Land Leases

99-Year Land Lease vs Standard Rental — What's the Difference for Homeowners?

By Buy My Backyard ·21 June 2026

Why the Distinction Matters

When homeowners first hear about the Buy My Backyard model, the most common initial question is: "What's the difference between this and just renting out a granny flat normally?"

It's a fair question. Both arrangements involve a secondary dwelling on your land, and both generate rental income. But the legal structure, the income security, the obligations of both parties, and the long-term implications are fundamentally different.

What Is a Standard Rental?

A standard residential rental is governed by the Residential Tenancies Act in your state. The tenant rents the dwelling — the physical building — from the owner. Key characteristics:

  • Term: Fixed term (6 or 12 months) or periodic (month-to-month)
  • What is leased: The dwelling itself
  • Registered on title: No
  • Tenant security: Low — landlord can choose not to renew
  • Landlord control: High — can sell, redevelop, or not re-let
  • Income security: Low — income stops between tenancies, rents fluctuate
  • Legislation: Residential Tenancies Act (state-specific)

The Practical Reality of Standard Rental

As a landlord renting a granny flat on a standard residential tenancy, you will experience:

  • Tenant turnover — average tenancy is 18–24 months, often less
  • Vacancy periods between tenancies (typically 2–6 weeks of lost income each time)
  • Active management requirements — re-advertising, inspections, lease renewals
  • Market rent fluctuations — rents can fall as well as rise
  • Legislative changes that can shift the balance between landlord and tenant rights

Standard rental income is real and can be meaningful — but it is not passive and it is not stable in the way long-term lease income is.

What Is a 99-Year Land Lease?

A 99-year land lease is a formally registered legal instrument. The tenant leases a defined portion of land — not just the dwelling that sits on it — for up to 99 years. Key characteristics:

  • Term: Up to 99 years — agreed and documented at execution
  • What is leased: A defined portion of land (on which the dwelling sits)
  • Registered on title: Yes — as an encumbrance on the land title
  • Tenant security: Very high — lease is a long-term legal right
  • Landlord's position: Documented, registered, legally enforceable income stream
  • Income security: High — ongoing for the lease term with periodic reviews
  • Legislation: State-specific long-term lease legislation (varies by state)

The Practical Reality of a 99-Year Land Lease

Under a 99-year land lease:

  • The tenant has a long-term, registered legal right to occupy the defined portion of land
  • The rent is agreed at execution and subject to periodic review provisions documented in the lease
  • Tenant turnover is dramatically reduced — the tenant's security of occupancy is tied to the lease, incentivising long-term occupancy
  • The income is ongoing for the full term — no vacancy gaps, no re-letting cycles
  • The arrangement is registered on the title, creating a formally recognised income stream

Side-by-Side Comparison

Standard Rental 99-Year Land Lease
What is leased The dwelling Defined portion of land
Term 6–12 months, periodic Up to 99 years
Registered on title No Yes
Tenant security of tenure Low Very high
Income stability Moderate (vacancies, fluctuations) High (term, review provisions)
Active management Required Minimal once established
Legislation Residential Tenancies Act Long-term lease legislation
Transferable on property sale No (ends with lease) Yes (transfers with title)
CGT implications on setup None Seek tax advice
Income on property sale Ends Transfers to new owner

Which Is Better for Income Security?

For homeowners whose primary goal is stable, ongoing income from their land — the 99-year land lease structure is significantly more robust than a standard rental arrangement.

The long-term lease removes the income uncertainty that comes with tenant turnover, vacancy periods, and short-term lease renewals. The formally registered nature of the arrangement provides legal protection for the income stream that a standard tenancy does not.

Which Is Better for Flexibility?

If you want maximum flexibility — the ability to end the tenancy quickly, use the space yourself, or redevelop freely — a standard rental provides more short-term control.

A 99-year lease is, by design, a long-term commitment. The tenant has significant legal rights under the lease, and ending it early requires either agreement of both parties or a specific breach provision. This is what makes it attractive to tenants — and what makes the income stable for you.

Do I Need a Lawyer for a 99-Year Lease?

Yes — and we actively encourage it. A 99-year land lease is a significant legal document. Before executing the lease, you should have it reviewed by an independent solicitor who can advise on:

  • Your rights and obligations as the landowner
  • The tenant's rights and obligations
  • Rent review provisions
  • Termination events and processes
  • Registration of the lease on your title
  • Implications for your mortgage (if applicable)
  • State-specific legislative requirements

Buy My Backyard will provide you with a draft lease well in advance of execution and will pause the process to allow adequate time for legal review.

The Starting Point Is a Free Assessment

If you're considering generating income from a secondary dwelling on your land — whether through a standard rental or a 99-year lease — the free property assessment is the first step. We'll assess whether your property qualifies for the Buy My Backyard programme and give you a clear picture of what the income potential looks like for your specific backyard.

No cost. No commitment. 48-hour response.


This article provides general information only and does not constitute legal or financial advice. Lease arrangements vary by state legislation and individual circumstances. Always seek independent legal advice before entering a long-term lease.

← Back to blog Get a free assessment →

Find out if your backyard qualifies

Free property assessment. 48-hour response. No cost, no commitment.

Free Assessment →

More articles