Fixed-Term Employment In New Zealand: What Employers Need To Know

If you’re hiring for a specific project, covering parental leave, or ramping up for a busy season, a fixed-term employee can look like the perfect solution.

But in New Zealand, fixed-term employment isn’t just “employment with an end date”. There are strict rules about when you can use it, what you need to put in writing, and how you manage the relationship so you don’t accidentally create an ongoing (permanent) role.

This guide breaks down what fixed-term employment is in a practical way for small business owners, so you can hire confidently and stay on the right side of New Zealand employment law.

What Is Fixed-Term Employment (And How Is It Different From Permanent Employment)?

Fixed-term employment is when you employ someone for a specified period or until a specified event happens, and the employment relationship is intended to end at that time.

In plain terms: it’s a job that has a genuine end point that you can clearly explain and document.

Fixed-term employment is different from:

• Permanent employment (ongoing employment with no pre-set end date)
• Casual employment (work offered on an “as needed” basis, with no guaranteed hours and no firm pattern)
• Independent contractors (not employees at all - a separate business providing services)

For employers, the key advantage of fixed-term employment is certainty: you’re hiring for a defined need, and you can plan for the role to end when that need ends.

However, the rules around fixed-term employment exist to stop employers from using fixed terms to avoid the responsibilities that come with permanent employment (like job security and proper process around termination).

In New Zealand, fixed-term employment is governed mainly by the Employment Relations Act 2000. The big takeaway is this:

You must have a genuine reason based on reasonable grounds for the fixed term, and you must tell the employee what that reason is.

When Can You Use Fixed-Term Employment? (Reasonable Grounds You Need To Have)

To use a fixed-term arrangement lawfully, you need a real business reason for the role to end. It can’t just be “we prefer it this way” or “we want to keep options open”.

Common examples that can be reasonable grounds include:

• Covering another employee’s absence (for example, parental leave, secondment, ACC, long-term sick leave)
• Seasonal or peak-period demand (for example, holiday trading period, harvest season, annual events)
• A specific project with a defined end (for example, a website rebuild, a construction phase, a client contract with a clear end date)
• Funding is time-limited (for example, a grant-funded role that only exists while the funding exists)
• A trial initiative with a genuine end point (where the business decision is tied to something measurable, not just “we’ll see how they go”)

You’ll notice a theme: the end date should connect to something objective happening in your business, not just a preference to avoid permanent employment.

Fixed End Date Vs Fixed Event

A fixed term can end either:

• On a date (e.g. “30 November 2026”), or
• When an event happens (e.g. “when the project is completed” or “when the employee returns from parental leave”).

If you use an “event” instead of a calendar date, it’s especially important to describe the event clearly. Vague wording can create uncertainty and disputes later.

Be Careful With 12-Month Fixed Terms

A “12-month fixed-term contract” is common in the market, but it’s not automatically compliant just because it’s a popular length. The same rules apply: you still need reasonable grounds and you still need to document them properly.

If you’re considering a 12-month fixed term, it’s worth sanity-checking the structure first - especially if you’ve done this more than once for the same role. Issues can come up with extensions and repeat fixed terms (more on that below).

If you’re weighing up a one-year arrangement, this article on 12-month fixed-term contracts is a useful extra reference point.

How Do You Set Up A Fixed-Term Employment Agreement Correctly?

If you’re going to rely on a fixed term, you need to get the paperwork right from day one. This is where many employers slip up - not because they’re acting in bad faith, but because they’re busy and the details feel “administrative”.

In reality, the written agreement is often what determines whether the fixed term is enforceable.

1. Use A Proper Employment Agreement (Not A Quick Letter)

A fixed-term employee is still an employee, so they should be on a compliant written employment agreement that covers the usual employment basics (pay, hours, leave, policies, confidentiality, etc.).

Many small businesses start with an Employment Contract and then include a fixed-term clause that’s tailored to the role.

2. Clearly State The End Date Or End Event

Your agreement should say exactly when the employment ends, either by date or by event.

If the term ends by event, think about:

• How you will confirm the event has occurred
• Whether there’s any notice period before the end (even if the end is “automatic”)
• What happens if the event is delayed (for example, the returning employee’s return date shifts)

3. Explain The Genuine Reason For The Fixed Term (This Is Not Optional)

This is one of the most important parts of a lawful fixed-term arrangement in NZ.

You need to record (and communicate) the genuine reason for the fixed term and why it is based on reasonable grounds. For example:

• “This role exists to cover while they are on parental leave and will end upon their return to work.”
• “This role supports a fixed-duration client project with an expected end date of .”

Keep the explanation specific to your situation - generic wording can backfire if challenged.

4. Don’t Use A Fixed Term As A “Probation Substitute”

If the real purpose is “we want to see if they’re any good”, a fixed term is usually the wrong tool. New Zealand has specific rules around trial periods and termination processes, and trying to sidestep those with a fixed term can put you at risk.

If performance is the concern, you’re generally better to set expectations clearly, document performance management, and use a properly drafted agreement that fits your hiring strategy.

5. Give The Employee The Proposed Agreement And A Fair Chance To Get Advice

Before the employee signs, you should provide them with a copy of the intended employment agreement and give them a reasonable opportunity to seek independent advice. This helps you meet good-faith expectations and reduces the risk of disputes later about what was agreed.

How Should You Manage A Fixed-Term Employee During The Term?

Once the employee is onboard, it’s easy to forget the role is fixed-term - especially if they become a valued part of the team. But good management during the term can prevent confusion (and disputes) later.

They Still Get Normal Employee Entitlements

A fixed-term employee is still entitled to the usual minimum employment standards, such as:

• Minimum wage (where applicable)
• Holiday and leave entitlements under the Holidays Act 2003
• Rest and meal breaks
• A safe workplace under the Health and Safety at Work Act 2015
• Protection from discrimination under the Human Rights Act 1993

Fixed-term does not mean “fewer rights”. It mainly affects how (and when) the employment ends.

Communicate Early If Things Change

In real life, business needs shift. Projects extend, peak seasons run longer, or the person you’re covering doesn’t return when expected.

If the end date or end event is changing, you should address it early. In many cases you’ll need a written variation, and you should consider whether the “fixed-term reason” still stacks up.

If you keep extending a fixed-term role without clear, genuine reasons each time, you can drift into risky territory. This issue commonly comes up in successive fixed-term contracts, where repeated renewals may be challenged as effectively ongoing employment.

Avoid Treating The Role As Permanent If You Don’t Intend It To Be

If your employment relationship and internal communications treat the role as ongoing (for example, talking about long-term career pathways, permanent budgets, or “their role going forward”), it can create confusion and expectations.

That doesn’t mean you can’t be supportive or invest in training - you absolutely can. Just be clear and consistent that the role is fixed-term and why.

How Does Fixed-Term Employment End In New Zealand?

This is the part many employers care about most: can the job simply “end” when the term is up?

If your fixed-term employment agreement is compliant and properly drafted, the employment will usually come to an end at the agreed time. However, you should still handle the end of the relationship carefully and in good faith (including clear communication and following any process set out in the agreement).

There are also practical and legal steps you should take to wrap things up properly.

Confirm The End Date (Don’t Leave It As A Surprise)

Even if the end date is written into the agreement, it’s good practice to remind the employee in advance that the term is nearing completion and confirm key details like:

• The final day of employment
• Any handover requirements
• Return of property
• Final pay arrangements (including leave)

This is a simple relationship-management step that can save you a lot of stress.

Be Careful With “Early Endings”

If you want to end the employment before the fixed term expires (for example, the project ends early or budgets tighten), you can’t assume you can just “bring the end date forward”.

Depending on the contract terms and situation, ending early may be treated as a termination - which means you need a proper and fair process.

If the business reason is that you no longer need the role, you may be heading into redundancy territory. Redundancy has its own requirements around consultation and process, and it’s not something to do casually. If you’re considering that, this guide on redundancy is a helpful starting point.

Final Pay And Leave Entitlements

When a fixed-term role ends, you still need to ensure final pay is handled correctly, including any outstanding holiday pay and other entitlements.

This is also where employers sometimes ask about “paying out notice” rather than having the employee work it. Whether that’s possible depends on your agreement and the circumstances. If you’re navigating notice issues, payment in lieu of notice is a common topic to get advice on before you act.

Common Employer Mistakes With Fixed-Term Employment (And How To Avoid Them)

Fixed-term employment can be a great tool for small businesses - but only when it’s used carefully. Here are some common pitfalls we see.

1. Using A Fixed Term Without A Genuine Reason

If the real reason is “we don’t want to commit to permanent employment”, that’s a red flag. If challenged, your fixed-term clause may not be enforceable, and the employee may argue they were actually permanent.

What to do instead: tie the fixed term to an objective business reality (project length, cover period, seasonal demand) and document it clearly.

2. Vague Or Missing End Events

“Until the project is finished” sounds simple, but it can be unclear in practice:

• What counts as “finished”?
• Who decides?
• What if the scope changes?

What to do instead: define the event in measurable terms (deliverables completed, client sign-off, return date of an employee) and include a process for confirming it.

3. Rolling Over Fixed Terms Again And Again

Renewing the contract repeatedly can look like you’re using fixed terms to avoid permanent employment. That’s where disputes often start - especially if the role is essentially ongoing and the “reason” changes each time.

What to do instead: before renewing, ask yourself: is there still a genuine fixed-term reason, or is this actually becoming a permanent role? If you’re unsure, get advice before you renew.

4. Mixing Up Employees And Contractors

Sometimes businesses choose a fixed-term “contractor” arrangement because they think it’s simpler. But if the worker is really an employee (based on the nature of the relationship), calling them a contractor won’t protect you.

What to do instead: decide first whether the person should be an employee or a contractor, then use the correct agreement. If it is a contractor relationship, a tailored Contractor Agreement can help set expectations and reduce disputes.

5. Not Updating Your Processes As You Grow

When you hire your first few team members, it’s common to do things informally. But as you grow, the cost of employment mistakes rises quickly.

What to do instead: make sure your agreements, onboarding, and policies match how your business operates today - not how it operated when you hired your very first staff member.

Key Takeaways

• Fixed-term employment is employment intended to end on a specified date or when a specified event happens - and it must be based on genuine reasons with reasonable grounds.
• Under the Employment Relations Act 2000, you generally need to clearly explain (in writing) why the role is fixed-term and when it will end.
• Fixed-term employees still receive standard employee protections and minimum entitlements, including leave under the Holidays Act 2003.
• If you extend or renew fixed-term arrangements repeatedly, you can increase the risk that the role is treated as ongoing employment, especially where there’s no continuing genuine fixed-term reason.
• Ending a fixed-term role early can create legal risk and may require a fair termination process (including potential redundancy obligations).
• A properly drafted employment agreement is one of the best ways to protect your business from day one and avoid disputes later.

If you’d like help putting a fixed-term employment agreement in place (or reviewing an existing one), you can reach us at 0800 002 184 or team@sprintlaw.co.nz for a free, no-obligations chat.