Worked Examples
Hypothetical: Passive Limits and Suspended Losses
A labeled hypothetical showing how a study's large first-year deduction may be limited by passive rules, with invented amounts and a suspended loss schedule.
Part of the Worked Examples With Hypothetical Numbers hub. See also the FAQ and the glossary.
Passive limits are easiest to understand with a picture. This example follows a hypothetical owner across three years.
The facts assumed
A hypothetical couple, filing jointly, owns two rentals. Property A is profitable before depreciation, generating $30,000 of net rental income before depreciation. Property B was recently purchased, and a study is being considered. The couple has high wage income from jobs outside real estate. Neither qualifies as a real estate professional. The small-landlord allowance is assumed unavailable because of their income level.
Without a study
Property A's depreciation is $12,000, so net income is $18,000. Property B's depreciation is $10,000, and it produces $4,000 of rental income before depreciation, for a loss of $6,000. Combined passive activities: $18,000 income minus $6,000 loss equals $12,000 net passive income. There is no suspended loss.
With a study on Property B
Assume the study, with bonus assumed available for illustration, increases Property B's year-one depreciation by $90,000. Property B's loss is now $96,000. Property A's net income is $18,000. Combined passive result: $18,000 minus $96,000 equals a net passive loss of $78,000.
What can be deducted
Passive losses can offset passive income. So the $18,000 from Property A is offset, and the remaining $78,000 is suspended. The couple's wage income is not reduced by the suspended amount. In the year without a study, they had $12,000 of passive income that was taxed. With the study, they have zero passive income and a $78,000 suspended loss.
So the study reduced this year's taxable income by $12,000, not $90,000, since the passive income of $12,000 was absorbed and the rest suspended.
Year 2 and 3
In year two, assume similar results. Without the extra bonus, property B's ordinary depreciation is smaller. Passive income from Property A could offset ordinary losses. The suspended $78,000 sits unless there is passive income beyond current losses. Assume year two: Property A net $18,000, Property B net loss of $4,000 in the study version (less depreciation than baseline after bonus was used). Net passive income: $14,000. That could be offset by part of the suspended loss, reducing the suspended balance to $64,000. Year three is similar, reducing it further.
The value of the suspended loss
The suspended loss is released when the couple has enough passive income, or on a fully taxable sale of Property B. In a sale, the released loss may offset gain. The couple did receive a benefit, but delayed.
What if the couple qualified as real estate professionals
If one spouse qualified and materially participated in the rentals, the losses would be nonpassive, and the $90,000 extra deduction could offset wages, subject to other limits such as the excess business loss limit. That would make the study much more valuable in year one. See Real Estate Professional Status and Study Decisions and At-Risk and Excess Business Loss Limits.
Summary table
| Scenario | Year-one effect on taxable income |
|---|---|
| --- | --- |
| No study | Passive income of $12,000 is taxed |
| Study, passive owners | Passive income absorbed, about $78,000 suspended |
| Study, real estate professional | Up to $90,000 extra deduction against other income, subject to limits |
Lessons
- The same study can have very different value depending on classification.
- Suspended losses are delayed, not lost.
- Check usability before ordering.
Variations to try
Increase Property A's income to $60,000 and see how much of the loss is absorbed. Reduce the study's effect to $30,000 and see how the suspended amount changes. Assume one spouse qualifies as a real estate professional. Assume the small-landlord allowance is available. Assume Property B is sold in year three and see how suspended losses are released. Each variation shows how limits interact.
Questions the example raises
How does the couple track suspended losses? Do they have plans that would release them? Would they prefer to elect out of bonus to avoid creating a large suspended loss? Would other limits apply? Ask the preparer to model.
What the example leaves out
It leaves out state effects, the interaction with other limits, and the detailed computations on the forms. A real analysis would include them.
Reading the summary table correctly
The table compares three situations for the same study. In the first, there is no study, and passive income is taxed. In the second, the study creates a large passive loss that first absorbs the passive income and then is suspended. In the third, the owner is a real estate professional and can use the extra deduction against other income. The differences are driven by classification, not by the property or the study. This is the central lesson: the same deduction can be worth a lot or very little depending on the owner.
Applying the lesson
Before ordering a study, project your passive income and losses for the year with and without the study. Ask your preparer to run the numbers using your actual figures, including carryforwards from prior years. If the projection shows that most of the deduction would be suspended, consider whether the study is worth doing now.
Next steps
Read Suspended Losses and Carryforwards and the Cost Segregation Decision Checklist.