depending on the taxpayer's overall situation, at-risk rules, and proper reporting, this documentation may support a stronger CPA-led tax plan, subject to qualification.
How Cost Segregation Guys Helps STR Owners
We handle the complex engineering and analysis required to classify your property's assets correctly. We deliver an IRS-compliant report that your CPA can seamlessly integrate into your tax strategy.
Request Free Proposal1. Submit property details
Provide basic info about your STR purchase via our secure form.
2. Receive a free proposal
Get a no-cost, upfront estimate of potential depreciation in 5 hours.
3. We review your property
Our team analyzes property type, purchase details, and asset base.
4. Engineering study completed
We execute a compliant cost segregation study on your property.
5. Delivery to your CPA
Your CPA receives clear, actionable depreciation numbers.
Strong STR Tax Planning Starts With Better Records
Good documentation doesn't guarantee a tax result, but poor documentation can destroy one. Protect your strategy by keeping these records updated year-round:
Reservation reports
Average guest stay calculation
Owner participation logs
Expense receipts
Vendor & cleaner invoices
Airbnb/Vrbo exports
Cost segregation report
CPA review notes
Frequently Asked Questions
Yes, the "STR loophole" is based on real IRS tax rules regarding passive activity exceptions, though the phrase itself is informal. The legal outcome depends entirely on meeting average-stay requirements, material participation, at-risk limits, and proper tax reporting.
Not always. The short-term rental strategy may work independently from REPS when the activity is not treated as a standard rental activity (e.g., meeting the 7-day rule) and the taxpayer materially participates.
If the property satisfies the average-stay exception, you materially participate, and the losses are properly classified as nonpassive, they may potentially offset active income like W-2 wages. This is subject to qualification and CPA review.
No. A cost segregation study identifies faster depreciation opportunities. Actual tax savings depend on your overall income, passive/nonpassive treatment, at-risk rules, and future sale plans.
Possibly, but it carries risk for material participation. If a co-host or manager logs more hours working on the property than you do, you may fail the participation tests required for the strategy.
Maintain meticulous records all year, including platform reservation exports, detailed personal time logs (date, task, duration), cleaner/vendor invoices, expense receipts, and your engineering-based cost segregation study.
Ideally, before year-end or well in advance of your tax filing deadline. This gives your CPA ample time to accurately apply the accelerated depreciation schedules to your tax return.