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Australian tax guide

Superannuation Contributions Guide

Concessional caps, non-concessional caps, Division 293, voluntary contributions, and carry-forward.

Ashma Ghimire
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Plain-English explainer
Want to test the trade-off? Use our super projection calculator or salary sacrifice super calculator to see how additional contributions affect your take-home pay and retirement balance.

Types of super contributions

Super contributions fall into two buckets: concessional contributions, made from pre-tax money and taxed at 15% inside the fund, and non-concessional contributions, made from money you have already paid income tax on, which enter the fund tax-free.

Definition

Concessional contributions

Pre-tax contributions: employer Superannuation Guarantee (SG) payments, salary sacrifice, and personal contributions you claim a deduction for. Normally taxed at 15% inside the fund; Division 293 can add tax to part or all of the relevant contributions.

Definition

Non-concessional contributions

After-tax contributions — money you have already paid income tax on. Not taxed again on entry, and withdrawals in retirement are generally tax-free once you are 60+.

If you are still deciding whether super is the right tax lever at all, the income tax guide helps frame how super fits beside deductions, HELP, and other planning decisions. People who meet the relevant conditions may also collect a government co-contribution of up to $500 on personal after-tax contributions.

Concessional contributions cap 2026–2027

The concessional contributions cap is $32,500 for 2026–2027. It is a combined limit — every concessional contribution counts towards it, regardless of source.

What counts towards the $32,500 capNotes
Employer SG contributions (12%)Compulsory employer payments — always concessional
Salary sacrifice contributionsVoluntary pre-tax contributions via your employer
Personal contributions (tax-deductible)After lodging a valid Notice of Intent with your fund

Worked example: how much cap is left?

Your employer pays 12% SG on an $80,000 salary = $9,600 in employer contributions. That leaves $22,900 of your concessional cap for salary sacrifice or personal deductible contributions.

The cap is indexed

The concessional cap is indexed to average wage growth and rises in steps over time — the $32,500 figure shown here is the cap for 2026–2027, with the non-concessional cap set at four times the concessional cap. Later years can be higher, so check the ATO contributions caps page when planning contributions that straddle 30 June.

Concessional contributions are taxed at 15% inside the fund. For anyone paying more than that at their marginal rate, the trade-off is usually attractive — provided the money can stay inside super. If you are contributing through payroll, the salary sacrifice guide explains the mechanics and trade-offs in more detail. Those contributions are also reportable, so they are added back into the income a study loan repayment is assessed on — the HECS repayment calculator shows the effect.

Non-concessional contributions cap

The non-concessional contributions (NCC) cap is $130,000 per year for 2026–2027. These are after-tax contributions — you have already paid income tax on the money, so it enters the fund tax-free.

Bring-forward rule

If you are under 75, the amount you can bring forward depends on your total super balance (TSB) at 30 June of the prior year. A balance below $1.84 million can unlock up to two future NCC caps — a lump sum of up to $390,000 over three years. Higher balance bands have smaller limits, as the table shows.

Total super balance (prior 30 June)Maximum NCC (3-year period)
Under $1.84 million$390,000 (full bring-forward)
$1.84 million to under $1.97 million$260,000 (2-year bring-forward)
$1.97 million to under $2.10 million$130,000 (annual cap only)
$2.10 million or moreNil — no NCC cap is available
Source: ATO — Non-concessional contributions cap. Thresholds indexed periodically.

Division 293 tax

Division 293 tax applies when your income for surcharge purposes plus your low tax contributions — concessional contributions excluding any excess over the concessional cap — exceeds the $250,000 threshold. Because the contributions themselves count towards the test, your income alone does not need to reach $250,000. The extra tax is 15% of the lesser of your low tax contributions and the amount above the threshold. A contribution fully within that lesser amount faces a total fund-tax rate of 30%; near the threshold, only part of the contributions may attract the extra tax. Members of defined benefit funds and constitutionally protected funds are covered by modified Division 293 rules.

Super modelled at the 12% SG rate on salary up to the $270,830 annual maximum contributions base — SG is not payable on earnings above it, and only contributions within the $32,500 concessional cap count for Division 293.
ScenarioIncome + superDiv 293 applies?Illustrative Div 293 extra tax
$200,000 salary + $24,000 super$224,000No
$240,000 salary + $28,800 super$268,800Yes$2,820
$300,000 salary + $32,500 super$332,500Yes$4,875

Division 293 tax is assessed after lodging your tax return — the ATO sends a notice and you can pay it from your super fund or personally. Where the full extra tax applies, concessional contributions can still beat keeping the earnings at the top marginal rate (47% including the Medicare levy).

Carry-forward unused concessional cap

Unused concessional cap from any year since 2018-19 can be carried forward for up to five years and used in a later year — as long as your total super balance is under $500,000 at 30 June of the previous financial year. That can allow a much larger concessional contribution in a single year.

Where this rule is useful

People returning from parental leave, career breaks, or part-time work often have unused concessional cap space. The carry-forward rule lets them make a larger catch-up contribution in a stronger income year — often alongside a capital gain they want to offset.

Your available carry-forward amount is visible in the ATO section of your myGov account. Funds report contributions annually, so balances and unused caps update after each financial year.

Source: ATO — concessional contributions cap and carry-forward rules.

Low Income Super Tax Offset (LISTO)

The Low Income Super Tax Offset (LISTO) refunds up to $500 of contributions tax to your super fund if your adjusted taxable income is $37,000 or less. It exists so low-income earners don't pay more tax on super contributions than on their take-home pay — and the ATO pays it automatically, with no application needed and no requirement to lodge a tax return.

ConditionDetail
Income thresholdAdjusted taxable income $37,000 or less
Maximum payment$500 per year
How it is calculated15% of total concessional contributions (capped at $500)
Who paysATO — credited directly to your super fund
EligibilityIncome, at least 10% of total income from employment or business, and residency and visa conditions must all be met
Source: ATO — Low income super tax offset. The Government has announced a higher LISTO threshold and maximum payment from 1 July 2027.

Worked example: LISTO on $30,000

If the other eligibility conditions are met, you earn $30,000 and your employer pays $3,600 in SG contributions (12%). LISTO = 15% × $3,600 = $540, capped at $500. The ATO credits $500 to your fund — effectively refunding the contributions tax.

Voluntary contributions — is it worth it?

Extra concessional contributions normally save tax by redirecting pre-tax income into super at 15% instead of your marginal rate — a saving of up to $320 per $1,000 for top-bracket earners. Division 293 can reduce that saving. The trade-off is that the money is generally locked away until you meet a condition of release.

Savings derived from the 2026–2027 brackets plus the 2% Medicare levy.
Taxable incomeMarginal rate (incl. Medicare)Super tax rateTax saved per $1,000
$45,001 – $135,00032%15%$170
$135,001 – $190,00039%15%$240
$190,001+47%15%$320
Where a contribution is subject to Div 293Depends on the income mix30% maximumVaries near the threshold

Super may be locked away for years

Weigh the immediate tax saving against having capital inside super until you meet a condition of release. Time in market inside super (with concessional 15% earnings tax) can favour contributions over holding equivalent investments outside super — but only if you won't need the money sooner. Deciding whether to pay off your mortgage or invest instead? That comparison runs the offset side of the decision.

If you are comparing this saving with other options such as deductions, HELP repayments, or a novated lease, the income tax guide is a useful cross-check.

Government co-contribution

The government co-contribution can add up to $500 to your super when you make an eligible personal (non-concessional) contribution and meet the income, age, residency, total-super-balance and employment-or-business-income tests. It is a direct government top-up, paid after you lodge your tax return.

Your incomeCo-contribution rateTo receive max $500
$49,293 or below$0.50 per $1 contributedContribute $1,000
$49,294 – $64,293Tapers to zeroCo-contribution reduces as income rises
$64,294+NilNot eligible
Source: ATO — Government super co-contribution. You must be under 71 and earn at least 10% of income from employment or business. You generally cannot hold a temporary visa at any time in the year, but New Zealand citizens and people holding a prescribed visa are exceptions.

If you are getting your records ready before lodging, the tax return checklist is a useful reminder of the documents and year-end steps that usually matter.

Frequently asked questions

Have a question we didn’t answer? Contact us →

What is the concessional contributions cap for 2026-27?

The concessional contributions cap is $32,500 for 2026-27. It is a combined limit covering employer Superannuation Guarantee payments, salary sacrifice, and personal contributions you claim as a tax deduction. The cap is indexed to wage growth, so it rises periodically — check the ATO contributions caps page for the year you are planning for.

What is the difference between concessional and non-concessional contributions?

Concessional contributions are made from pre-tax money (employer SG, salary sacrifice, personal deductible contributions) and are taxed at 15% inside the fund, capped at $32,500 a year. Non-concessional contributions are made from after-tax money, enter the fund tax-free, and are capped at $130,000 a year.

Can I claim my personal super contribution as a tax deduction?

Yes, if you are eligible and give your fund a valid Notice of intent to claim a deduction before lodging your tax return (or the end of the following income year, if earlier). Your fund must acknowledge the notice before you claim the deduction. The amount claimed becomes concessional, is normally taxed at 15% in the fund, and counts towards the $32,500 concessional cap.

What happens if I exceed the concessional or non-concessional cap?

Excess concessional contributions are included in your assessable income and taxed at your marginal rate, with a non-refundable tax offset equal to 15% of the excess for the tax already paid in the fund. Excess non-concessional contributions are taxed at 47% unless you elect to withdraw them (with associated earnings) from your fund.

How much super can I contribute tax-free each year?

Non-concessional (after-tax) contributions of up to $130,000 a year enter your fund with no contributions tax. If you are under 75 and your prior 30 June total super balance is below $1.84 million, the bring-forward rule can allow up to $390,000 across three years. Higher balances can allow only two years or the annual cap, so check the bring-forward table before contributing.

What is the carry-forward (catch-up) concessional rule?

If you don't use your full concessional cap in a year, the unused amount carries forward for up to five years. You can use accumulated unused cap as long as your total super balance was under $500,000 at 30 June of the previous financial year. Your available amount is visible in ATO online services via myGov.

When can I access my super?

You can generally access super when you reach preservation age and retire, start a transition-to-retirement income stream, cease an employment arrangement on or after age 60, or turn 65. Reaching age 60 by itself does not always release unrestricted super. There are limited early-release grounds, including severe financial hardship and terminal illness.

Can my employer refuse salary sacrifice into super?

Salary sacrifice is a voluntary arrangement — employers are not legally required to offer it. The 1 January 2020 legislative change ensured that salary sacrifice cannot reduce your SG entitlements, but it did not mandate employers to provide salary sacrifice. Whether your employer facilitates it depends on your employment contract, enterprise agreement, and payroll capability.

Who is eligible for the Low Income Super Tax Offset (LISTO)?

LISTO is available only when all eligibility conditions are met. This includes adjusted taxable income of $37,000 or less, concessional contributions, at least 10% of your total income coming from employment or business, and the relevant residency and visa conditions. You do not need to lodge a tax return to receive it — the ATO can work it out from your fund's reporting and other income data, and credits up to $500 directly to your super fund.

Model a contribution strategy

Check the effect on both take-home pay today and retirement savings over time — for any financial year.

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This guide is for general educational purposes only and does not constitute financial or tax advice. Super rules are complex and caps are subject to indexation — consult a registered tax agent or accountant for personalised advice. Information is based on ATO guidance current as at 2026–2027.