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CGT and Negative Gearing: Understanding the Greens-Labor Deal

BanksiaPulse Editorial Team For more information, visit the MoneySmart savings guide. BanksiaPulse covers Australian news and finance with AI-assisted research, cross-checked against ATO, ABS, and official government sources. Published: June 27, 2026

CGT Rules Under the Greens-Labor Deal: What Australian Investors Need to Know

Capital Gains Tax (CGT) is a tax on the profit you make from selling an asset that has increased in value, and under the proposed Greens-Labor deal, significant changes loom for Australian investors. BanksiaPulse reports on the potential impacts, especially concerning investment properties, which could see a shift in their tax treatment from July 2026. Understanding these potential CGT adjustments is crucial for anyone holding investment properties or other appreciating assets in Australia. For instance, recent analyses suggest that changes to how capital gains are treated could affect the after-tax returns for investors, with some projections indicating a notable difference in net profit on property sales compared to current rules. This is a developing area, and staying informed about the specifics is paramount for financial planning.

What is Capital Gains Tax (CGT) and how does it work in Australia?

Capital Gains Tax (CGT) is a tax levied on the profit realised from the sale of an asset that has appreciated in value since its acquisition. In Australia, CGT forms part of an individual’s or entity’s income tax. It applies to assets acquired on or after 20 September 1985, including real estate (excluding your main residence, which is generally exempt), shares, units in managed funds, and other investments. The “capital gain” is calculated as the difference between the capital proceeds (selling price) and the capital cost (purchase price plus certain associated costs like stamp duty and legal fees). If you sell an asset for less than you paid for it, you incur a “capital loss,” which cannot be offset against your income but can be carried forward indefinitely to reduce future capital gains. For individuals and trusts, a 50% CGT discount is available for assets held for at least 12 months, significantly reducing the taxable portion of the gain. For superannuation funds, this discount is 33.33%. The ATO provides detailed guidance on what constitutes a capital gain or loss, and the various costs that can be factored into the calculation.

The mechanics of CGT are designed to tax the increase in an asset’s value over time, aligning with the principle that profits from investments should be subject to taxation. When an asset is sold, the capital gain or loss is reported in your income tax return for the year of the sale. If there’s a net capital gain after applying discounts and other relevant adjustments, this amount is added to your assessable income for that year and taxed at your marginal income tax rate. This means that the effective tax rate on a capital gain can vary significantly depending on your overall income level. For example, an individual on a higher marginal tax rate will pay more tax on their capital gain than someone on a lower rate, even if the absolute capital gain is the same. Understanding these fundamental principles is the first step in grasping the potential implications of any proposed legislative changes to CGT in Australia.

The Australian Taxation Office (ATO) administers CGT, and it’s crucial to maintain accurate records of all asset acquisitions and disposals, including purchase documentation, sale contracts, and receipts for any expenses related to the asset. This includes costs associated with improvements, renovations, or holding costs such as interest on loans used to acquire the asset (though this intersects with negative gearing, which is discussed later). Without proper record-keeping, it can be challenging to accurately calculate your capital gain or loss, potentially leading to overpayment or underpayment of tax. The ATO’s website offers comprehensive resources and tools to assist taxpayers in understanding and complying with their CGT obligations, including specific guides for different asset types.

How does negative gearing affect your CGT liability?

Negative gearing, a strategy where the costs of holding an investment property (such as interest, repairs, and property management fees) exceed the rental income it generates, directly influences your Capital Gains Tax (CGT) liability upon sale. While negative gearing allows you to claim the net rental loss as a deduction against your other assessable income each year, reducing your immediate income tax, it has a significant consequence for CGT. When an investment property is negatively geared, the total deductions claimed over the years reduce the asset’s “cost base.” The cost base is the figure used to calculate the capital gain when the property is sold. Therefore, by claiming these annual losses, you effectively reduce the portion of your purchase price and associated costs that can be offset against the sale price, thereby increasing the potential capital gain, and consequently, the CGT payable.

This interplay between negative gearing deductions and CGT is a critical consideration for property investors. The annual tax benefits derived from negative gearing can be substantial, providing an immediate cash flow advantage. However, this comes at the cost of a potentially higher CGT bill when the property is eventually sold. For instance, imagine an investor who claims $10,000 in net rental losses each year for five years, totalling $50,000 in deductions against their income. When they sell the property, their cost base will be $50,000 lower than if they hadn’t claimed those deductions, leading to a capital gain that is $50,000 larger, all other factors being equal. This increase in capital gain will then be subject to CGT. The decision to negatively gear, therefore, involves a trade-off between immediate tax relief and future tax obligations.

The Australian Taxation Office (ATO) meticulously tracks these deductions, ensuring that only legitimate expenses are claimed. Investors must maintain thorough records of all income and expenses related to their investment properties to substantiate their claims. When selling a negatively geared property, the calculation of the capital gain is crucial. The net rental losses claimed effectively reduce the capital proceeds for CGT purposes in a way that is often counter-intuitive to new investors. This means that while the immediate benefit of negative gearing is appealing, its long-term impact on CGT can significantly alter the overall profitability of an investment. Planning for this future CGT liability is essential for accurate financial forecasting and investment strategy. The proposed changes by the Greens and Labor could further complicate this dynamic, making expert financial advice even more critical.

What are the key changes to CGT under the Greens-Labor deal?

The most significant proposed change to Capital Gains Tax (CGT) under the Greens-Labor deal, as discussed in political circles and financial analyses, centres on the removal of the 50% CGT discount for individuals and trusts on assets held for over 12 months. If enacted, this change would mean that individuals and trusts would be taxed on 100% of their capital gains, rather than 50%, effectively doubling the taxable amount of profit from selling assets like shares and investment properties. This policy shift is primarily aimed at increasing government revenue and is a core component of the Greens’ broader agenda to reform property taxation and wealth distribution in Australia. While the legislation is still under development, the intention is for these changes to take effect from 1 July 2026, impacting future investment decisions and potential returns.

This proposed amendment could have a profound impact on the attractiveness of certain investments for individuals and trusts. For example, an investor who sells an investment property for a capital gain of $200,000 after holding it for more than a year currently pays CGT on $100,000 (50% discount). Under the proposed changes, they would pay CGT on the full $200,000 gain. If their marginal tax rate is 37%, the current tax payable would be $37,000 ($100,000 x 0.37), whereas under the new regime, the tax would be $74,000 ($200,000 x 0.37), an additional $37,000. This substantial increase in the tax burden could lead investors to reconsider their long-term investment strategies, potentially favouring assets with lower capital gain potential or seeking more tax-efficient investment structures. The Australian market is closely watching these developments, as they could reshape investment behaviour across the country.

Furthermore, the deal may also involve adjustments to how CGT applies to different asset classes, though specifics are still emerging. The focus appears to be on wealth-generating assets rather than everyday items. For superannuation funds, the CGT discount is currently 33.33%; the proposed changes might also affect this, although details are less clear. The government has indicated that concessions for small businesses and primary producers are likely to be maintained to avoid unintended consequences for these sectors. The exact implementation details, including any grandfathering provisions or transitional arrangements, will be critical in determining the immediate and long-term effects on investors and the broader Australian economy. It is essential for investors to consult with financial advisors to understand how these potential changes could affect their personal financial situation and investment portfolio.

Who is eligible for CGT discounts and concessions?

In Australia, specific eligibility criteria determine who can benefit from Capital Gains Tax (CGT) discounts and concessions, primarily the 50% discount for individuals and trusts, and the 33.33% discount for superannuation funds. These concessions are designed to encourage long-term investment by reducing the tax burden on assets held for an extended period. To qualify for the 50% CGT discount, an individual or trustee of a trust must have owned the asset for at least 12 months before the CGT event (such as a sale) occurs. This means that the capital gain realised from selling an asset held for longer than this period is halved for tax calculation purposes. This discount applies to most assets, including shares, units in managed funds, and investment properties, but it’s important to note that it does not apply to assets acquired after 21 September 1999 that are deemed taxable Australian property or to certain other specific asset types.

Additional resources are available at the RBA official interest rate data. Superannuation funds, being taxed at concessionally lower rates, are eligible for a different discount rate. They can reduce their capital gains by 33.33% if the asset has been held for at least 12 months. This reflects the different tax treatment and purpose of superannuation as a long-term retirement savings vehicle. Specific concessions also exist for small businesses, which can allow business owners to disregard capital gains made on the disposal of active assets entirely, or at least reduce them significantly, under certain conditions. These include the small business asset roll-over concession and the small business retirement exemption. The eligibility for these concessions is complex and depends on factors such as the taxpayer’s turnover, the market value of the assets, and whether the business is actively trading. Navigating these rules requires careful attention to detail and often professional advice.

It is also important to understand that certain assets are not eligible for the CGT discounts at all. For instance, personal use assets (like jewellery, furniture, or cars) that cost less than $10,000 are generally exempt from CGT. If they cost $10,000 or more, they are subject to CGT, but the 50% discount does not apply. Similarly, “taxable Australian property” acquired by foreign residents after 8 May 2012 is subject to CGT, and specific rules apply. The proposed changes under the Greens-Labor deal focus on removing the 50% discount for individuals and trusts. This would mean that if enacted, the eligibility for this specific discount would be removed, and individuals and trusts would be taxed on 100% of their capital gains, regardless of the holding period (for assets acquired after the proposed commencement date). Understanding the current framework is essential to grasp the significance of these potential future adjustments.

How do you calculate CGT on investment properties?

Calculating Capital Gains Tax (CGT) on investment properties in Australia involves a structured process to determine the taxable capital gain. The fundamental formula is: Capital Proceeds minus Cost Base equals Capital Gain. Capital proceeds are generally the amount for which you sell the property. The cost base, however, is more complex and comprises the original purchase price plus a range of associated costs incurred in acquiring, holding, and improving the property. These include stamp duty on purchase, legal fees for acquisition, any Lenders Mortgage Insurance, agent’s commission on sale, advertising costs for sale, and importantly, any capital works deductions (depreciation) or net rental losses claimed over the period of ownership. The ATO details several methods for calculating the cost base, with the primary ones being the original cost base and the market value cost base, although the latter is generally only applicable if the asset was acquired before 20 September 1985 or in specific circumstances.

For investment properties acquired by most investors today, the original cost base method is most common. This involves summing up the initial purchase price, stamp duty, legal fees at purchase, and any costs of holding the property such as council rates, water rates, and land tax for the period you owned it. Crucially, it also includes the cost of capital improvements (like adding a room or renovating a kitchen), but not general repairs or maintenance. If the property has been negatively geared, the cumulative net rental losses claimed over the years, and any capital works deductions (depreciation on the building structure and fixtures), must be subtracted from the cost base. This reduction is a critical step, as it directly increases the capital gain. For example, if you bought a property for $500,000 and incurred $20,000 in stamp duty and legal fees, your initial cost base is $520,000. If you later spent $30,000 on an extension, your cost base increases to $550,000. However, if you claimed $40,000 in net rental losses and $10,000 in depreciation over the years, your reduced cost base for CGT purposes would be $500,000 ($550,000 – $40,000 – $10,000).

Once the net capital gain is determined (Capital Proceeds minus Reduced Cost Base), the 50% CGT discount for individuals and trusts (if held for over 12 months) is applied. So, in the example above, if the property sold for $900,000, the capital gain is $400,000 ($900,000 – $500,000). After the 50% discount, the taxable capital gain is $200,000. This $200,000 is then added to your assessable income for the year of sale and taxed at your marginal income tax rate. The Australian Taxation Office provides detailed guides and calculators to assist with this process. It’s highly recommended to use a qualified tax agent or accountant to ensure accurate calculation, especially given the complexities of cost base adjustments and potential eligibility for various concessions. The proposed changes to CGT by the Greens and Labor, which aim to remove the 50% discount, would significantly alter this final calculation, as the taxable capital gain would be the full $400,000 in this scenario.

What are the risks of negative gearing strategies in the current political climate?

The risks associated with negative gearing strategies have become more pronounced in Australia’s current political climate, particularly with the discussions around potential reforms to property taxation, including Capital Gains Tax (CGT). Historically, negative gearing has been a popular investment strategy due to the ability to claim net rental losses as a tax deduction against other income, thereby reducing an individual’s taxable income. However, this strategy relies on the expectation that the capital growth of the property will eventually outweigh the annual cash flow losses and the subsequent CGT payable upon sale. The primary risk now stems from the potential for government policy changes that could reduce the attractiveness or effectiveness of negative gearing.

One of the most significant risks is the potential for changes to CGT, such as the proposed removal of the 50% discount for individuals and trusts, which the Greens and Labor parties have discussed. If enacted, this would mean that investors would pay tax on 100% of their capital gains, significantly increasing the after-tax cost of selling a negatively geared property. This could erode the capital gains that investors rely on to offset their annual losses, making the strategy less financially viable. For instance, an investor who expects a 10% annual return on a $700,000 property, with $20,000 in annual interest and $5,000 in other expenses, might claim $25,000 in losses. If their marginal tax rate is 30%, this provides an immediate tax saving of $7,500. However, if the property value increases by 5% annually ($35,000), and they sell after 10 years with a $350,000 capital gain, the tax implications under current rules (with a 50% discount) would be considerably different from a scenario where the discount is removed. The uncertainty surrounding these policy shifts creates a risk of capital loss or reduced returns for those who have structured their investments based on the existing tax framework.

Another risk is the potential for legislative changes that could limit or disallow the deductions associated with negative gearing itself, although this has been a more contentious point and less consistently proposed than CGT reform. Nonetheless, the continued political discussion creates an environment of uncertainty for investors. This uncertainty can lead to difficulty in long-term financial planning and investment decision-making. Investors might find themselves in a position where their planned exit strategy or overall return on investment is significantly impacted by unforeseen tax policy changes. It is therefore imperative for investors to remain informed about government policy announcements and to seek advice from qualified financial planners and tax advisors to assess and mitigate these evolving risks. The Australian Tax Office (ATO) also provides information on current tax laws and deductions, which can be a valuable resource.

How can you minimize your CGT bill through smart investment planning?

Minimising your Capital Gains Tax (CGT) bill through smart investment planning is crucial for maximising your after-tax returns in Australia. One of the most effective strategies, assuming the 50% CGT discount remains available for individuals and trusts, is to hold your investment assets for more than 12 months. This allows you to access the significant CGT discount, effectively halving the taxable portion of your capital gain. For instance, if you realise a capital gain of $100,000 on shares held for 18 months, only $50,000 is added to your assessable income. Holding assets for the long term not only qualifies for this discount but can also allow for greater capital appreciation over time, potentially leading to higher overall returns even after accounting for tax. This long-term perspective is a cornerstone of tax-efficient investing.

Another vital planning strategy involves meticulously managing your cost base. Ensure you keep detailed records of all acquisition costs, including stamp duty, legal fees, and any capital improvements made to the property. These costs are added to your original purchase price to determine your cost base. When you sell an asset, the capital gain is calculated by subtracting the cost base from the capital proceeds. Therefore, a higher cost base means a lower capital gain, and consequently, a lower CGT liability. For example, if you undertake renovations on an investment property, these costs (if they are capital in nature, not just repairs) can be added to the cost base, reducing your taxable capital gain upon sale. Similarly, understanding what constitutes a capital improvement versus a general repair is key. For example, replacing a fence is generally a repair, while building a new deck is a capital improvement. Proper documentation is essential to substantiate these claims with the Australian Taxation Office (ATO).

Furthermore, strategic timing of asset sales can also help manage your CGT obligations. If you anticipate realising capital gains in a particular financial year, consider if you have any capital losses from other asset sales that can be offset against these gains. Capital losses can only be used to offset capital gains, and they must be used in the same financial year as the gain, or carried forward to offset future capital gains. By timing sales, you can also take advantage of different tax rates. If you expect your marginal tax rate to be lower in a future year, deferring the sale of an asset that would generate a significant capital gain might be beneficial. Lastly, consider diversifying your investment portfolio to include assets that are subject to different tax treatments or have different growth profiles, always being mindful of the potential impact of proposed legislative changes on your chosen investment vehicles.

BanksiaPulse Editorial Team

BanksiaPulse is an independent Australian news and lifestyle publication based in Sydney, NSW. We cover personal finance, immigration, property, and daily life in Australia with a focus on accuracy and practical advice. Our team includes Australian residents with firsthand experience navigating tax, visa, and financial systems in Australia. All content is reviewed for accuracy before publication.