Australian employers send $156.3 billion into superannuation funds every year. That works out to $39 billion per quarter, $620 million every business day, and roughly $4,950 every second of the working year.
For some context: the total annual flow is larger than the entire Australian Defence budget, larger than every dollar of company tax paid by ASX 200 companies combined, and equivalent to almost 6% of Australian GDP. Total super assets in Australia now sit above $4.5 trillion, making it the fourth-largest pension pool in the world.
If you run a business in Australia and you employ staff, you are participating in the largest forced savings system in the developed world. Super is now your second-biggest payroll cost after wages themselves, and from 1 July 2026 the cadence of how that money leaves your bank account changes for the first time in 30 years.
This piece breaks down where the $156 billion comes from, where it goes, what it costs a typical Australian business, and what Payday Super means for the cash flow profile of every employer in the country.
Published: May 2026
Australian Prudential Regulation Authority (APRA) data for the year ending December 2025 shows:
The employer contribution number is the one that matters for this piece. That $156.3 billion is the aggregate cost of the Super Guarantee plus the additional employer-paid contributions (salary sacrifice arrangements, defined benefit funding) that flow from Australian businesses into employee retirement accounts every year.
Broken down at typical operating cadences:
For comparison: the Australian Defence budget for 2025-26 is approximately $56 billion. The entire combined company tax paid by the ASX 200 in recent years has been in the range of $100-130 billion. Total Australian household electricity spending sits at around $20 billion per year. The annual super flow exceeds all of these.
If you want to sense-check whether $156.3 billion is plausible, the math chain is straightforward.
According to ATO compliance data, there are approximately 942,500 employers in Australia employing 14.9 million workers eligible for super. Average Weekly Ordinary Time Earnings (AWOTE) for full-time adult employees, the ABS series most relevant to SG calculations, sits at $2,051 per week as of November 2025, annualising to approximately $106,650.
The Super Guarantee rate is 12% from 1 July 2025, the final scheduled increase in a 33-year journey from 3% in 1992. The math:
14.9 million eligible workers × $106,650 × 12% = $190.6 billion theoretical SG liability
The actual employer contribution figure ($156.3 billion) is lower than this back-of-envelope theoretical number for several legitimate reasons: not every eligible worker earns at the full-time adult average (many are part-time, casual, or junior), some workers earn above the maximum contribution base ($65,070 per quarter for 2025-26, beyond which SG is not required), and the SG-eligible population includes some workers who receive lower contributions because of these factors.
The gap between theoretical liability and actual contributions is the Super Guarantee gap, which the ATO estimates at $6.25 billion for the most recent measured year (2022-23). That figure represents around 6% of total theoretical liability not being collected, including a mix of deliberate non-compliance and inadvertent underpayment driven by misclassification of Ordinary Time Earnings.
The point of running the calculation in public is not to replace the APRA figure with a guess. It is to show that the $156.3 billion is the right order of magnitude when you build it from first principles, and to set up the question that matters for employers: what does this mean for your specific wage bill?
The super system in Australia is large, concentrated at the top, and getting more concentrated every year.
The largest funds by funds under management as at late 2025:
The top 10 APRA-regulated funds together hold the majority of all APRA-regulated super assets. The Self-Managed Super Fund (SMSF) sector, holding around $1.07 trillion in assets across roughly 615,000 funds, is the other large pool. Exempt public sector schemes hold around $181 billion. Life office statutory funds hold about $60 billion.
Of the $156.3 billion employers send every year, the bulk flows into a handful of APRA-regulated retail and industry funds. A smaller proportion goes directly into SMSFs where employees have made that choice. The mechanics: the employer pays the contribution to the chosen super fund (via SuperStream-compliant payment processing), the fund credits it to the employee's account, and the assets are invested according to the member's chosen investment option.
Super contributions are now a much larger share of payroll cost than they were when the SG was introduced.
The Super Guarantee rate over time:
What this means in practical terms: a business with the same headcount and the same nominal wage bill today pays four times more super than the same business in 1992. If your 1992 wage bill of $1 million attracted $30,000 in super, your equivalent 2025-26 wage bill of $1 million attracts $120,000 in super.
Layered on top of the rate increase: the abolition of the $450 per month minimum SG threshold from 1 July 2022 (so super now applies to almost every dollar of OTE from dollar one), and the steady rise in nominal wages over the same period.
The cumulative effect is that super has shifted from being a marginal payroll on-cost in the early 1990s to being one of the largest fixed costs in any wage-heavy business model. For most professional services firms, accountants, consultants, construction businesses, and trades operators, super now represents 10-12% of total labour cost on a fully-loaded basis.
For more on how to factor super into employee cost calculations, see our employee cost calculator and the true cost of hiring an employee guide.
Take three Australian businesses at different scales, and the super line item becomes very concrete.
A 5-person startup with average wages of $80,000 per head. Total annual wage bill: $400,000. Super at 12%: $48,000 per year. That breaks down to $4,000 per month, $923 per week, or just under $185 per business day. Under the current quarterly SG system, the business writes a cheque for $12,000 to its super clearing house every three months. Under Payday Super from 1 July 2026, that same $48,000 leaves the bank account in 52 weekly payments of $923 each.
A 20-person business with average wages of $90,000 per head. Total annual wage bill: $1.8 million. Super at 12%: $216,000 per year. That breaks down to $18,000 per month, $4,154 per week, or $830 per business day. Under quarterly SG, the business writes a $54,000 cheque every three months. Under Payday Super, $4,154 leaves every week.
A 50-person business with average wages of $95,000 per head. Total annual wage bill: $4.75 million. Super at 12%: $570,000 per year. That breaks down to $47,500 per month, $10,962 per week, or $2,192 per business day. Under quarterly SG, the business writes a $142,500 cheque every three months. Under Payday Super, $10,962 leaves every week.
The total annual amount does not change. The cash flow profile changes dramatically. Quarterly super payments are a big lump sum four times a year that businesses can plan for, build a buffer toward, and pay out of accumulated working capital. Payday Super is a continuous outflow that runs alongside wages and effectively becomes part of the weekly payroll cash event.
The single most significant change to Australian payroll in 30 years takes effect on 1 July 2026. Payday Super requires employers to pay super contributions to the employee's chosen fund within 7 business days of the pay run that generated the SG liability, replacing the current quarterly payment cycle.
Four practical implications:
1. The cash flow profile of every Australian business changes overnight. Quarterly super payments are a one-in-four-month event. Payday Super becomes a weekly, fortnightly, or monthly event matching whatever pay cycle the business runs. For the 20-person business above, quarterly super of $54,000 becomes weekly super of $4,154. Same total, completely different working capital pattern.
2. The buffer disappears. Many businesses currently fund quarterly super out of accumulated cash, sometimes drawing down a buffer that built up over the prior quarter. Under Payday Super, super has to be paid at the same speed wages are paid, which means the buffer model no longer works. Businesses that previously ran tight will have to either build a permanent working capital buffer or find faster cash conversion.
3. The clearing house becomes critical infrastructure. Currently, many small businesses use the Small Business Superannuation Clearing House (SBSCH) free service run by the ATO. The SBSCH is being decommissioned from 1 July 2026 and is closed to new users from 1 October 2025. Every employer needs an alternative: their payroll software's built-in clearing house (Xero, MYOB, Employment Hero, KeyPay), the default super fund's free clearing house, or an independent commercial clearing house (Beam, ClickSuper, SuperChoice). The chosen clearing house has to handle the 7-day payment window reliably.
4. The Super Guarantee Charge regime tightens. The current SGC penalty regime is being updated to reflect the new payment cadence. Under the new framework, late or short super attracts the SGC charge much faster than under the quarterly system. The ATO has invested significantly in real-time monitoring of SG compliance using STP Phase 2 reporting data, which means underpayment is more visible than ever before.
For a fuller walkthrough of Payday Super, see our Payday Super 2026 employer guide.
Most super underpayment in Australia is not deliberate. It is misclassification of Ordinary Time Earnings (OTE). Super is paid on OTE, not on total wages, and the line between what counts as OTE and what does not is finicky enough that even experienced payroll managers get it wrong.
Six of the most common OTE classification traps:
1. Overtime treated incorrectly. Pure overtime worked outside ordinary hours is not OTE and does not attract SG. But many shift-based businesses pay "overtime rates" for work that is actually part of an employee's ordinary hours under their award (shift loadings, weekend penalties on a roster that includes weekends as ordinary days). These shift loadings are OTE and do attract SG. Misclassifying them costs the employer in unpaid super plus interest plus penalties when caught.
2. Annual leave loading and SG. Annual leave loading paid to compensate for the loss of overtime opportunities while on leave is generally not OTE. Annual leave loading paid for any other reason (or paid as a standard award entitlement) generally is OTE. Most employers either treat all annual leave loading as OTE (overpaying) or none of it as OTE (underpaying). The correct treatment depends on the award and the reason for the loading.
3. Bonuses and commissions. Performance bonuses tied to ordinary hours of work are OTE. Bonuses paid as a discretionary one-off (no contractual entitlement, no relation to ordinary hours) may not be OTE. Sales commissions are usually OTE because they relate to ordinary hours of work even though the amount varies.
4. Allowances. This is the largest category of error. Allowances paid in respect of an employee's working conditions (height allowance, dirty work allowance, first aid allowance) are typically OTE. Allowances paid as reimbursement of expenses (travel reimbursement, meal allowance for genuine overnight travel) are not OTE. The line is whether the allowance is "for" the work performed or "in respect of" a specific expense incurred.
5. Termination payments. Genuine redundancy payments and certain other employment termination payments are not OTE. But payments in lieu of notice, accrued leave payouts, and ex gratia payments can attract SG depending on the structure. Many employers underpay on termination.
6. Salary sacrifice arrangements. Where an employee sacrifices part of their salary to super, the SG base is calculated on the pre-sacrifice salary, not the reduced cash salary. Employers who calculate SG on the post-sacrifice amount underpay super. This was clarified by amendments to the SG legislation in 2020 but is still a common mistake.
The cost of getting any of these wrong is the unpaid super plus 10% interest per annum, plus an administrative component, plus loss of the tax deductibility of the late-paid super. For a single low-paid employee misclassified on a $5,000 annual allowance, the lifetime cost of a multi-year underpayment can reach $5,000-$10,000 once interest and penalties compound.
For most small businesses, the practical answer is to configure payroll software correctly from day one and review OTE coding when adding new pay types. Our Xero payroll Australia complete setup guide covers the correct coding for the most common pay types under Australian awards.
The ATO publishes an annual estimate of the Super Guarantee gap, the difference between SG that should be paid in theory and the amount actually paid. For 2022-23 (the latest measured year), the gap was $6.25 billion, or 6% of theoretical SG liability.
The composition of the gap:
The ATO compliance approach for SG underpayment has shifted significantly in the past 5 years. STP Phase 2 reporting (mandatory since 2022) gives the ATO real-time visibility of every pay run, including the OTE classification on each pay line. The ATO uses this data to identify underpayment patterns across employers, and to issue prompts and audits to non-compliant businesses.
From 1 July 2026 under Payday Super, the ATO will receive payday-level reporting on super contributions, with much faster identification of late or short payment. The compliance window will effectively collapse from quarters to weeks.
The other lever that matters: from 1 January 2025, intentional underpayment of wages (including super) became a criminal offence under the Fair Work Act, with maximum penalties of 10 years imprisonment for individuals and $8.25 million for companies. The Voluntary Small Business Wage Compliance Code provides a safe harbour for employers who take reasonable steps to comply, but the threshold for "intentional" is interpreted broadly and the compliance environment is materially tougher than it was 24 months ago.
Three reasons super has shifted from being a routine payroll item to a strategic cost line for Australian employers in 2026.
First, it is now the second-largest payroll cost. At 12% of OTE, super is bigger than any single operating cost in most service businesses other than wages themselves. A typical mid-sized professional services firm with $5 million in wages pays $600,000 in super. That is more than most firms spend on rent, software, and marketing combined.
Second, the cash flow profile is about to change permanently. Quarterly super was a smoothing mechanism for cash flow. Payday Super removes that smoothing. Businesses that ran tight on cash before need a different working capital structure from 1 July 2026.
Third, the compliance environment has tightened. STP Phase 2, Payday Super reporting, wage theft criminalisation, and the ATO's real-time monitoring infrastructure mean SG underpayment is more visible and more consequential than it has ever been. A payroll setup that quietly underpays super for 12 months no longer goes unnoticed.
For business owners, the practical takeaway is that super deserves the same operational attention as the wage bill itself. The decisions about clearing house, OTE classification, and payment timing materially affect both cash flow and compliance risk.
For most Australian SMEs, the cleanest path is professionally managed payroll. Our hire vs outsource calculator walks through the build-vs-outsource decision for finance and payroll functions. The full cost picture of outsourced payroll is in our guide on how much does payroll outsourcing cost in Australia.
How much super do Australian employers pay each year in total?
According to APRA data for the year ending December 2025, Australian employers paid $156.3 billion in superannuation contributions, an 8.6% increase on the prior year. This represents the aggregate cost of Super Guarantee contributions plus additional employer-paid contributions (salary sacrifice and defined benefit funding) flowing from Australian businesses into employee super accounts.
What is the current Super Guarantee rate in Australia?
The Super Guarantee rate is 12% of an employee's Ordinary Time Earnings (OTE) from 1 July 2025. This is the final scheduled increase in a series of steps from 3% in 1992. The rate stays at 12% from 2025-26 onwards with no further legislated increases.
What is the Super Guarantee gap?
The Super Guarantee gap is the ATO's estimate of the difference between SG that should be paid in theory and the amount actually paid. The most recent published estimate is $6.25 billion for 2022-23, or 6% of theoretical SG liability. Most of the gap is technical underpayment caused by OTE misclassification, late payment, or missed contributions, rather than deliberate non-compliance.
When does Payday Super start in Australia?
Payday Super takes effect from 1 July 2026. From that date, employers must pay super contributions to the employee's chosen fund within 7 business days of the pay run that generated the SG liability, replacing the current quarterly payment cycle. The Small Business Superannuation Clearing House is being decommissioned from 1 July 2026 and is closed to new users from 1 October 2025.
How much super does a business with 20 employees pay each year?
For a 20-person business with average wages of $90,000 per employee, the annual super cost at 12% of OTE is approximately $216,000, or $18,000 per month, or just over $4,000 per week. The exact amount depends on the OTE classification of each pay type (some allowances and overtime do not attract SG) and on whether any employees earn above the maximum contribution base.
What is Ordinary Time Earnings (OTE) and why does it matter for super?
OTE is the legal base on which Super Guarantee is calculated. It is broadly the employee's earnings for their ordinary hours of work, including shift loadings, allowances paid in respect of the work performed, and most bonuses. It excludes overtime paid for work outside ordinary hours and certain reimbursements. Getting OTE classification right is the single biggest source of accidental SG underpayment in Australia.
What is the Super Guarantee Charge (SGC)?
The Super Guarantee Charge is the penalty regime applied when an employer pays super late or short. It includes the unpaid super amount, 10% interest per annum, an administrative component, and the loss of the tax deductibility of the late-paid super. Under Payday Super from 1 July 2026, the SGC framework is being updated to reflect the new payment cadence with faster identification of late or short contributions.
Does Super Guarantee apply to contractors?
It can. SG applies to employees and to certain contractors who are deemed employees for SG purposes. A contractor engaged wholly or principally for their labour can be deemed an employee for SG purposes even where the contractual relationship is set up as a contract for services. The classification depends on the substance of the working relationship, not just the contract. Misclassification (sham contracting) carries significant penalties under the Fair Work Act.
How is the total super system in Australia at $4.5 trillion possible?
The total super system assets reflect 33 years of accumulated contributions plus investment returns. Super started in 1992 with around $148 billion in assets. Cumulative contributions plus compound investment returns over the subsequent 33 years have grown the system to $4.5 trillion. The system is now the fourth-largest pension pool in the world, behind the United States, the United Kingdom, and Canada.
What does the maximum contribution base mean for super?
The maximum contribution base is the cap on the OTE for which an employer must pay SG. For 2025-26, the cap is $65,070 per quarter. An employee earning more than this in a quarter does not attract SG on the excess. Above the cap, employers may still choose to contribute as a contractual or salary-packaging arrangement, but SG is not legally required.
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Disclaimer: We review and check this guide periodically. At the time of writing (May 2026), all information was current. Figures cited are from APRA (employer contributions, total system assets), ATO (Super Guarantee gap, employer compliance data), and ABS (Average Weekly Ordinary Time Earnings). Scale Suite is a registered BAS Agent, not a licensed tax advisor or financial advisor. This content is general information only and does not constitute professional tax, financial, legal, or superannuation advice. Some details may change over time.
Scale Suite is a Sydney-based provider of outsourced finance and HR services for Australian SMEs. We deliver bookkeeping, financial reporting, payroll processing, fractional CFO support, recruitment, employee onboarding, people and culture support, and fractional HR oversight, all as a fully embedded team that works inside your business.
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