If you own an investment property or are planning to buy one, understanding whether you are grandfathered under the proposed negative gearing changes is essential. The reforms announced in the 2026 Federal Budget may affect how rental losses can be claimed on certain residential investment properties.
If you already own an investment property, many existing arrangements are expected to remain protected. However, investors purchasing established residential properties after the Budget cut-off date may face different tax treatment.
What Is Grandfathered?
Under the proposed reforms announced in the 2026 Federal Budget, residential investment properties held before 7:30 pm AEST on 12 May 2026 are expected to be grandfathered under the current negative gearing rules.

This means eligible rental losses can continue to be claimed against other income sources, such as salary and wages, under the existing rules for as long as the property remains owned by the investor.
The government has proposed preserving the current treatment for properties owned before the Budget cut-off date. This approach is commonly referred to as grandfathering.
Why Does Grandfathering Matter?
Consider two investors.
Investor A purchased an established investment property in 2024.
Investor B purchases a similar established property after the proposed changes take effect.
Both properties generate the same rental income and have similar expenses.
However, their tax outcomes may differ significantly.
Investor A may continue using rental losses to reduce taxable income from other sources.
Investor B may need to carry those losses forward rather than offset them against salary income.
This difference can affect annual cash flow, borrowing capacity, and overall investment returns.
What Exactly Is Changing?
The proposed negative gearing reforms are designed to limit negative gearing concessions on established residential properties acquired after the Budget cut-off date.
Under the proposed framework:
- Existing investment properties held before 7:30 pm AEST on 12 May 2026 are expected to retain current negative gearing treatment.
- New residential builds remain eligible for full negative gearing benefits.
- Properties held within widely held trusts, including most managed investment trusts, and superannuation funds, including SMSFs, are exempt from the new restrictions.
- Build-to-rent developments receive a targeted exemption.
- Private investors participating in Government Housing programs are similarly excluded.
- Established residential properties acquired after the cut-off date may face restrictions from 1 July 2027.
- Losses from affected properties may only be used against future residential rental income or residential property capital gains.
Note: These exemptions are based on the proposed framework announced in the 2026 Federal Budget and may change before legislation is passed.
The proposed reforms do not abolish negative gearing entirely. Instead, they narrow the circumstances in which losses from certain residential properties can be offset against other income.
Which Properties Are Grandfathered?
Existing Investment Properties
If you owned a residential investment property before 7:30 pm AEST on 12 May 2026, that property is generally expected to remain under the current rules.
This applies whether the property is negatively geared today or becomes negatively geared in the future.
Properties Under Contract Before the Cut-Off
The proposed rules indicate that contracts entered into before the cut-off date should still qualify for grandfathering treatment, even if settlement occurs afterwards.
This is particularly relevant because property transactions often take several weeks or months to settle.
What Is Not Grandfathered?
Established Residential Properties Purchased After the Cut-Off
If you purchase an established residential investment property after the Budget cut-off date, the proposed restrictions may apply from 1 July 2027.
Rather than using rental losses to offset salary income, those losses may need to be carried forward and used against future residential rental income or capital gains.
The deductions are not necessarily lost, but the timing of when they can be used may change significantly.
Future Purchases of Existing Homes
Grandfathering generally applies to the qualifying property itself rather than the investor.
Owning one grandfathered property does not automatically provide the same treatment for future property purchases.
Each acquisition will generally be assessed under the rules that apply at the time of purchase.
What About New Builds?
Eligible new residential builds are expected to remain fully eligible for negative gearing.
The policy objective is to encourage investment in housing that increases supply.
For investors, this may create a choice between purchasing an established property or a newly built property that retains access to full negative gearing benefits.
The most appropriate option will depend on factors such as investment goals, risk tolerance, expected cash flow, rental demand, and long-term growth prospects.
Common Misunderstandings About Grandfathering
“Negative Gearing Is Being Abolished”
The proposed reforms do not eliminate negative gearing entirely.
Instead, they restrict how losses from certain established residential properties can be used.
In many cases, deductions remain available, but the timing of their use changes.
“All Existing Investors Will Be Affected”
The proposed grandfathering provisions suggest that qualifying properties owned before the cut-off date should continue operating under the current framework.
As a result, many existing investors may not be directly affected.
“Commercial Property Is Included”
Commercial property is not currently part of the proposed negative gearing restrictions.
The proposed reforms are focused on residential property.
How Could These Changes Affect Your Next Investment Decision?
Consider two potential investment opportunities:
- An established house in a mature suburb.
- A newly built apartment in a growing area.
Under the proposed rules, the tax treatment may differ significantly.
However, tax benefits should not be the sole factor when evaluating an investment opportunity.
Investors should assess the full picture, including:
- Cash flow
- Growth potential
- Rental demand
- Borrowing capacity
- Tax outcomes
A balanced assessment is generally more effective than focusing on a single tax advantage.
What Should Existing Investors Do Now?
Existing investors should:
- Review their property portfolio.
- Confirm acquisition dates.
- Identify which properties may qualify for grandfathering.
- Understand how future purchases may be treated differently.
- Avoid making significant investment decisions based solely on media reports or headlines.
Tax policy changes often contain detailed provisions that can substantially alter outcomes.
Obtaining professional advice can help investors understand how the proposed rules may apply to their circumstances.
The Bottom Line
For many Australian property investors, the proposed negative gearing changes may be less dramatic than some media reports suggest.
Investment properties owned before the 12 May 2026 Budget cut-off are expected to remain protected under grandfathering provisions, allowing current negative gearing treatment to continue while those properties remain owned.
The most significant impact is likely to be on future purchases of established residential properties, which may face restrictions on how rental losses are used from 1 July 2027.
Investors should carefully assess how the proposed rules apply to both their existing portfolio and future property acquisitions.
Not sure where your investment property stands under the proposed rules?
At Clear Tax, we help property investors and small business owners understand changing tax legislation and make informed decisions with confidence. Whether you are reviewing an existing portfolio, considering a new property purchase, or assessing the impact of grandfathering provisions, our experienced team can help.
Speak with Clear Tax today to understand your position and prepare for any future changes.
FAQs – Negative Gearing Explained
What does grandfathering mean for negative gearing?
Grandfathering means certain existing investment properties can continue using the current negative gearing rules even after new rules commence.
What is the key cut-off date?
The proposed grandfathering rules generally apply to properties held before 7:30 pm AEST on 12 May 2026.
Will existing investment properties lose negative gearing benefits?
Under the proposed reforms, qualifying properties held before the cut-off date are expected to retain current negative gearing treatment.
Are new builds affected by the changes?
Eligible new residential builds are expected to continue receiving full negative gearing treatment.
Can losses still be claimed on affected established properties?
Yes. Under the proposed framework, losses are generally carried forward and may be used against future residential rental income or capital gains rather than salary income.
Does owning one grandfathered property protect future purchases?
No. Grandfathering generally applies to the qualifying property itself. Future property acquisitions may be subject to different rules.
Should investors change their strategy immediately?
Not necessarily. Every investor’s situation is different. Property decisions should be based on a combination of tax outcomes, cash flow, borrowing capacity, investment goals, and market conditions.
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