What rental arbitrage means
The operator signs a lease — often a year or longer — furnishes the home, and rents it out: to nightly guests on Airbnb or Vrbo, or to midterm tenants such as travel nurses and project crews for a month or more (a medium-term rental, in some markets). The owner gets steady rent from one tenant; the operator takes on the furnishing, the vacancy and the work.
The owner’s consent
Everything starts with written permission. Most leases limit subletting, and state law varies on the rest. Three examples, not a survey:
- New York — a residential tenant can’t assign a lease without the owner’s written consent, which may be withheld; in buildings with four or more units, a tenant may sublet with the landlord’s advance written consent, which can’t be unreasonably withheld.
- California — subletting contrary to the lease is one of the grounds for eviction.
- Arizona — the residential landlord-tenant act has no subletting provision, so the lease decides.
Put the permission in the lease or a signed addendum: which kinds of stays, for how long, and who handles guests and taxes.
Local rules and HOAs
Cities regulate short-term rentals, and HOAs can restrict rentals on top of that. New York City’s registration law, for example, lets a tenant register only as a natural person and the home’s permanent occupant, and only if the lease doesn’t prohibit it — while rentals of 30 consecutive days or more are exempt from registration. Check your city, county and HOA before you sign a lease you plan to re-rent.
Nightly vs mid-term arbitrage
| Topic | Nightly (short-term) | Monthly (mid-term) | Yearly (long-term) |
|---|---|---|---|
| Guests | Vacationers and short trips | Travel nurses, project crews, relocations, insurance stays | A household settling in (a sublease) |
| Local rules | Often restricted, licensed or banned | Often treated differently at 30+ nights | Ordinary landlord-tenant law |
| Work | Constant turnovers | A move-in every few months | Once a year or less |
| Watch for | Registration and hosting rules | Your guest may become a tenant | Both leases must allow the sublease |
A stay of 30 nights or more can make your guest a tenant under state law — see the 30-day rule — so mid-term arbitrage needs a real lease with your subtenant, too. Compare the strategies on your own numbers with the mid-term rental calculator.
Related terms
- MTR (mid-term rental) — furnished stays of 30 nights or more. See what MTR means.
- Corporate lease — a company as the tenant. See corporate lease.
- Transient occupancy tax — lodging tax on shorter stays. See transient occupancy tax.
Nexxus runs a leased home like any other: one calendar for nightly and monthly stays, leases e-signed with your guests and tenants, and rent on one ledger. See mid-term rental software, or open the live demo set up for mid-term, no sign-up.
Rental arbitrage FAQ
What is rental arbitrage?
Leasing a home from its owner and re-renting it to guests or tenants — usually furnished, by the night or the month — for more than the lease costs, with the owner’s written permission. The arbitrage operator runs the rental and keeps the margin, and owes the owner’s rent whether or not the home is booked.
Is rental arbitrage legal?
It can be, when the lease and the owner allow it in writing and local rules permit the rental. Without consent, re-renting usually breaks the lease — California, for example, lists subletting contrary to the lease among the grounds for eviction — and many cities restrict short-term rentals. This is general information, not legal advice.
Do you need the landlord’s permission for rental arbitrage?
Yes — get it in writing, in the lease or an addendum that allows subletting or short-term rentals. Some states give tenants limited sublet rights (New York, for buildings with four or more units, with the landlord’s advance written consent), but arbitrage depends on the owner agreeing to it.
What is mid-term rental arbitrage?
Rental arbitrage with furnished stays of 30 nights or more — travel nurses, project crews, insurance placements — instead of nightly guests. It can sit outside some cities’ short-term rental rules (New York City exempts rentals of 30 consecutive days or more from registration), but the lease, the owner’s consent and state tenancy law still apply.
Is rental arbitrage a good idea?
That depends on the home, the lease terms, local demand and how well it’s run — and you owe the rent even when it’s empty. This isn’t investment advice; compare the numbers, vacancy included, with the mid-term rental calculator before you sign anything.
Sources
Checked September 28, 2026. Laws change — confirm the current version for your state and city.
- New York Real Property Law § 226-b (assignment and sublease)
- California Code of Civil Procedure § 1161 (4)
- Arizona Revised Statutes, Title 33, chapter 10 (Residential Landlord and Tenant Act)
- New York City Office of Special Enforcement: FAQ for prospective hosts and short-term rental registration