Australia has an estimated workforce of over 14 million people. They are spread across urban and regional areas and are employed by domestic and international businesses. Employees are typically paid weekly, fortnightly, or monthly, as employment contracts or modern awards stipulate.

Australia has a robust framework of workplace regulations, with unions and Fair Work Australia negotiating awards and enterprise agreements that set minimum wages and conditions for various industries. Tax residents are subject to a progressive personal income tax, ranging from 0% to 45%, depending on income levels, administered by the Australian Taxation Office (ATO).

Compliance with payroll and tax regulations is essential if you intend to do business in Australia. Adhering to these laws prevents penalties and builds trust with employees and stakeholders.

Following ATO regulations avoids significant fines and audits for local businesses. For international companies, compliance enhances their reputation with the Australian government and strengthens their market credibility. 

Payroll Tax in Australia

A payroll tax is the tax an employer pays on its payroll, which includes taxes on salaries, bonuses, allowances, and other employee compensation or benefits.

Definition and Purpose of Payroll Tax

In Australia, payroll tax is a state and territory tax levied on wages paid or payable by an employer to employees when the total taxable wages exceed a threshold amount.

Unlike personal income tax, a federal tax on individual earnings administered by the Australian Taxation Office (ATO), payroll tax is managed by state and territory revenue offices, such as Revenue NSW or the State Revenue Office of Victoria.

The primary purpose of the payroll tax is to fund essential state services, including healthcare, public transport, policing, and infrastructure projects.

Employer and Employee Responsibilities

Payroll tax in Australia primarily involves employer contributions, with no direct employee deductions for this tax. Employers must register for payroll tax when their total Australian taxable wages exceed the relevant state or territory threshold. For example, in South Australia, registration is required if wages exceed the monthly threshold of $125,000. As the respective state revenue office outlines, employers are responsible for lodging monthly or annual returns, performing annual reconciliations, and paying the tax due.

Employees have no direct responsibilities for payroll tax, as it is an employer’s obligation. However, employees benefit indirectly through the state services funded by this tax. Employers must ensure accurate reporting of taxable wages, including salaries, superannuation, allowances, and certain contractor payments. Non-compliance, such as underreporting or late lodgments, can result in significant penalties, including fines or audits by state revenue offices.

Payroll tax is distinct from Pay As You Go (PAYG) withholding, a federal obligation where employers withhold income tax from employee wages and remit it to the ATO. For PAYG and other federal obligations, employers must report through Single Touch Payroll (STP), streamlining tax and superannuation reporting. 

Engaging an Australian PEO service or Recruitment Agency can streamline payroll tax and PAYG obligations for businesses seeking to simplify compliance. Alternatively, consulting with a tax professional ensures adherence to state and federal regulations.

Employer Payroll Tax Rates in Australia

Payroll taxes in Australia are calculated as a percentage of wages employers pay.

Breakdown of Employer Contributions

Payroll tax in Australia is a state and territory tax, with rates and thresholds varying across jurisdictions. It is administered by state revenue offices, not the Australian Taxation Office (ATO), which handles federal taxes like Pay As You Go (PAYG) withholding. Below are key payroll tax details:

  • Payroll Tax: Rates range from 4% to 6.85%, depending on the state or territory, and are applied to taxable wages exceeding specific thresholds. For example, New South Wales: 5.45% on wages above an annual threshold of $1,200,000.
  • Superannuation Guarantee: A federal obligation, employers must contribute 11.5% of an employee’s ordinary time earnings (increasing to 12% from 1 July 2025) to a complying superannuation fund, administered under ATO regulations. This is separate from state payroll tax but is considered a taxable wage in most states.
  • Additional Surcharges: Some states apply surcharges. For example, Victoria imposes a mental health and wellbeing surcharge.

Industry-Specific Tax Rates

Australia offers industry-specific considerations and exemptions, particularly for regional businesses and certain sectors:

  • Regional Employers: States like Victoria, Queensland, and South Australia offer reduced payroll tax rates for regional employers.
  • Apprentices and Trainees: Wages paid to apprentices and trainees are generally exempt from payroll tax in all states, encouraging skill development.
  • Primary Caregiver Leave: Exemptions apply for wages paid for primary or secondary caregiver leave (up to 14 weeks) in states like Victoria.
  • Non-Profit and Charitable Organisations: Certain exemptions or concessions apply, such as in South Australia, where eligible charities may be exempt.

Overview of Income Tax in Australia

Australian residents are taxed on their worldwide income, while non-residents are taxed only on Australian-sourced income. The Australian Taxation Office (ATO) oversees the personal income tax.

Personal Income Tax Brackets and Rates

Personal income tax in Australia follows a progressive system, with higher earners paying higher rates. Below is the breakdown of tax brackets for the 2024-25 financial year for residents, based on annual taxable income:

Annual Income (AUD)
Tax Rate (%)
Tax Payable (AUD)
$0 – $18,200
0%
$0
$18,201 – $45,000
16%
16¢ for each $1 over $18,200
$45,001 – $135,000
30%
$4,288 plus 30¢ for each $1 over $45,000
$135,001 – $190,000
37%
$31,288 plus 37¢ for each $1 over $135,000
Over $190,000
45%
$51,638 plus 45¢ for each $1 over $190,000

Note: Non-residents are subject to different rates with no tax-free threshold, starting at 32.5% for income up to $135,000, 37% up to $190,000, and 45% thereafter. 

Capital gains for residents are taxed at the individual’s marginal rate (with a 50% discount for assets held over 12 months), while non-residents pay capital gains tax on Australian property at their applicable rate.

Tax-Free Allowances and Deductions

  • Work-Related Expenses: Costs like travel, uniforms, or professional memberships are deductible if directly related to earning income and properly documented.
  • Charitable Donations: Donations of $2 or more to registered charities are deductible.
  • Superannuation Contributions: Personal concessional contributions to superannuation (up to $30,000 in 2024-25, including employer contributions) are deductible, subject to conditions.
  • Medical Expenses: The Net Medical Expenses Tax Offset is available for disability aids, attendant care, or aged care (phasing out, check ATO for eligibility).
  • Low-Income Offsets: The Low Income Tax Offset (up to $700) and Low and Middle Income Tax Offset (up to $1,500) reduce tax for eligible earners.
  • Dependant Offsets: Limited offsets apply for dependents, such as the Dependant (Invalid and Carer) Offset, subject to income tests.

Key Components of Payroll in Australia

Payroll Cycle and Pay Slips

Australia typically follows a monthly payroll cycle, with salaries paid weekly, fortnightly, per employment contracts, or modern awards. Bonuses, overtime, or annual leave loading may be processed separately.

Employers must provide pay slips within one working day of payment, detailing:

  • Gross salary
  • Pay As You Go (PAYG) withholding (income tax)
  • Superannuation contributions (11.5% employer contribution in 2024-25)
  • Other deductions or benefits, such as allowances or salary sacrifice amounts
  • Pay slips must comply with the Fair Work Act 2009 regulations and are often issued electronically via Single Touch Payroll (STP)-enabled software.

Employer Responsibilities for Payroll Tax Compliance

Calculating and withholding PAYG income tax from employee salaries based on ATO tax tables and remitting it to the ATO via STP reporting.

Contributing 11.5% of ordinary time earnings (increasing to 12% from 1 July 2025) to employees’ superannuation funds, reported quarterly to the ATO.

Common Payroll Errors and How to Avoid Them in Australia

  • Misclassifying Employees: In Australia, employees and contractors have distinct tax and superannuation obligations. Misclassifying employees as contractors can lead to penalties.
  • Incorrect Tax and Superannuation Calculations: Errors in calculating Pay As You Go (PAYG) withholding or the superannuation guarantee can result in fines or employee underpayments. 
  • Breaching Minimum Wage and Overtime Rules: The Fair Work Act 2009 mandates minimum wages under industry-specific awards or the national minimum wage ($23.23 per hour or $882.80 per 38-hour week). Overtime must be paid at award rates (1.5x or 2x normal rates). Failing to track or pay correctly can lead to disputes and penalties. 
  • Poor Record-Keeping and STP Reporting Errors: Incomplete records or inaccurate Single Touch Payroll (STP) reporting can trigger ATO audits and penalties. 

Tax Treaties and Withholding Taxes

Australia’s Double Taxation Treaties

Australia has double taxation treaties (DTTs) with over 40 countries to prevent taxing the same income twice. These treaties allow foreign workers and businesses to claim tax credits or exemptions for taxes paid in Australia against their home country’s tax liability. For example, a UK resident working in Australia may have reduced withholding tax rates under the Australia-UK DTT. 

Totalization Agreements

Australia has social security agreements with over 30 countries to prevent double superannuation contributions. These agreements ensure expatriates contribute to only one country’s pension system (typically their home country or Australia, based on residency) and receive benefits accordingly. 

Withholding Tax on Foreign Income

In Australia, payments to non-residents are subject to withholding taxes, unless reduced by a DTT:

Income Type
Withholding Tax Rate
Notes
Dividends
30%
Often reduced under Double Tax Treaties (DTT)
Interest
10%
Flat rate applies unless DTT provides a lower rate

Employers must lodge withholding tax payments and annual reports with the ATO by the due dates. Use STP-enabled software to ensure compliance.

Australia Payroll Tax Calculator

The Remote People Global Payroll Calculator is a handy tool that calculates payroll taxes for local and foreign employees in any country. It’s free to use.