The short answer
Convert when your personal use, your local rules or your likely buyer is the problem; otherwise you do not need to. A short-term rental already qualifies for a 1031 exchange, and conversion is not required. What a year-long lease adds is a clean record for the Rev. Proc. 2008-16 safe harbor (fair-rental days and no personal use), a house that appeals to landlords where short-term rules are tightening, and simpler furnishings. The costs are a lower or different income stream, a taxable sale of the contents if you lease unfurnished, and a tenant whose lease dates now shape your closing.
At a glance
| Conversion required? | No; a short-term rental held for investment already qualifies |
|---|---|
| Safe harbor windows | Two 12-month periods ending the day before the exchange |
| Fair-rental test | 14 or more days at fair rental in each period |
| Personal use cap | Greater of 14 days or 10% of fair-rental days |
| Furniture | Personal property; recaptured depreciation on it is ordinary income |
| Furniture recovery period | 5 years under the general depreciation system |
| Passive status | Average stays of 7 days or less are not a rental activity; long-term leases are |
Convert when personal use, local rules or the buyer pool is the problem, and leave it alone when none of them is
The exchange does not care whether guests stay three nights or twelve months. Section 1031(a) asks whether you held real property for business or investment use, and a short-term rental run for profit meets that test; the short-term rental exchange guide covers selling one as is.
Conversion earns its keep in three situations. Your family has used the place enough to make the investment record shaky; a local ban or cap is about to remove the short-term income anyway, which the short-term rental ban guide addresses; or the buyers most likely to pay well in your market are landlords who want a signed lease.
If none applies, converting mainly trades nightly income for monthly rent and adds a tenant to your closing. Compare a year of net short-term income with a year of lease income, after cleaning, platform fees and furnishing costs, before you decide.
A lease builds the fair-rental record that the investment safe harbor counts
Rev. Proc. 2008-16 protects a dwelling unit you owned for 24 months before the exchange if, in each of the two 12-month periods before it, you rented it to others at fair rental for at least 14 days and kept personal use to the greater of 14 days or 10% of the rented days. The first period ends the day before the exchange, so the windows run backward from your closing, not from your tax year.
A tenant on a year lease gives you up to 365 fair-rental days and makes personal use effectively impossible, because someone else lives there. Converting does not restart anything: short-term nights already rented at fair rental count, and the 24 months are months of ownership, not months of long-term leasing.
Under section 280A(d)(2), a day counts as personal if you, a co-owner or a family member uses the unit, or anyone uses it at less than fair rental. Owners whose relatives stayed free several times a year are the ones who gain most from a lease; vacation home and STR usage rules covers the counting in detail.
Leasing unfurnished means selling the contents now, and that sale is taxed outside the exchange
Furniture, linens, appliances and décor are personal property, which section 1031 has not covered since 2018. If you clear the house for an unfurnished lease, selling the contents is a separate taxable sale; if you lease furnished and sell the contents with the house, you allocate a price to them on the contract and the result is the same.
Rental furniture is 5-year property under the general depreciation system, per Publication 527. Under the section 1245 rule in Publication 544, gain on it is ordinary income up to the depreciation allowed or allowable. Hypothetical: furnishings that cost $40,000 and were fully deducted, then sold for $8,000, produce $8,000 of ordinary income. Run your own numbers with your CPA.
Clearing the house a year early moves that small taxable event into the conversion year and leaves a sale contract with only real property on it. Is furniture boot explains the reporting if the contents stay.
A signed lease changes who will buy, so set its end date around your planned closing
Investors buying a rental want income from the first day, a current lease, deposit records and a tenant they can verify. Owner-occupants and second-home buyers usually want the house empty and may pay more where they dominate the market. Decide which pool you are selling to before you choose a lease term.
Hypothetical calendar: convert in month 1 with a 12-month lease, list in month 10 with the lease disclosed, and close in month 13 either to a landlord who keeps the tenant or to an occupant after the lease ends. A lease that runs well past your target closing can shut out owner-occupants; a month-to-month tail gives more flexibility where local law allows it.
At closing, the tenant's security deposit and prorated rent are credits to the buyer. How they appear on the settlement statement can create cash you did not intend to take; security deposits and rent prorations shows how to keep them out of the exchange.
Reporting and passive-loss status change the day the stays get longer
Hosts who provide hotel-type services such as cleaning between guests often report on Schedule C; Publication 527 says rental income goes on Schedule C when substantial services are provided for the tenant's convenience. A long-term lease without those services goes on Schedule E.
Passive status can flip too. Under Reg. section 1.469-1T(e)(3)(ii), property with an average customer stay of seven days or less is not a rental activity, which is how some hosts who materially participate deduct losses against other income. Once you lease long-term, the activity is a rental under section 469(c)(2) and passive regardless of your hours, so ask your CPA what happens to losses in the conversion year.
After the sale, the same exchange can go into another long-term rental or into DST interests if you want no tenant at all; traditional DST solutions describes that route.
Related questions
Do I have to convert my short-term rental before I can exchange it?
No. A short-term rental held for investment or business use is like-kind to other real property. Conversion only strengthens the record or suits a different buyer.
How long should the long-term lease run before I sell?
No minimum exists for the lease itself. The safe harbor looks at the two 12-month periods before the exchange, and short-term nights rented at fair rental already count toward them.
Do short-term guest nights count as fair-rental days?
Yes, if the unit was rented to other people at a fair rental. Days you, a co-owner or a relative used it, or that anyone used at below-market rent, count as personal use instead.
Can I leave the furniture for the tenant and sell it with the house?
Yes, but allocate a price to it in the contract. The furniture is personal property outside the exchange, and gain on it up to prior depreciation is ordinary income.
Will converting lower my sale price?
It depends on who buys in your market. Where buyers value nightly income, a lease can lower the price; where rules are tightening or landlords dominate, it can help. Ask an agent for recent sales of both kinds.
Sources
Checked against these publications on September 30, 2026. Rules and figures change; confirm the current version with your CPA or attorney before you act. This page is general information, not tax or legal advice.
- 26 U.S.C. section 1031
- IRS, Rev. Proc. 2008-16, Internal Revenue Bulletin 2008-10
- 26 U.S.C. section 280A
- IRS Publication 527, Residential Rental Property
- IRS Publication 544, Sales and Other Dispositions of Assets
- Reg. section 1.469-1T, passive activity definitions
- 26 U.S.C. section 469, passive activity losses