Can An Employee Take Stress Leave In NZ?

Can an employee take stress leave in NZ? Yes - if stress or a mental health condition means they're not fit for work, it will usually be treated as sick leave under the Holidays Act 2003.

That can feel tricky when you're also trying to cover shifts, manage performance, or understand what's really going on. The good news is that you don't need to diagnose anyone or solve every personal issue. Your job is to respond fairly, keep the right records, protect privacy, and make sensible decisions based on the information you have.

Here's how to handle a stress leave request in a way that's practical for your business and respectful to your employee.

Can An Employee Take Stress Leave From Work In NZ?

Yes, an employee can take time off for stress if they're sick or injured and have sick leave available, or if you agree to another leave arrangement.

New Zealand law doesn't have a separate category called stress leave. In most workplaces, stress, anxiety, burnout, depression and other mental health conditions are managed through sick leave. The key question is whether the employee is unfit for work because of illness or injury.

Under the Holidays Act 2003, eligible employees are entitled to at least 10 days' paid sick leave each year after 6 months' current continuous employment, or after working for the employer over a 6-month period for an average of at least 10 hours a week and at least 1 hour each week or 40 hours each month. Sick leave can carry over, but the minimum statutory cap is 20 days of unused sick leave, unless your employment agreement or policy gives more.

If the employee has no paid sick leave left, you can consider other options, such as:

• unpaid sick leave
• annual holidays, if the employee requests or agrees to use them
• a temporary variation to hours or duties under a flexible work policy
• working from home under a remote work policy, if that genuinely works for the role
• a staged return to work after medical clearance

Be careful not to pressure an employee to use annual holidays instead of sick leave when they're genuinely sick. Annual holidays are for rest and recreation, and forcing the wrong type of leave can create problems under the Holidays Act and the Employment Relations Act 2000.

What Should You Do First When You Receive A Stress Leave Request?

You should acknowledge the request, check leave balances, ask for any evidence you're allowed to request, and keep communication calm and limited to what you actually need to manage the workplace.

A good first response is usually short and practical. For example:

Thanks for letting us know. I'm sorry to hear you're unwell. We'll record this as sick leave for now. Please send through a medical certificate if you're away for 3 or more consecutive calendar days, or let us know if you need to talk about a return-to-work plan when you're ready.

Then work through a simple process.

Step 1: Record The Leave Request

Note the date and time of the request, how the employee contacted you, the dates requested, and whether they said they're unfit for work. Avoid writing assumptions like they're just avoiding a performance meeting. Stick to facts.

Step 2: Check Their Entitlements

Check how long they've worked for you, whether they qualify through continuous employment or their work pattern over the last 6 months, their available sick leave balance, and whether their employment agreement or workplace policy gives more than the legal minimum.

Step 3: Ask What You Need To Know

You can ask when they expect to return, whether they need urgent workplace support, and whether there are any immediate health and safety concerns. You usually don't need detailed medical history.

Step 4: Plan Cover

Separate the staffing issue from the employee's health issue. You can arrange cover, redistribute work or adjust rosters, but don't punish the employee for using lawful sick leave.

Can You Ask For A Medical Certificate For Stress Leave In NZ?

Yes, you can ask for proof in some situations, but the rules depend on how long the employee has been away and how you ask.

Under the Holidays Act 2003, if an employee is away sick for 3 or more consecutive calendar days, you can ask for proof that they're sick or injured. The 3 days are calendar days, not working days. So if someone calls in sick on Friday and is still unwell on Monday, that may be 4 consecutive calendar days.

You can also ask for proof when the employee has been away for less than 3 consecutive calendar days, but only if:

• you ask as early as possible
• you tell them you require proof
• you pay their reasonable expenses for getting that proof

A medical certificate for stress leave doesn't need to tell you every diagnosis or personal detail. Often, it will simply say the employee is unfit for work, the relevant dates, and any work restrictions. That may be enough for your immediate leave decision.

Say Maia works full time in your retail store and texts on Monday morning saying she's taking stress leave for the week. You can ask for a medical certificate because she'll be away for more than 3 consecutive calendar days. If her certificate says she's unfit for work from Monday to Friday, you would usually process those 5 rostered days as sick leave if she has enough paid sick leave available.

If a certificate is unclear, you can ask for clarification about work capacity, likely timeframe and any adjustments needed. Don't ask intrusive questions that aren't needed to manage the job.

What Are Your Employer Obligations Around Stress Leave?

You need to act in good faith, protect the employee's privacy, manage health and safety risks, and avoid treating the employee unfairly because they raised a health issue.

Good faith under the Employment Relations Act 2000 means you should be responsive, communicative and fair. It doesn't mean you have to accept every request without question, but it does mean you shouldn't make snap decisions, ignore medical information, or use sick leave as a reason to discipline someone.

Your health and safety duties also matter. Under the Health and Safety at Work Act 2015, you need to take reasonably practicable steps to provide a healthy and safe workplace. That can include psychosocial risks, such as excessive workload, bullying, fatigue, poor role clarity, or unsafe customer behaviour.

If the employee says work is causing or contributing to their stress, treat that as a workplace risk to assess. You might need to:

• ask what work factors they believe are affecting them
• review workload, hours, staffing levels and supervision
• check whether there are bullying, harassment or conduct concerns
• consider temporary adjustments while you gather information
• keep notes of what you considered and why

Privacy is another big one. Health information is sensitive personal information under the Privacy Act 2020. Keep medical certificates and related notes secure as part of your employee privacy records, share them only with people who genuinely need to know, and avoid discussing the employee's condition with the wider team.

For example, it's fine to tell a roster manager, Maia is on sick leave this week and we need cover for her shifts. It's not fine to tell the whole team, Maia is off with anxiety after a conflict with a customer.

How Should You Communicate With An Employee On Stress Leave?

You can communicate with them, but keep it reasonable, necessary and considerate.

Employers sometimes go too far in either direction. Some send daily messages asking when the person will be back, which can add pressure. Others go silent for weeks, which can leave the employee feeling unsupported and make return-to-work planning harder.

A balanced approach is best. Agree on:

• who the main contact person is
• how often you'll check in
• whether contact should be by email, phone or text
• what information you need for payroll and rostering
• when you'll review the situation again

If the employee has provided a certificate saying they're unfit for work for 2 weeks, you usually don't need to contact them every day. A short check-in near the end of the certificate period may be enough.

What If The Employee Doesn't Respond?

If you need information and the employee isn't responding, take a careful, documented approach. Send a polite message explaining what you need, why you need it, and when you'd like a response. Give them a reasonable chance to reply.

If there's still no response, consider whether they may be too unwell to engage. Escalating straight to disciplinary action can create personal grievance risk. Get tailored advice before you treat non-response during stress leave as misconduct or abandonment.

Can You Manage Performance While Someone Is On Stress Leave?

Yes, but you should usually pause active performance processes while the employee is medically unfit for work, unless there's a fair and health-sensitive reason to continue.

This is where many businesses get nervous. Maybe the stress leave request arrived the day before a performance meeting. Maybe the employee has been missing deadlines for months. Maybe you suspect they're using stress leave to avoid a difficult conversation.

You can still manage performance, but timing and process matter. If the employee is certified unfit for work, pushing ahead with meetings, warnings or dismissal can look unfair. It may also worsen health and safety risks.

A safer path is often:

1. Pause the meeting: confirm the performance process is on hold while they're unfit for work.
2. Keep records: save the performance notes, missed deadlines and earlier feedback separately from the sick leave records.
3. Ask about capacity: when appropriate, ask whether they're fit to attend a meeting, need adjustments, or need a support person.
4. Use medical information: if needed, seek information about work capacity, not private medical details.
5. Restart fairly: when they're fit enough to participate, follow a fair performance management process, give notice of the meeting, explain the concerns, and give them a genuine chance to respond.

For example, Leo runs a small cleaning business. One supervisor, Ana, has 8 days of paid sick leave available and takes 2 weeks off for work-related stress. Leo had already scheduled a performance meeting about repeated roster errors. Instead of sending a warning while Ana is away, Leo confirms the meeting is paused, processes 8 days as paid sick leave, records the remaining rostered days as unpaid sick leave by agreement, and asks Ana to provide updated medical information before returning. Once Ana is fit to engage, Leo restarts the performance process with clear notes and a support person option.

That doesn't guarantee a dispute won't happen, but it puts your business in a much stronger position.

What Should Your Stress Leave Policy Say?

Your policy should explain how employees request sick leave for stress or mental health reasons, what evidence you may ask for, how you'll communicate, and how privacy will be handled.

A policy doesn't replace the Holidays Act, Employment Relations Act or Privacy Act, and it shouldn't cut down minimum entitlements. Its job is to make expectations clear before a stressful situation arises.

Here's a practical outline you can adapt. Have it tailored to your business before you use it, because templates often miss how your rosters, roles and reporting lines actually work.

1. Purpose: explain that the policy covers sick leave for illness, injury and mental health conditions, including stress.
2. Who To Notify: name the manager or contact point, plus the preferred method and timing for absence notices.
3. Leave Entitlements: set out paid sick leave, carry-over rules, unpaid leave options and how payroll will record leave.
4. Medical Evidence: explain when medical certificates may be requested, including the 3 consecutive calendar day rule and reasonable expenses for shorter absences.
5. Communication During Leave: set out reasonable check-ins, emergency contact rules and return-to-work planning.
6. Privacy: state who can access health information and how records will be stored.
7. Workplace Factors: explain how employees can raise workload, bullying, fatigue or safety concerns.
8. Return To Work: cover fitness for work, temporary adjustments, support people and review meetings.
9. Performance And Conduct: explain that genuine sick leave won't be treated as misconduct, but performance processes may resume fairly when the employee is fit to participate.

Make sure your employment agreements line up with the policy. If the two documents say different things, you'll create confusion right when you need clarity.

Common Mistakes To Avoid

The biggest mistake is treating stress leave as either automatically suspicious or automatically untouchable. You need a middle path: take the health issue seriously, while still managing your business.

Watch out for these common problems:

• Asking for too much medical detail: you usually need work capacity and dates, not a full diagnosis or personal history.
• Sharing information too widely: even well-meaning updates can breach privacy if they reveal health information to people who don't need to know.
• Skipping good faith: sudden warnings, dismissal or poorly prepared employee termination documents during stress leave can lead to a personal grievance.
• Ignoring work-related stress claims: if the employee says work is a factor, record it and consider health and safety steps.
• Using annual leave as a default: paid sick leave should usually be used first when the employee is sick and has entitlement available.
• Letting policies sit unread: train managers on what to say, what not to ask, and when to escalate for help.

Personal grievances in New Zealand generally need to be raised within 90 days. That doesn't mean you should manage every stress leave request defensively, but it does mean your notes, process and tone matter if your decision is later questioned.

Key Takeaways

• Stress leave in NZ is usually handled as sick leave when the employee is unfit for work due to illness or injury.
• Eligible employees get at least 10 days' paid sick leave each year after 6 months' current continuous employment, or after working for you over a 6-month period for an average of at least 10 hours a week and at least 1 hour each week or 40 hours each month.
• You can ask for a medical certificate after 3 consecutive calendar days away, and sometimes earlier if you pay reasonable expenses.
• Keep health information private and only share what managers genuinely need to know.
• If work may be contributing to stress, treat it as a health and safety issue and record the steps you take.
• Performance management can continue later, but you should be careful about pushing ahead while someone is medically unfit to participate.

If you'd like help with your sick leave policies, employment agreements, medical certificate processes or managing a tricky return-to-work situation, you can reach us at 0800 002 184 or team@sprintlaw.co.nz for a free, no-obligations chat.