Is There an Income Limit for the STR Loophole?

The $25,000 rental allowance phases out between $100k and $150k, but the short-term rental exception has no income cap. Here is what does limit a loss.

General information based on our understanding of the rules, not tax advice, and not a guarantee of accuracy. We are not CPAs. Speak to your own tax professional before acting on it.

No. The short-term rental exception in the passive activity rules has no income ceiling, and nothing in IRC §469 or its regulations reduces it as income rises. The figure owners are thinking of — a deduction that shrinks between $100,000 and $150,000 of income — belongs to a different provision, the $25,000 special allowance for rental real estate, which is relief inside the passive rules rather than a way out of them. Other parts of the code can still limit how much of a loss you use this year, but they are not income caps, and the gate that decides the whole question is hours.

Where the "income limit" idea comes from

IRC §469(i) allows certain taxpayers to deduct up to $25,000 of losses from rental real estate in which they actively participate, even though those losses are passive. The allowance is reduced by 50 cents for every dollar of modified adjusted gross income above $100,000, which means it reaches zero at $150,000. For a household with a large salary, that provision is simply unavailable.

Most general articles about rental losses are describing §469(i), because for long-term rentals it is the main relief available. Read one of those, then read that short-term rentals let a high earner deduct losses against wages, and the two facts appear to contradict each other. They do not. They are describing two separate routes.

Why the phase-out does not reach a non-passive short-term rental

The $25,000 allowance is a concession granted to a loss that is still passive. The short-term rental route does something different: it takes the activity out of the passive category altogether.

Treas. Reg. §1.469-1T(e)(3)(ii)(A) excludes an activity from the definition of "rental activity" when the average period of customer use is seven days or less. An activity that is not a rental activity is measured like any other trade or business, which means the question becomes whether the owner materially participates under one of the seven tests in Treas. Reg. §1.469-5T(a). If the answer is yes, the activity is non-passive, and IRC §469 generally does not limit the loss at all — so there is no allowance to phase out and no MAGI threshold to cross. The STR loophole guide walks through both conditions, and how an STR loss reaches W-2 income follows the same loss form by form.

One consequence cuts the other way and is worth knowing. Because a property with an average stay of seven days or less is generally not a rental activity, the $25,000 allowance usually is not available for it either, whatever your income. If you do not materially participate in that property, the loss is passive with no special allowance behind it. There is no partial credit for trying.

The limits that do apply at a high income

Clearing §469 is not the last hurdle. Several other provisions can limit a loss in a given year, and none of them is an income test in the sense owners mean:

Basis. You cannot deduct a loss beyond your basis in the activity. For a partnership interest this runs through IRC §704(d); for S corporation stock and debt, IRC §1366(d). Disallowed amounts wait for basis.
At-risk rules. IRC §465 limits losses to the amount you have economically at risk. Certain non-recourse financing does not count.
Excess business loss limitation. IRC §461(l) caps the aggregate business loss a noncorporate taxpayer may use against non-business income in one year. The threshold is adjusted for inflation, so confirm the current figure for the year in question rather than relying on an older article. An amount disallowed here is not lost; it generally carries forward as a net operating loss.
Net investment income tax. Whether income or loss from the activity enters the §1411 calculation depends on its character and on facts specific to the return. This one is genuinely technical, and it is a question for the person preparing your return.

The practical shape of all four is the same: they can defer a loss, and they apply from the top down rather than from an income threshold up.

Size, scrutiny and the log

What a large salary does change is the size of the number. The same loss is worth more at a higher marginal rate, so the dollar amount riding on the hours question is larger for a physician than for a household in the middle brackets — and the only thing standing behind that amount is the record of hours.

That matters for how the log is kept, not for whether the strategy is available. A return that moves a substantial loss against wages rests on a factual claim — that a specific person spent specific hours on specific work — and the regulations put the burden of establishing participation on the taxpayer. Treas. Reg. §1.469-5T(f)(4) says participation may be established by any reasonable means, and declines to require daily reports, but it also rejects a post hoc estimate offered without support. Larger numbers do not get more benefit of the doubt.

The real gate is hours, not income

For a single-property owner, the sequence that decides the year has nothing to do with AGI:

Is the average period of customer use seven days or less, computed from actual stays for the year? Check this on the booking platform, monthly.
Did you satisfy one of the tests in Treas. Reg. §1.469-5T(a) — most commonly the 500-hour test, or the 100-hour test with no other individual participating more?
Can you show it from records you kept at the time?
Do basis, at-risk and §461(l) leave room for the loss this year?

Only the fourth step has anything to do with the size of your income, and it is a timing question rather than a disqualification. The first three are the ones that decide whether the strategy applies, and the first three are the ones you control day to day. If you are unsure where your own numbers land, it is worth checking where you stand before the year closes.

What to write down

The record a high earner needs is not different in kind, only in discipline:

The date the work happened, entered that day or within a day or two, not reconstructed in March.
The property, by name, with hours kept separately per property unless there is a grouping election in place.
What you actually did, in a phrase specific enough that a stranger could picture it: "replaced kitchen faucet cartridge", not "maintenance".
Minutes, not round numbers. A day of nothing but 2.0 and 4.0 entries reads as an estimate.
Who else worked on the property, and roughly how long, because the 100-hour test turns on the comparison.
Corroboration where it exists: the parts receipt, the message thread, the photograph.

STR Tracker produces a printable year report that lists every entry with its date, property, activity and minutes, alongside per-property and per-activity totals, so the number on the return and the detail behind it travel together. Whatever you use, the point is the same: the record has to be built through the year, because it cannot be built afterwards.

Questions for your CPA

Given our income, does §461(l) limit how much of this year's loss we can use, and what carries forward?
Do we have enough basis and at-risk amount in the entity that holds the property?
Should these properties be grouped, and what does that do to the hours we need?
How does this activity interact with the net investment income tax on our return?
What would you want to see in the log if this year were examined?

If you are starting the record now rather than arguing about it later, set up your log and enter today first. Income does not decide this. Hours and the record of them do.