The Legislative Foundation
Under Australian tax law, a member’s superannuation interest is not treated as a single undifferentiated balance. Instead, it is divided into two distinct components: a tax-free component and a taxable component. This framework is established under the Income Tax Assessment Act 1997, particularly sections 307-210 and 307-215.
The legislation requires that every benefit paid from superannuation must reflect these underlying components. This means the composition of a member’s balance is not merely descriptive; it directly determines how withdrawals are taxed and how benefits are treated over time. The distinction becomes especially important when a member begins to draw on their super, as the proportions embedded in the balance will follow every payment.
What Are Superannuation Tax Components?
At any point in time, a member’s superannuation balance is made up of a tax-free component and a taxable component. The tax-free component generally represents amounts that have already been taxed, for example, at an individual’s tax rate, while the taxable component represents amounts that have not yet been fully taxed within the superannuation system.
This distinction is fundamental because it determines the tax outcome when benefits are paid, including lump sums and pensions, as well as the treatment of death benefits. It also plays a critical role in strategic decisions within a fund, particularly when contributions are made or pensions are commenced.
Tax Components During the Accumulation Phase
During the accumulation phase, tax components are built progressively through contributions, earnings and rollovers. At this stage, the proportions are not fixed. They evolve over time as new amounts are added to the fund and as the composition of the balance changes.
The tax-free component in accumulation phase typically arises from non-concessional contributions, certain pre-1 July 2007 amounts, and specific contributions made under the CGT cap. These amounts increase the tax-free proportion of the member’s balance. This is why the classification of contributions is critical. If a contribution is incorrectly treated as concessional rather than non-concessional, it will affect not only the immediate tax position but also the long-term composition of the member’s superannuation interest.
The taxable component, by contrast, generally consists of concessional contributions and the earnings generated by the fund’s investments, including interest, dividends and capital gains. Over time, most of the growth in an SMSF accumulates in this taxable component.
Member balance is a constantly changing with the market movement of the underlying investments, tax-free component is usuallly a fixed number, and the taxable component is the difference between the member balance and the tax-free component.
Taxable Component: Taxed and Untaxed Elements
Within the taxable component, the law requires a further distinction between taxed and untaxed elements. This classification becomes relevant when benefits are paid.
The taxed element is the most common category in SMSFs. It arises where contributions and earnings have already been taxed within the fund, typically at a rate of 15%. In most SMSFs, the taxable component is made up almost entirely of taxed elements.
Untaxed elements are less common but do arise in practice. They are typically associated with certain public sector or defined benefit arrangements, where tax has not yet been applied at the fund level prior to rollover. In an SMSF context, untaxed elements are not something that is independently calculated; they are inherited from another fund. In most cases, they are identified through rollover statements provided at the time funds are transferred.
A Practical Example in Accumulation Phase
Consider a member who rolls over $200,000 from another superannuation fund. The rollover statement shows that $20,000 is tax-free, $170,000 is taxable (taxed element), and $10,000 is taxable (untaxed element). The member then makes a $100,000 non-concessional contribution.
Following this transaction, the member’s position becomes $120,000 tax-free and $180,000 taxable. The total balance is $300,000, and the tax-free proportion is 40%. At this stage, the proportion remains fluid and can continue to change as further contributions or rollovers occur.
Tax Components During the Pension Phase
The treatment of tax components changes fundamentally when a pension is commenced. At that point, the proportions between tax-free and taxable components are calculated and effectively locked in.
From the commencement of the pension, every payment must reflect the same proportional split. The ratio between tax-free and taxable components does not change, even though the overall balance of the pension may increase or decrease over time due to investment performance or withdrawals.
What Changes — and What Does Not
Once a pension is in place, the composition of each payment is fixed by the proportions established at commencement. The split between tax-free and taxable components remains constant.
What can change is the overall balance of the pension, as it is affected by earnings and payments. However, these changes do not alter the underlying proportions.
A Practical Example in Pension Phase
Returning to the earlier example, where a member has a total balance of $300,000 with a 40% tax-free component, the commencement of a pension locks in this proportion. If the member later withdraws $50,000, $20,000 will be treated as tax-free and $30,000 as taxable.
Errors in Tax Components
The transition from accumulation phase to pension phase is a critical point. Any errors in the calculation or classification of tax components at this stage will carry forward into every future payment.
In practice, issues often arise from incorrect opening balances, misclassified contributions, or failure to recognise untaxed elements in rollover statements. Once a pension has commenced, these errors are not easily corrected and can affect future tax outcomes.
Why Do Tax Compoents Matter
Tax components matter because they determine exactly how much of your super is tax-free, not just for you now, but for your family later. While most over-60s enjoy tax-free withdrawals, these underlying components remain critical for several high-stakes reasons.
The “Death Tax” for Adult Children
This is arguably the most important reason. When you die, your super is often passed to your adult children.
- Tax-free Component: Your children receive this 100% tax-free.
- Taxable Component: Your children generally pay 15% tax (plus 2% Medicare levy) on this portion.
Knowing your components allows you to use strategies like a recontribution to shift tax components.
Impact Before Age 60
- The tax-free component is always zero tax.
- The taxable component is taxed at up to 22%, though you may have a “low rate cap” that allows some of it to be tax-free.
Untaxed Elements
If your taxable component contains an untaxed element , you will still pay tax even after age 60.
Further Readings:
Untaxed elements may also arise from lump-sum death beneifts. See our article here.
When you can access your super: conditions of release of super.