Alex is Sprintlaw’s co-founder and principal lawyer. Alex previously worked at a top-tier firm as a lawyer specialising in technology and media contracts, and founded a digital agency which he sold in 2015.
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Overtime is one of the most common pressure points for Australian employers. It keeps your operations moving when demand spikes, but it can also expose you to underpayment risk if it isn’t managed and paid correctly.
In this guide, we break down how overtime works under Australian law, how to calculate the correct rates, and the practical steps to stay compliant. We’ll also flag common traps we see and the contracts and policies that make overtime easier to manage day-to-day.
What Counts As Overtime In Australia?
Overtime generally means hours worked outside of an employee’s “ordinary hours” or outside the “span of hours” set by the relevant modern award or enterprise agreement. The National Employment Standards (NES) also limit hours to what is “reasonable.”
For most employees covered by a modern award, ordinary hours, rostering rules and when overtime kicks in are defined in that award. For award-free employees, the NES and the employment contract do the heavy lifting.
- Ordinary hours: Set in the applicable award/agreement, often up to 38 hours per week for full-time employees (plus reasonable additional hours).
- Span of hours: Time window when ordinary hours can be worked without overtime (for example, certain hours Monday-Friday).
- Daily limits: Many awards trigger overtime once daily ordinary hours are exceeded (e.g., after 7.6, 8, 10 or 12 hours depending on the award).
- Weekly limits: Overtime may also start after the ordinary weekly hours are exceeded.
- Reasonable additional hours: The NES allows additional hours that are “reasonable” considering factors like health and safety, business needs and personal circumstances.
It’s important to separate penalty rates (higher pay for particular times like weekends or public holidays) from overtime. Employees can be entitled to both, but the triggers and multipliers are often different. For a refresher on how they interact, it’s worth revisiting penalty rates and how they sit alongside overtime rules.
You should also keep an eye on overall hour limits under the NES and relevant awards. As a baseline, start with the rules on maximum weekly hours and (where applicable) daily caps set out by your award.
How Do You Calculate Overtime Rates?
Most awards and agreements set overtime in tiers, commonly “time and a half” (150%) for the first few hours, then “double time” (200%) after that. Some also have special rules for late nights, early mornings, weekends or work after a rostered shift.
Key Variables That Affect Overtime
- Day and time: Saturday, Sunday and public holidays often attract higher multipliers.
- Daily/weekly thresholds: Overtime may start after a daily or weekly limit, whichever is first.
- Casual employees: Casual loading usually applies to ordinary hours; check your award for whether overtime is calculated on the loaded rate or base rate.
- Part-time employees: Hours worked outside agreed part-time hours may be overtime or may be paid at ordinary rates up to full-time equivalent-award wording is crucial here.
- Minimum engagement and breaks: Some awards require minimum shift lengths and paid/unpaid breaks-missing these can change how overtime applies.
If you’re configuring payroll or doing a spot check, it can help to compare your calculations with an external reference as a sense-check. Our detailed overtime rates guide and a quick run through the pay calculator approach can provide useful guardrails.
Don’t forget special rates for certain times of day, especially in industries with late trading or shift work. If you regularly operate nights, have a look at how night pay rates interact with your overtime rules so you’re not underpaying after midnight or before dawn.
Time Off In Lieu (TOIL) And Averaging Arrangements
Many awards and agreements allow time off in lieu (TOIL) instead of paying overtime, but it must be done by the book. Typically, TOIL requires a written agreement with the employee, accrued at the correct overtime rate, taken within a set timeframe and recorded accurately.
- TOIL agreement: Must be genuine, in writing and made before (or at the time) the overtime is worked.
- Accrual rate: Often on the same multiplier as the overtime (e.g., 1.5 hours off for each hour of “time and a half”).
- Use-by date: Many awards require TOIL to be taken within a defined period or paid out at overtime rates if not taken.
- Record keeping: Keep clear records of hours worked, accruals and time taken.
Similar care is needed with averaging arrangements. Some awards let you average hours over a roster cycle so you can roster longer days without triggering daily overtime (as long as the average is within ordinary hours). You’ll usually need written agreement, and your roster must comply with the award’s averaging rules.
If TOIL forms part of your strategy, it’s a good idea to document the process and approvals in a short policy, and ensure managers understand the rules. To stay within the lines, read up on time in lieu and how awards typically structure it.
Contracts, Awards And Policies You’ll Need
The building blocks of overtime compliance are simple: accurate coverage under the right award (if any), clear employment contracts and practical policies that managers actually use.
Employment Contracts
Employment contracts should make it clear what ordinary hours are, how overtime is approved and paid, and whether TOIL is available. Include clauses on rosters, breaks and when an employee can be directed to work reasonable additional hours.
- Employment Contract (full-time/part-time): Sets ordinary hours, rostering expectations and overtime approval processes.
- Employment Contract (casual): Clarifies casual loading, minimum engagements, and when overtime applies.
Award Coverage And Compliance
Confirm which modern award (if any) covers each role, and map its overtime clauses into your payroll system. Where roles are award-free, your contracts and policies carry more weight, but you still must comply with the NES and the “reasonable additional hours” standard.
- Award Compliance: Ensures you’re applying the right coverage, classification and pay rules.
- Modern Awards: Understand classifications, ordinary hours, overtime triggers and allowances.
Workplace Policies
A short, practical policy can prevent disputes and streamline approvals. Focus on overtime pre-approval, TOIL, breaks, meal allowances and record keeping. Keep it simple so managers follow it.
Set-Off Clauses And All-In Rates
Some employers pay a higher “all-in” salary with a set-off clause that purports to absorb overtime and penalties. These clauses are technical and must be drafted and administered carefully. If not implemented correctly, they won’t shield you from underpayment claims. If you use them, get advice and review your approach against your award and payroll data. For context, see how set-off clauses are typically treated in Australian employment contracts.
Common Compliance Traps (And How To Avoid Them)
- “Salaried” doesn’t mean award-free: A salaried employee can still be covered by an award. If an award applies, you must meet (or exceed) the minimums, including overtime and penalties.
- Vague contracts: If your contract is silent on ordinary hours, rosters and approval processes, you’ll struggle to enforce reasonable additional hours or manage TOIL.
- Casual confusion: Casual loading doesn’t automatically replace overtime. Check your award to see whether casuals earn overtime on top of the loading and how it’s calculated.
- Record keeping gaps: You must keep reliable records of hours worked for non-exempt employees. Without accurate time data, it’s hard to prove you’ve paid correctly.
- Averaging without authority: You can’t “average” hours in a way that sidesteps an award’s daily overtime rules unless the award allows it and you follow the specified process.
- Misunderstanding super: Generally, superannuation is paid on Ordinary Time Earnings (OTE), which usually excludes overtime-so long as overtime hours are separately identifiable. To be sure your classifications are right, review how Ordinary Time Earnings work in practice.
- Weekend/public holiday rates: Overtime rates and penalty rates can apply at the same time depending on your award-failing to apply both where required is a common cause of underpayments.
Step-By-Step: Paying Overtime The Right Way
1) Confirm Coverage And Hours
Identify the applicable modern award (or confirm if the role is award-free) and lock in ordinary hours, span of hours, breaks and when overtime applies.
2) Update Contracts And Policies
Make sure employment contracts reflect ordinary hours, approval processes and whether TOIL is available. Add a simple overtime and TOIL policy that managers can follow.
3) Configure Payroll
Build your award rules into payroll: daily and weekly triggers, multipliers, weekend/public holiday differentials, allowances and minimum engagements. Test edge cases and check sample payslips.
4) Set Roster And Approval Practices
Require pre-approval for overtime where practicable. For last-minute needs, capture authorisation soon after. Ensure rosters respect spans of hours and break requirements.
5) Keep Accurate Time Records
Use a reliable time and attendance system for employees whose hours determine pay outcomes. Ensure managers validate timesheets promptly each pay cycle.
6) Monitor And Audit
Run regular spot checks to compare hours worked against payroll outputs. If you pay salaries with set-off, do annual reconciliations to verify the salary actually covers the award entitlements earned.
7) Keep Communicating
Overtime is easier to manage when expectations are clear. Brief new hires on your overtime and TOIL rules during onboarding and refresh your teams regularly-especially if trading hours or staffing needs change.
FAQs: Quick Answers To Common Overtime Questions
Do salaried employees get overtime?
It depends. If a salaried employee is covered by a modern award that includes overtime, you still need to ensure their total pay at least meets (and ideally clearly “sets off”) those entitlements. A salary alone doesn’t remove award obligations.
Is working beyond 38 hours always overtime?
Not always. Many awards allow averaging of hours across a roster cycle, or specify daily and weekly triggers. An employee can also work “reasonable additional hours” under the NES, but the pay outcome still depends on the award or agreement terms.
Can I give TOIL instead of paying overtime?
Yes-if your award or agreement allows it and you follow the rules (written agreement, correct accrual rate, time limits and proper records). Otherwise, you’ll need to pay overtime.
What if an employee works unapproved overtime?
If the work was necessary and you knew (or should reasonably have known) it was being performed, you may still need to pay for it. Strong pre-approval rules help, but don’t eliminate payment obligations for hours actually worked under your direction.
Key Takeaways
- Overtime kicks in when an employee works beyond ordinary hours or outside the span of hours set by the applicable award or agreement.
- Rates and triggers vary by award, so always check the rules for daily, weekly, weekend and public holiday work before configuring payroll.
- Time off in lieu can replace overtime if your award allows it, but it must be agreed in writing, accrued correctly and recorded.
- Clear contracts, simple policies and accurate timekeeping make compliance practical and defendable.
- Beware of common pitfalls like vague set-off clauses, weak record keeping and assuming salaries replace award entitlements.
- Regular audits, training and documented approvals go a long way toward preventing underpayments.
If you’d like a consultation on setting up compliant overtime processes for your workplace, you can reach us at 1800 730 617 or team@sprintlaw.com.au for a free, no-obligations chat.
