Option agreements can be genuinely good deals for landowners. They can also be badly structured in a way that ties you in for years and leaves you with very little. This guide explains what they are, how they work, and what you need to watch out for — in plain English, without the legal jargon.
What Is an Option Agreement?
An option agreement is a legal contract between a landowner and a buyer (usually a developer or investor) that gives the buyer the right — but not the obligation — to purchase your land at an agreed price or formula within a specified period of time.
In exchange for that right, the buyer usually pays you an option fee upfront. This is typically a relatively small sum. The real value comes later, when (and if) the option is exercised and the land is actually purchased.
An option agreement locks in your right to sell at an agreed value — without forcing you to commit to anything until the conditions are met.
Why Would Someone Want an Option on My Land?
Usually because the land has development potential — but that potential hasn’t been unlocked yet. The classic scenario is land that doesn’t currently have planning permission, but where a developer believes planning can be obtained.
Getting planning permission is expensive, time-consuming and uncertain. A developer doesn’t want to buy your land outright, spend £50,000 getting planning, and then find out planning was refused. An option agreement lets them control the land — giving them time to get planning — without having to buy it until they know the outcome.
From your perspective as the landowner: you get a fee upfront, you still own the land throughout the option period, and if planning comes through and the option is exercised, you sell at a price that reflects the planning uplift.
How Is the Price Calculated?
This varies depending on how the agreement is structured, but there are a few common approaches:
Fixed price
A price is agreed at the outset and locked in for the option period. Simple, but it may not fully reflect the value if planning significantly increases the land’s worth.
Formula-based price
The purchase price is calculated as a percentage of the eventual development value — often called the ‘gross development value’ or GDV. This is more common and generally fairer for landowners, as it means the price reflects what the land is actually worth once planning has been secured.
Hybrid approach
A minimum price is guaranteed, with an uplift formula on top. This gives you a floor — you know you’ll get at least X — while still allowing you to benefit if the development value comes in higher.
How Long Does an Option Period Last?
Option periods typically run anywhere from 12 months to 10 years or more, depending on the complexity of the planning process and the size of the development. For straightforward cases — a residential plot with relatively clear planning prospects — you might see a 2-3 year option. For larger or more complex sites, 5 years is common, and some extend significantly beyond that.
This is one of the areas where landowners need to be careful. A very long option period ties up your land for a long time. Make sure the term is proportionate to what actually needs to happen.
What Happens If Planning Is Refused?
If planning is refused and cannot be obtained within the option period, the option typically lapses. The buyer loses their option fee (which is why they’ll only enter into the agreement if they genuinely believe planning can be achieved), and you retain your land free and clear to do with as you wish.
Some agreements include the right to appeal a refusal, which can extend the timeline. Make sure you understand exactly what triggers the end of the option period.
What Are the Risks for Landowners?
Option agreements are generally landowner-friendly if they’re structured correctly. The risks tend to arise when they’re not:
- Long option periods with no break clauses — tying your land up for a decade with no progress and no way out
- Vague or complex price formulas that are difficult to audit or verify
- Clauses that allow the buyer to assign the option to a third party without your knowledge or consent
- Restrictive covenants that limit what you can do with the land if the option lapses
- Low or no option fee — if someone isn’t willing to pay anything upfront, ask yourself how serious they really are
What About Refused Planning?
Being refused planning permission doesn’t necessarily mean the end of the road. Planning decisions can be appealed, and many initially refused applications are eventually approved on appeal. If a developer or investor is prepared to take on the risk of the appeal process, an option agreement can still make sense — but you need to be comfortable with potentially a longer wait.
There are also cases where landowners have been refused planning themselves — maybe they applied years ago and gave up — where a more experienced buyer can come in with a better application and a clearer understanding of what the local planning authority is actually looking for.
I Own Land on the Wirral — What Should I Do?
If you own land in Merseyside, Cheshire or the surrounding areas and you think it might have development potential — or someone has approached you suggesting it might — the first thing to do is get your own independent legal advice before you sign anything. Don’t use the developer’s solicitor. Get your own.
The second thing is to speak to someone who understands the local market and can give you an honest view on whether your land is actually worth pursuing. Not everyone who makes you an offer will be transparent about that.
I work on land and option agreements across the Wirral, Liverpool, Chester and the wider Merseyside area. I take on the planning risk — you don’t have to gamble your own money on an application going through. If it does, you benefit from the uplift. If it doesn’t, you’ve lost nothing but time.
If you’ve got land you’d like to discuss — whether you’ve been approached already or you’re just curious what it might be worth — fill in the land enquiry form and I’ll get back to you personally.
→ Got land to discuss? Visit the Land & Planning page and submit your details.