Memorandums Of Understanding (MoUs) In New Zealand

If you’re about to start a new business relationship - a supplier deal, a partnership, a joint project, or even a potential investment - you’ll often hit the same question early on:

“Should we sign a memorandum of understanding first?”

A memorandum of understanding (often shortened to MoU) can be a practical way to get everyone aligned before you spend time (and money) negotiating a full contract. But it can also create confusion if you assume it’s “not legally binding” when some parts of it might be.

In this guide, we’ll walk you through what a memorandum of understanding is in New Zealand, when it’s useful, when it’s risky, and how to set it up so it actually helps your business (rather than causing headaches later).

What Is A Memorandum Of Understanding (MoU) In New Zealand?

A memorandum of understanding is a written document that records an understanding between two (or more) parties about a proposed arrangement.

In plain English, it’s often used to:

• set out what you’re planning to do together;
• summarise key commercial terms you’ve discussed;
• confirm the “rules of engagement” while you negotiate; and
• create a shared reference point so everyone is on the same page.

MoUs are common across lots of industries, especially where the relationship is still evolving - for example, a collaboration, a distribution relationship, a pilot project, or an early-stage investment conversation.

Some businesses treat an MoU as a stepping stone toward a formal agreement (like a services agreement, supply agreement, or shareholders agreement). Others use it as a longer-term document that sits alongside the relationship.

Is An MoU The Same As A Contract?

Not necessarily.

An MoU can look like a contract (it’s written, signed, and sets out terms), but the big difference is this: MoUs are often intended to be partially or wholly non-binding, while a contract is generally intended to be legally enforceable.

That said, in NZ, what matters isn’t just the label “MoU” - it’s the substance of what the document says and what the parties intended.

If you’re using an MoU to record important deal terms, it’s worth slowing down and thinking carefully about which parts you want legally binding (and which parts you don’t).

Are Memorandums Of Understanding Legally Binding In New Zealand?

This is the part that often trips business owners up.

A memorandum of understanding can be legally binding in New Zealand (either in full or in part), depending on how it’s drafted, whether the key elements of contract formation are present, and how the relationship plays out.

Even if you write “this MoU is not legally binding” at the top, it may still be possible for particular obligations to be enforceable - especially where the wording is clear, the parties’ conduct aligns with it, and the document shows an intention to create legal relations. (This is also why it’s important not to treat “non-binding” labels as a guarantee.)

What Makes An MoU Binding (Or Not Binding)?

In NZ contract law, a document is more likely to be enforceable if the usual ingredients of a contract are present - for example:

• clear terms (who does what, when, and how);
• intention to create legal relations (you meant it to have legal effect);
• certainty (it’s not too vague to enforce); and
• consideration (something of value is being given or promised in exchange).

If you want a deeper plain-English breakdown of what makes an agreement enforceable, it’s worth understanding what makes a contract legally binding - because those concepts can apply to an MoU too.

Common “Binding” Clauses Inside A “Non-Binding” MoU

A very common structure is a MoU that says the commercial deal is non-binding for now, but certain clauses are binding. For example:

• Confidentiality (you’ll keep each other’s information private)
• Exclusivity (you won’t negotiate with other parties for a period)
• Costs (each party pays their own costs, or one party pays certain costs)
• Intellectual property ownership (who owns work created during the negotiation/pilot)
• Governing law and jurisdiction (NZ law applies, disputes handled in NZ)

Confidentiality is a big one. If you’re sharing pricing, customer lists, processes, or product plans, you’ll usually want either an MoU with a binding confidentiality clause or a standalone Non-Disclosure Agreement.

Why This Matters For Small Businesses

If you assume “it’s just an MoU” and start performing the deal (ordering stock, hiring staff, committing marketing spend), you can end up in a messy dispute about what was agreed and whether either party can walk away.

Getting clarity upfront can save you a lot of time and cost later - especially if the relationship is important to your cashflow.

When Should Your Business Use A Memorandum Of Understanding?

A memorandum of understanding is most useful when you’re not ready for a full contract yet, but you need enough structure to move forward safely.

Here are common situations where an MoU makes sense for NZ businesses.

1) Early-Stage Negotiations (Before The Full Contract)

Let’s say you and another business agree in principle to work together, but you still need to sort out details like timelines, deliverables, pricing models, and responsibilities.

An MoU can:

• confirm what’s been agreed so far;
• set expectations around next steps; and
• reduce the risk of miscommunication as you negotiate.

This is especially helpful if multiple decision-makers are involved and you want everyone aligned before lawyers draft the formal agreement.

2) Collaborations And Joint Projects

If you’re collaborating on a project - for example, a marketing campaign, a shared service offering, or a pilot product - you may want an MoU to set out the framework before you commit to a more detailed agreement.

Depending on the project, you may later move to something more formal, like a Collaboration Agreement or a joint venture structure (where a detailed agreement becomes even more important).

3) Supplier Or Distribution Discussions

If you’re negotiating supply, manufacturing, or distribution terms, an MoU can help record key assumptions while you finalise the long-form deal.

However, this is also where MoUs can be risky - because supply relationships can create immediate operational reliance. If you’re already shipping, ordering, or paying deposits, you may be better protected with a proper contract (or at least an MoU drafted with clear binding/non-binding boundaries).

4) “In-Principle” Business Sale Or Purchase Conversations

Business sale negotiations often start with a document that sets out the broad commercial deal before the full legal documents and due diligence begin.

An MoU can work like a high-level roadmap - but you’ll want to be very careful with wording around exclusivity, deposits, conditions, and timing. In many cases, parties use a heads of agreement or term sheet style document to capture this stage.

What Should You Include In A Memorandum Of Understanding?

The best MoUs are short enough to be readable but clear enough to avoid misunderstandings.

What you include depends on the deal, but for most small businesses, a good memorandum of understanding covers the following.

Key Commercial Terms

• Who the parties are (including legal names and entity details)
• What you’re trying to achieve (the purpose of the arrangement)
• Scope of the project or relationship (what’s included and what isn’t)
• Roles and responsibilities (who does what)
• Timing (milestones, deadlines, and review points)
• Payment and costs (if relevant at this stage)
• Deliverables (what success looks like)

Binding vs Non-Binding (This Needs To Be Explicit)

This is usually the most important section.

You’ll typically state one of the following:

• Non-binding MoU: the deal terms are not enforceable, but certain clauses are binding (like confidentiality)
• Fully binding MoU: it’s essentially a contract, just called an MoU
• Partially binding MoU: only specified obligations are binding

If you’re not careful here, you can end up with the worst of both worlds: a document that’s vague like a “non-binding” note, but enforceable enough to cause disputes.

Confidentiality And Privacy

Most MoUs should deal with confidentiality, especially if you’re exchanging sensitive commercial information.

If you’re going to share customer or client data (even during a pilot), you should also think about your Privacy Act obligations. Many businesses start by tightening up their external-facing policies, including a Privacy Policy, so their data handling practices match what they promise customers.

Intellectual Property (IP) And Ownership Of Work Product

This is a common “oops” area in collaborations.

Ask upfront:

• If we create something during the pilot/project, who owns it?
• Can either party use it outside the project?
• Do we need a licence?

If IP is a core asset in the relationship, you may need something more specific than an MoU (for example, an IP licence or assignment arrangement), but an MoU is still a good place to set expectations early.

Exclusivity And Non-Circumvention (If Needed)

Exclusivity clauses can protect you if you’re investing time and resources into negotiations and don’t want the other party shopping your idea around.

But exclusivity can also restrict your ability to pursue other opportunities - so it needs to be carefully scoped (time period, geography, customer segment, and what negotiations it covers).

Dispute Resolution And Exit

Even if the MoU is mostly non-binding, it’s still useful to agree on “what happens if this goes off track”. For example:

• How do you resolve disagreements (good faith negotiation, mediation, etc.)?
• Can either party walk away, and how?
• What happens to confidential information if talks end?

Common Risks With MoUs (And How To Avoid Them)

An MoU can be a great tool - but only if it’s used for the right job.

Here are the most common issues we see for small businesses, and how you can avoid them.

Risk 1: Thinking “MoU” Automatically Means “Not Binding”

In NZ, the label doesn’t control everything. Courts and dispute processes will look at what you agreed and what you intended.

How to avoid it: Clearly state which clauses are binding, which are non-binding, and what the MoU is (and isn’t) intended to do.

Risk 2: Vague Terms That Create Mismatched Expectations

If the MoU says things like “Party A will provide marketing support” or “the parties will share profits” without detail, you can end up arguing about what that actually means.

How to avoid it: Define deliverables, timelines, and responsibilities in practical business language (even if the arrangement is still “in principle”).

Risk 3: Starting Work Before The Proper Contract Is Signed

This happens a lot: you sign an MoU, everyone gets excited, and the relationship starts operating before the long-form agreement is completed.

Then a problem happens - late delivery, quality issues, payment disagreement - and the MoU doesn’t properly cover it.

How to avoid it: If work will start immediately, consider moving straight to a proper services or supply contract, or at least include interim “operational” clauses that actually deal with payment, liability, and termination.

Where services are involved, you may be better off with a proper Service Agreement rather than relying on an MoU.

Risk 4: Accidentally Misrepresenting What You Can Deliver

MoUs are often written when things feel optimistic - growth projections, supply timelines, expected outcomes.

If you make statements that the other party relies on, you could create legal risk under the Fair Trading Act 1986 (for misleading or deceptive conduct), even if you thought the MoU wasn’t binding.

How to avoid it: Be careful with promises, clearly mark assumptions, and avoid stating uncertain items as if they’re guaranteed.

Risk 5: Not Aligning The MoU With Your Business Structure

If your business is growing, you might be negotiating deals in one structure (e.g. as a sole trader) and later shifting into a company - or bringing on investors.

This matters because the “party” to the MoU should match the entity that will actually perform the deal and bear the risk.

If you’re operating through a company (or planning to), it can also be important to have your internal governance documents set up properly - such as a Company Constitution and, where relevant, a Shareholders Agreement.

MoU vs Heads Of Agreement vs Contract: Which One Do You Actually Need?

A lot of business owners use these terms interchangeably, but they can serve slightly different purposes.

Memorandum Of Understanding (MoU)

• Often used for broad collaboration or relationship frameworks
• Can be non-binding, partially binding, or fully binding
• Useful when you want flexibility but still want clarity

Heads Of Agreement / Term Sheet

• Often used for commercial “deal terms” before formal documents
• Common in business purchases, investment, and complex commercial deals
• Usually sets out key terms plus exclusivity/confidentiality and next steps

(These documents can still be binding in parts - so drafting matters.)

Contract (Formal Agreement)

• Used when you’re ready to commit to enforceable obligations
• Should cover operational and legal risk areas (payment, liability, termination, warranties, dispute resolution)
• Better when performance starts immediately or the commercial risk is high

If you’re unsure which document fits your situation, it’s usually because the “right answer” depends on what stage you’re at, the level of trust, and what could go wrong if things don’t work out.

That’s also why it’s smart to get advice before signing - it’s much easier to structure things properly upfront than to untangle a dispute later.

Key Takeaways

• A memorandum of understanding is a practical tool for documenting an “in principle” deal or collaboration before a full contract is finalised.
• In New Zealand, an MoU can be legally binding in full or in part, depending on how it’s drafted, whether the key elements of a contract are present (like intention and consideration), and the surrounding circumstances.
• Many MoUs are drafted as non-binding overall but include binding clauses like confidentiality, exclusivity, IP ownership, and costs.
• Common MoU risks include vague terms, starting work before the formal agreement is signed, and assuming the MoU has “no legal effect” just because it’s called an MoU.
• If you’re sharing sensitive information, consider using an MoU with binding confidentiality terms or a standalone NDA, and make sure your privacy practices align with the Privacy Act 2020.
• When the deal involves real operational risk (money, deliverables, liability), you may be better protected with a formal contract rather than relying on an MoU.

If you’d like help drafting or reviewing a memorandum of understanding (or working out whether you should be using an MoU or a formal contract), you can reach us at 0800 002 184 or team@sprintlaw.co.nz for a free, no-obligations chat.