How Work Hours and Overtime Actually Work in Australia

The framework — National Employment Standards plus awards

From what we’ve seen, Here’s the catch. Australian work-hours rules sit on two levels. The National Employment Standards (NES) — set out in the Fair Work Act — establish minimum protections that apply to all employees in the national workplace relations system. Modern awards then sit on top of the NES, providing more detail and higher protections specific to each industry and occupation. Right. Worth knowing.

The relevant NES provisions for hours include:

• Maximum weekly hours of work — 38 hours for full-time employees, plus reasonable additional hours
• Right to refuse unreasonable additional hours
• Right to request flexible working arrangements in some circumstances
• Public holidays
• Annual leave and personal leave

The award layer adds more. Awards specify ordinary hours of work, span of hours (the times of day during which ordinary hours can be scheduled), penalty rates for unsocial hours, overtime triggers, and breaks. The Fair Work Ombudsman’s hours of work, breaks and rosters page covers both layers.

Maximum weekly hours and “reasonable additional hours”

The short version. The Fair Work Act sets a maximum of 38 hours per week for full-time employees as ordinary hours.Beyond that, employers can require “reasonable additional hours”. But the reasonableness test is genuinely a test, not a rubber stamp.

The factors the Act lists for assessing reasonableness include:

• Risk to health and safety from working additional hours
• The employee’s personal circumstances, including family responsibilities
• The needs of the workplace
• Whether overtime pay or time off in lieu compensates for the additional hours
• Notice given by the employer
• Notice given by the employee of any inability to work additional hours
• Usual patterns of work in the industry
• The employee’s role, level, and responsibilities

An employee can refuse additional hours that would be unreasonable, and refusal on those grounds isn’t a breach of the employment contract. The data on disputes suggests this protection is invoked more often by parents, carers, and workers in safety-sensitive roles than by general employees, but it applies broadly.

For more detail on the maximum weekly hours rules, the Fair Work Ombudsman’s maximum weekly hours page is the authoritative source.

Ordinary hours and how they get scheduled

“Ordinary hours” is a technical term in awards. It’s the hours within which work can be scheduled at base rates of pay (without overtime triggering). Awards specify:

• The number of ordinary hours per week (typically 38 for full-time)
• The span of hours — the times of day during which ordinary hours can fall (e.g., Monday-Friday 7am to 7pm in many awards)
• Whether ordinary hours can be averaged over multiple weeks
• How shift work and rotating rosters are treated

Hours scheduled outside the span of ordinary hours typically attract penalty rates (early starts, late finishes, weekends) or overtime rates, depending on what the award specifies.So a Saturday shift might be ordinary hours under one award and a penalty-rate shift under another. Entirely depending on how the relevant award defines its span.

Overtime — when it kicks in and how it’s paid

Overtime is hours worked beyond ordinary hours, or outside the span of ordinary hours, where the award or agreement specifies overtime pay applies. The data on overtime patterns shows substantial industry-level variation in both the trigger conditions and the rates.

Common overtime structures:

• Time-and-a-half for the first few hours of overtime each day or week
• Double-time after that, or after specific hour thresholds
• Different rates for weekends, public holidays, and night shifts that already attract penalty rates
• Minimum overtime payments (e.g., minimum two hours when called in for overtime)

What stands out in the data is how often overtime entitlements are missed. The most common pattern: an employee covered by an award works a few hours past their ordinary finish time, the employer treats it as just “staying back to finish up”, and the overtime rate that should have applied isn’t paid. Over time, this accumulates substantially.

Whether an employee is entitled to overtime depends on the award or agreement covering the role. Some salaried employees are paid an “all-up” rate that’s intended to compensate for reasonable overtime, but only if the award and contract are structured to allow that. The award pay rates page covers how overtime rates are calculated for specific awards.

Time off in lieu and other arrangements

Time off in lieu (TOIL) is an arrangement where overtime hours are compensated with paid time off rather than overtime pay. TOIL can be a useful flexibility tool for both employer and employee, but it’s regulated:

• Some awards explicitly allow TOIL with specific conditions
• Where allowed, TOIL is usually banked at the same rate that overtime pay would have applied (so an hour of overtime at time-and-a-half becomes 1.5 hours of TOIL, not 1 hour)
• Some awards require TOIL to be taken within a defined period or paid out
• Other arrangements — averaging hours, banked time — are also defined in some awards

The data suggests TOIL works well when it’s documented and tracked. And produces disputes when it’s informal. Workers asked to “make up the time later” without a written record often find the arrangement gets forgotten or denied.

When the rules get pushed and what happens

The Fair Work Ombudsman investigates wage-and-hour complaints, and the data on completed investigations shows several recurring patterns: unpaid overtime, missed breaks, public holiday entitlements not paid, and incorrect classification (treating award-covered employees as if they weren’t, or putting them in a lower classification than the work warrants).

Recovery typically includes back-payment plus penalties, and in serious cases public disclosure of the employer. The ombudsman has steadily increased compliance activity over recent years.

For employees considering raising a concern, the practical steps:

• Document the hours worked — keep a personal record outside the employer’s systems
• Look up the relevant award on the Fair Work Ombudsman pay calculator
• Compare actual pay to the award rate for the hours worked
• Raise the issue with the employer in writing first if the discrepancy is small or might be a payroll error
• Contact the Fair Work Ombudsman if the issue isn’t resolved

Frequently asked questions

What are the maximum work hours in Australia?

The Fair Work Act sets a maximum of 38 ordinary hours per week for full-time employees, plus reasonable additional hours. What counts as ‘reasonable’ depends on factors including the employee’s personal circumstances, workplace risks, the role, and whether the additional hours involve overtime pay. Anything beyond reasonable can be refused without breaching the contract.

How is overtime paid in Australia?

Overtime rates depend on the modern award or registered agreement covering the role. Common rates are time-and-a-half for the first few hours of overtime and double-time after that. Some awards specify different patterns. Overtime entitlements only apply if the role is covered by an award or agreement that includes them — not all employment contracts include overtime pay.

Can my employer require me to work overtime?

Employers can require reasonable additional hours, but employees can refuse hours that would be unreasonable. The reasonableness test considers personal circumstances, workplace safety, role expectations, and notice given. Repeated demands for unreasonable hours can be raised with the Fair Work Ombudsman.

What the data suggests workers should actually check

The data on workplace pay disputes consistently points to the same three checks that catch the most common issues. First, what award covers the role — many workers don’t know, and looking it up on the Fair Work Ombudsman pay calculator takes a few minutes. Second, what the award says about hours, overtime, and breaks for that classification — the differences between awards are real and material. Third, whether the actual pay matches what the award produces for the actual hours worked.

Doing these three checks once a year — or whenever something feels off — accounts for most of the gap between workers who get correctly paid and workers who quietly accumulate underpayment over years. The Fair Work Ombudsman’s pay and wages hub is built specifically for these checks and is free to use.

For visa-holding workers specifically, the additional layer of how visa conditions interact with workplace protections is covered in our working rights article.