Aurelian tax blog
The short term rental loophole for W-2 earners, explained
It is not a gray area. It is two rules in the tax regulations working together. Meet both, and a rental loss can offset your salary.
The short answer
If the average guest stay is 7 days or less and you materially participate, the property is not treated as a rental activity. Its loss can offset W-2 income up to the yearly cap: $256,000 single or $512,000 married for 2026.
Why most rental losses can’t touch your salary
By default, the tax code walls off rental losses. They can only offset income from other rentals and from businesses you don’t run. Your salary sits on the other side of that wall.
The best known way around it is real estate professional status. That takes 750+ hours a year and more than half your working time in real estate. Most people with a full time job can’t meet it. The short term rental route doesn’t need it.
Rule one: an average stay of 7 days or less
Divide the total rented days by the number of stays, using that year’s actual bookings. At 7 days or less, the regulations say the property is not a rental activity at all. Listing settings don’t count. Real stays do.
Rule two: you materially participate
There are seven tests. Most owners use one of three:
- More than 500 hours in the year.
- Your work is substantially all of the work on it.
- More than 100 hours, and at least as much as any other person. Each cleaner counts on their own.
Your spouse’s hours count with yours. Log the date, the task and the time as you go. The STR Tax Tracker does it on your phone.
Where the big loss comes from
Regular depreciation on a building is small each year. A cost segregation study moves furniture, appliances, finishes and outdoor improvements into 5, 7 and 15 year classes. Under the 2025 tax law, those parts qualify for 100% bonus depreciation when acquired after January 19, 2025, so they come off in year one. How cost seg works
Example: a $1,000,000 home, 20% land, 25% reclassified, 4% furnishing and setup.
The year one write off is about $240,000. In the 37% bracket that is up to about $88,800 of federal tax, if both rules are met. Examples, not promises.
The yearly cap
The excess business loss rule limits how much W-2 and investment income the loss can offset each year: $256,000 single, $512,000 married for 2026. A high salary does not raise it. Anything above it carries forward. How the cap works
What trips people up
- Not live this tax year. The write off starts when it is furnished, listed and bookable, not at closing. Buying before year end
- A manager does most of the work. Then you are not the main operator. Full management works for cash flow, not the year one write off.
- One long booking. In a thin first year it can push the average past 7 days.
- Personal stays. More than 14 days, or more than 10% of the days rented, breaks it.
- No log. Hours rebuilt from memory are hard to support.
- Selling. Some of the depreciation comes back as recapture when you sell.
Does it work every year?
Both rules are checked each year. Year one is usually the big deduction. Later years have smaller regular depreciation, and a later year that misses a test does not undo year one.
Want to see your own numbers? Put in your income and home price. The Aurelian calculator applies the yearly cap.
Sources
- 7 day average stay, Treas. Reg. 1.469-1T(e)(3): ecfr.gov
- Material participation tests, Treas. Reg. 1.469-5T: ecfr.gov
- Real estate professional rule, IRC 469(c)(7): law.cornell.edu
- Personal use of a dwelling unit, IRC 280A(d): law.cornell.edu
- 100% bonus for property acquired after January 19, 2025: irs.gov
- IRC 461(l), excess business loss: law.cornell.edu. 2026 amounts, Rev. Proc. 2025-32: irs.gov
Last checked November 1, 2026.
Educational, not tax advice. Tax rules change and depend on your income, filing status, hours, how the property is used and your state. Nothing here is a promise of any deduction or tax result. BNB Portfolio is not a CPA firm, law firm, real estate broker or lender. We work with licensed agent partners and CPAs.