What Is An Option Deed? (2026 Updated)

If you’re negotiating a business deal (or even just trying to keep one on the table), an “option” can be a practical way to give someone the right to do something later, without forcing them to commit today.

That’s where an option deed comes in. It’s a legal document that records that option clearly, sets the rules around it, and helps both sides avoid misunderstandings down the track.

This article is updated for current market practice and common deal structures we’re seeing across New Zealand businesses, including startups, small businesses, property-linked ventures and IP-heavy deals.

What Is An Option Deed?

An option deed is a legal document where one party (the grantor) gives another party (the option holder) a right to enter into a future transaction on agreed terms.

In plain English, an option deed usually means:

• One side gets the choice to buy/sell/subscribe/lease/enter an agreement later.
• The other side is locked in (during the option period) and must follow through if the option is validly exercised.
• The “how” and “when” is documented carefully (price, timeframes, exercise method, conditions, what happens if someone breaches).

Options are common because they create certainty and flexibility at the same time. You can line up a future deal now, while leaving space for funding, due diligence, approvals, performance milestones or commercial testing.

Why Is It Usually A “Deed”?

You’ll often see options documented as a deed (rather than a standard agreement) because deeds are treated differently in contract law and can be used to strengthen enforceability. For example, in many cases an ordinary contract needs “consideration” (something of value exchanged) to be binding, whereas a deed is commonly used when you want extra certainty around enforceability and formalities.

Exactly what’s appropriate depends on the structure of your deal, who the parties are, and what you’re trying to achieve-this is one of those areas where getting the drafting right matters.

When Would You Use An Option Deed In NZ?

Option deeds pop up across a surprisingly wide range of commercial situations. If you’ve ever heard someone say “we’re giving them first rights” or “we’ll lock in a price now, but decide later,” you’re usually in option territory.

Common Examples

• Shares and startups: giving an investor the right to subscribe for shares later (often after milestones, traction, or a capital raise).
• Founder and employee incentives: giving a key person the right to acquire equity later, sometimes alongside a vesting structure (this might sit alongside a Share Vesting Agreement or an employee incentive arrangement).
• Business purchase negotiations: giving a buyer time to complete due diligence or obtain finance while keeping the seller from selling to someone else.
• Commercial property and leasing: options to renew a lease, or options to purchase a property connected to the business operations.
• IP and brand deals: options to buy IP, license it, or assign it once certain commercial triggers are met.
• Joint ventures: an option for one party to buy out the other, or to “step in” if performance conditions aren’t met.

Why Businesses Like Options

Options are often used when it’s not realistic (or not wise) to sign the full deal today, but both parties want:

• a clear pathway to a future transaction;
• confidence that the deal won’t be gazumped (or re-traded) while you’re spending time and money preparing; and
• clear rules if something goes wrong.

For example, you might be negotiating to buy into a company, but you need a few months to confirm revenue numbers, customer contracts, or supplier arrangements. An option deed can lock in the commercial terms now, while giving you breathing room to do the checks properly.

What Should An Option Deed Include?

There’s no one-size-fits-all template for an option deed. The “right” terms depend on what the option relates to (shares, assets, a lease, IP), the bargaining power of each party, and how you want risk to be allocated.

That said, most well-drafted option deeds in New Zealand cover the points below.

1. Who The Parties Are (And Who Can Exercise The Option)

This sounds obvious, but it’s a common source of disputes. You want the deed to clearly identify:

• the grantor (the party giving the option);
• the option holder (the party receiving the right); and
• whether the option holder can transfer/assign the option to another person or entity.

If the option holder is a company, you might also need to think about what happens if the company changes ownership during the option period.

2. What The Option Actually Covers

The deed should spell out exactly what the option relates to, such as:

• a specific number/class of shares;
• identified business assets (equipment, stock, goodwill, customer database);
• real property (or an interest in property); or
• specific intellectual property rights or licences.

If it’s shares, the option deed often needs to work alongside your company’s governance documents, like a Company Constitution or a shareholders arrangement (especially if there are pre-emptive rights, transfer restrictions, or different share classes involved).

3. The Option Period (Start Date, End Date, Extensions)

An option deed should clearly state:

• when the option starts;
• when it expires (the “option period”);
• whether the option can be extended and how; and
• what happens if the holder tries to exercise after expiry (usually: it’s ineffective).

This matters more than people think. If you’ve spent months negotiating and then miss the exercise window by a day (or send the notice the wrong way), you may lose the right entirely.

4. The Exercise Mechanism (How The Option Is Triggered)

This is one of the most important parts. It’s not enough to say “the option holder can exercise.” The deed should set out:

• how the option is exercised (usually by written notice);
• who it must be sent to;
• how it must be delivered (email, courier, etc.);
• what information must be included; and
• when exercise is effective (on sending? on receipt?).

Done properly, this reduces the risk of arguments like “we never received it” or “that email wasn’t valid notice.”

5. Price And Payment Terms

Options commonly lock in pricing in one of three ways:

• Fixed price: the deed states a set price (or set valuation) for what’s being purchased.
• Formula price: price is based on a method (for example, EBITDA multiple, independent valuation, or a cap table calculation).
• Negotiated later: less common (and riskier), because if you can’t agree later the option may become hard to enforce.

It’s also important to cover:

• when payment is due (on exercise, on completion, staged payments);
• what happens if payment is late; and
• whether any deposit/option fee is credited towards the purchase price.

6. Option Fee (If Any)

Sometimes the option holder pays an option fee to secure the right. This can be a practical way to show commitment and compensate the grantor for being “tied up.”

If there is an option fee, the deed should clarify whether it is:

• refundable or non-refundable;
• credited toward the final price or separate; and
• payable even if the option isn’t exercised.

7. Conditions (Due Diligence, Finance, Approvals)

Depending on the deal, the option might be conditional on certain events, such as:

• the option holder obtaining finance;
• satisfactory due diligence;
• board or shareholder approvals;
• third-party consents (like landlord consent, key customer consent); or
• regulatory approvals.

If conditions are part of the deal, they need to be drafted carefully so everyone understands:

• who controls the condition;
• the deadline to satisfy it; and
• what happens if it’s not satisfied (terminate, extend, waive, renegotiate).

8. What Happens On Completion

The option deed should link clearly to what happens after a valid exercise. For example:

• Is there a separate sale and purchase agreement signed at exercise?
• Is the option deed itself enough to form the binding sale agreement once exercised?
• What documents need to be signed at completion (share transfer forms, board resolutions, IP assignments, updated registers)?

If the option relates to company ownership, you may also need supporting corporate documents like a Directors Resolution or updates to share registers and shareholder communications.

How Is An Option Deed Different From Other “Rights” (Like ROFR Or A Term Sheet)?

A lot of business owners use “option”, “right of first refusal”, and “term sheet” interchangeably. They’re not the same, and mixing them up can create real legal risk.

Option Deed Vs Right Of First Refusal

An option usually gives the holder a right to trigger the transaction (provided they comply with the deed). A right of first refusal typically means if the grantor decides to sell, the holder gets the first chance to buy on the offered terms.

If you’re dealing with pre-emptive style rights, it can help to understand the difference between an option and a Right Of First Refusal, because they create very different leverage and obligations.

Option Deed Vs Term Sheet Or Heads Of Agreement

A term sheet or heads of agreement is commonly used to record commercial intent and key terms while the parties negotiate final documents. Some are binding, some are partly binding, and some are expressly non-binding.

An option deed is usually designed to be legally enforceable and operational (with clear steps for exercise and completion), not just a negotiation roadmap.

If you’re still early in negotiations, you might use a term sheet first and move to an option deed once the deal structure is agreed.

Option Deed Vs Shareholders Agreement

An option deed is about a future transaction (the right to buy/sell/subscribe later). A Shareholders Agreement is about how the company is governed and how shareholders behave while they own shares (decision-making, exit, transfers, dividends, disputes, and so on).

In many deals, you need both: the option deed to create the pathway into ownership, and the shareholders agreement to set the rules once the option is exercised and the holder becomes a shareholder.

What Are The Legal Risks If You Don’t Get The Option Deed Right?

Option deeds can look simple on the surface, but they’re one of those documents where small drafting gaps can cause big disputes.

Here are some common risk areas we see.

Unclear Exercise Rules (And Missed Deadlines)

If the deed is vague about how notice must be given, there’s room for argument about whether the option was validly exercised. If the deadline is missed, the holder may lose the right entirely, even if both sides “intended” to proceed.

Disputes Over Price Or Valuation

Pricing mechanics need to be drafted with care. If the deed says “market value” without defining how to determine it, you can end up stuck in valuation disputes (or expensive expert determination processes) right when you’re trying to close the deal.

Grantor Still Deals With Someone Else

If the deed doesn’t properly restrict the grantor during the option period, the grantor may try to:

• sell the asset/shares to a third party;
• issue new shares that dilute the option holder’s position; or
• restructure the business so the option becomes less valuable.

This is why good option deeds include exclusivity-style protections or clear “no dealing” obligations (where appropriate).

Regulatory And Compliance Gaps

Depending on the transaction, the option may touch multiple legal areas. For example:

• If the option relates to a business sale, you’ll want to think about employee transfer issues, key contracts, and restraint terms.
• If the option relates to a customer database or marketing list, privacy obligations under the Privacy Act 2020 become relevant, and you may need a Privacy Policy and proper consents in place.
• If the option is part of an employment or contractor incentive arrangement, it should align with the person’s Employment Contract (and avoid inconsistent promises).

The “right” approach depends heavily on your facts, which is why it’s worth getting advice before you sign anything.

Tax And Structuring Surprises

While an option deed is a legal document, it often has tax and structuring consequences (for example, timing of share acquisitions, valuation events, and how payments are treated).

A lawyer can help with the legal structure, but you should also speak to your accountant early so the deal doesn’t create unexpected costs later.

Key Takeaways

• An option deed gives one party the right (but not the obligation) to enter a future transaction, while usually locking the other party in during the option period.
• Option deeds are common in New Zealand for shares and startup deals, business purchases, lease arrangements, IP transactions, and joint venture structures.
• A strong option deed clearly covers the option period, exercise method, pricing, payment terms, conditions, and what happens at completion.
• Options are different from a right of first refusal and different from a term sheet-mixing them up can lead to major misunderstandings and unenforceable deals.
• If an option deed is drafted poorly, you can run into disputes about valuation, invalid exercise notices, missed deadlines, or the grantor dealing with someone else.
• Because option deeds often interact with company governance, privacy, employment, and transaction documents, getting tailored legal advice early can save you serious time and cost later.

If you’d like help drafting or reviewing an option deed (or figuring out what structure makes the most sense for your deal), you can reach us at 0800 002 184 or team@sprintlaw.co.nz for a free, no-obligations chat.