The Federal Budget proposal has raised a key question for property investors. Will existing investment properties keep the current negative gearing rules?
Under the proposal, negative gearing would be limited to new builds from 1 July 2027. Properties held before budget night may keep the current rules. This makes negative gearing grandfathering, purchase dates, contracts and settlement timing important.
Grandfathering means some existing investors may keep the old rules. New rules may apply to future buyers. This can affect how rental losses are claimed.
What Does Negative Gearing Grandfathering Mean?
Under the Federal Budget proposal, eligible properties held before the budget night cut-off may keep their current tax treatment. So, negative gearing grandfathering is when certain existing properties may keep the current negative gearing rules.
Negative gearing occurs when property expenses exceed rental income, creating a net rental loss that may be offset against salary or wages under Australia’s tax system, which can reduce taxable income for income tax purposes.
Future purchases may face new rules.
Grandfathering means old tax rules continue for some existing owners after stricter rules begin, and negative gearing grandfathering protects those property owners from the proposed changes.
Eligible new builds may still qualify, but what makes one qualify?
What are the Proposed Negative Gearing Changes?
Under the Federal Budget proposal, the change would limit negative gearing on established housing from 1 July 2027 while preserving favourable tax treatment for eligible new residential property.
Buyers of eligible new builds may still offset rental losses against other income. Buyers of established properties after the cut-off may face different tax treatment.
For those properties, instead of claiming their rental losses that same year, those losses may be carried forward. They may later reduce future rental income or a later capital gain. The final law will confirm the details.
The proposal aims to push more investor demand towards new housing supply.
Grandfathering rules would still permit negative gearing on newly constructed homes, while reducing tax subsidies for future buyers of existing homes may cut borrowing and bidding power, support first-home buyers, and help moderate price growth over time.
Area | Current rules | Proposed rules |
|---|---|---|
Established properties | Rental losses may offset other income | Future purchases may face quarantined losses |
New builds | General negative gearing rules apply | Eligible new builds may still qualify |
Start date | Current law applies | Proposed from 1 July 2027 |
Main investor impact | Wider access to deductions | More limits for future established property purchases |
Why Purchase Dates Matter
Purchase dates matter because grandfathering may depend on timing. It may look at when an investor bought, or agreed to buy, the investment property.
Investors should keep records that show:
- the contract date
- the exchange date
- the deposit payment date
- the settlement date
- legal or conveyancer emails
- the property type, such as an established dwelling or new build
A property purchase often has more than one key date. The contract date and settlement date may sit on different sides of a policy cut-off. Clear records may reduce investor confusion.
Contract Date vs Settlement Date: Which One Matters?
One big question is simple. Does grandfathering depend on the contract date or the settlement date?
The contract date is when the buyer and seller agree to the sale terms. Settlement happens later. The settlement is when the buyer pays the balance. It is also when ownership transfers.
Current commentary suggests contracts entered into before the budget night cut-off may matter. This may still apply if the settlement happens later.
Final legislation will confirm how these dates affect negative gearing grandfathering. For now, keep all signed contracts, settlement statements, deposit receipts and legal emails.
Term | Meaning | Why investors care |
|---|---|---|
Contract date | Date the purchase contract is signed | May show when the investor agreed to buy |
Exchange date | Date contracts are formally exchanged | May support timing evidence |
Settlement date | Date ownership and payment are finalised | Confirms when ownership transfers |
How Grandfathering May Affect Existing Investment Properties
If an investment property qualifies for grandfathering, the current owner may keep the old negative gearing rules for that rental property.
This means rental losses may still offset other income. The final law and normal tax rules will still apply.
This may help protect cash flow when rental costs are higher than rental income.
If the property is sold after the cut-off date, the new owner is expected to fall under the new rules, so the grandfathering benefit would not transfer.
Grandfathering may help investors:
- keep the current tax treatment for eligible properties
- offset rental losses against other income
- protect cash flow on loss-making rentals
- avoid sudden rule changes for existing holdings
- plan for tax, CGT and depreciation records
Grandfathering can reduce market disruption by protecting existing investors and shifting demand toward new construction, but it may also create a two-tier market between a grandfathered asset and future purchases.

How This Connects to Tax Depreciation
Tax depreciation can affect the rental income or rental loss an investor reports each year.
A tax depreciation schedule lists capital works and plant and equipment deductions. These deductions can affect whether a property is positively or negatively geared.
This matters under the Federal Budget proposal. Rental losses may be treated in different ways. Grandfathered properties, new builds and established dwellings may not all be treated the same.
A depreciation schedule can help investors:
- identify capital works deductions
- identify plant and equipment deductions
- support annual tax deduction claims
- keep clearer property tax records
- track renovation and improvement costs
- support future CGT cost base records
Depreciation also connects to CGT. Capital works deductions can reduce a property’s cost base. This may affect the capital gain when the property is sold.
Why Investor Confusion Is So High
Investor confusion is high because the proposal has many moving parts. It includes key dates, property types and tax rules.
The biggest questions are about timing. Investors want to know which date matters most. It could be the contract date, settlement date or ownership date.
There is also confusion about quarantined tax losses. Under the proposal, losses on some future established properties may not be offset against income earned from other sources in the same year.
Until final legislation confirms the details, investors should keep clear records. This includes purchase, depreciation and CGT records, and the uncertainty is one reason to seek tax advice if proposed rules affect their property investment plans.
Source of confusion | Why it matters |
|---|---|
Budget night cut-off | May decide if an existing property keeps the current rules |
1 July 2027 start date | May decide when the new rules begin for future purchases |
Contract date | May show when the buyer agreed to buy the property |
Settlement date | Shows when ownership transfers |
New builds vs established properties | Each property type may be treated differently |
CGT and depreciation | These records may affect future tax outcomes |
What Property Investors Should Do Now
Property investors should focus on clear records and practical tax planning.
Start by keeping documents that may prove key dates and support future tax claims, including:
- purchase contracts
- settlement statements
- deposit receipts
- legal correspondence
- renovation invoices
- borrowing cost records
- rental income records
- ownership change records
Investors should also check whether they have an up-to-date tax depreciation schedule. This can help identify capital works and plant and equipment deductions. It can also support future tax and CGT records.
The Bottom Line About Negative Gearing Grandfathering
Negative gearing grandfathering may protect some existing investors. Still, purchase dates, contracts, settlement timing and property type will matter.
For now, investors should keep clear records. They should also understand each property’s tax position. A current tax depreciation schedule can support annual deductions, capital gains tax records and future tax planning if the proposal becomes law, noting that in Australia, CGT is not a separate tax and net gains are added to total income.
Before making decisions, speak with a registered tax agent. They can explain how the final rules may apply, what you may need to pay tax on, and the likely tax outcomes under the government proposal. If you need a depreciation schedule for your investment property, get a free quote for your depreciation schedule from Thrifty Tax.
Negative Gearing Grandfathering FAQs
What does negative gearing grandfathering mean?
Negative gearing grandfathering means existing investors may keep using the current negative gearing rules. This may apply even when new rules apply to future property purchases.
Are existing investment properties grandfathered under the negative gearing changes?
Existing investment properties may be grandfathered if they were held before the budget night cut-off. Final legislation will confirm how timing, contracts, settlement timing and ownership structure are treated.
Will my existing investment property be affected by the federal budget proposal?
Your existing investment property may not be affected in the same way as future purchases if it qualifies for grandfathering. Keep purchase records, contracts and settlement documents.
Does the contract date or settlement date matter for negative gearing grandfathering?
The contract date may matter if an investor entered into a contract before the cut-off but settled later. Final legislation will confirm how these dates affect eligibility.
What happens if I bought an investment property after budget night?
An established property bought after budget night may fall under the proposed new rules. Rental losses may be quarantined instead of offset against other income.
Are new builds exempt from the proposed negative gearing changes?
New builds are expected to receive different treatment because the proposal aims to support new housing supply. Eligible new residential builds may still qualify for negative gearing.
How does tax depreciation connect to negative gearing grandfathering?
Tax depreciation can affect rental losses, taxable income and CGT. A tax depreciation schedule helps identify eligible deductions and supports stronger property tax records.




