Buying off-plan in Spain is undeniably special. It has become one of the most popular ways to purchase property on the Costa del Sol, as many international buyers see it as an opportunity to secure a brand-new home in a prime location, often at today’s prices, with the added advantage of spreading payments over the construction period.
Whether you’re purchasing a second home, relocating to Spain, or planning for future investment, off-plan projects provide many benefits. They feature contemporary designs, energy-efficient construction, top-notch communal amenities and options for customising finishes, making them a highly attractive choice.
However, purchasing a property that is not yet complete is naturally different from buying a resale home. Understanding how contracts, stage payments and buyer protections work will help you approach the process with confidence.
Why buy off-plan?
The Costa del Sol continues to see strong demand for quality new-build developments, particularly in Marbella, Benahavís, Estepona and Manilva.
Buying before construction is completed can offer several advantages. Buyers often benefit from lower launch prices, a wider choice of properties within the development and, depending on the stage of construction, the opportunity to customise elements such as flooring, kitchens, bathrooms or finishes.
Equally important is the payment structure. Unlike buying a resale property, where the full balance is usually paid upon completion, off-plan purchases allow buyers to spread much of the cost over several months or even years while construction progresses.
For many international purchasers, this makes financial planning considerably easier.
The reservation agreement
The process usually begins with a reservation agreement. Once you’ve chosen your property, you’ll normally pay a reservation deposit to remove it from the market. This allows your solicitor to begin carrying out legal checks while the developer prepares the necessary documentation.
Although the reservation fee forms part of the purchase price, it is important that your lawyer reviews the reservation agreement before any significant commitments are made. The document should clearly outline the purchase price, payment schedule, completion conditions and the circumstances under which the reservation may be cancelled.
The private purchase contract
Following the reservation stage, buyers sign a Private Purchase Contract (Contrato Privado de Compraventa).
This is one of the most important documents in the transaction.
The contract sets out:
- The agreed purchase price
- The payment schedule
- The anticipated completion date
- Details of the property specification
- Construction milestones
- Responsibilities of both buyer and developer
- Conditions surrounding delays or changes to the development
Although many contracts follow a similar format, every development is different. Having an independent lawyer review the contract before signing is essential to ensure your interests are fully protected.
Understanding stage payments
One of the defining features of buying off-plan is the staged payment structure.
While every developer operates slightly differently, buyers will generally pay:
- A reservation deposit
- A larger payment when the private purchase contract is signed
- One or more stage payments during construction
- The remaining balance upon completion before the Title Deeds are signed
Rather than requiring the full purchase price immediately, this structure spreads the investment over the build period, giving buyers more time to organise finances while construction progresses.
Developers will specify the exact payment timetable in advance and your solicitor should ensure every payment corresponds with the agreed contractual terms.
What are bank guarantees?
For many overseas buyers, one of the biggest concerns is simple: what happens if the development is delayed or never completed?
Spanish legislation provides important protection.
Developers receiving advance payments for new-build homes are generally required to secure those funds through a bank guarantee or insurance policy. This is designed to protect purchasers by ensuring that qualifying advance payments can be recovered should the development fail to be completed under the legal conditions set out by Spanish law.
Your lawyer should always verify that the appropriate guarantees are in place before significant payments are made.
Although Spain’s property market has become considerably more regulated since the financial crisis, checking these protections remains an essential part of the due diligence process.
What happens if construction is delayed?
Construction delays can happen for a variety of reasons, including adverse weather, supply chain issues, labour shortages or administrative procedures.
Most purchase contracts include provisions covering reasonable delays and specify how extensions to the completion date will be handled.
This is another reason why careful legal review is so important. Buyers should understand what constitutes an acceptable delay, what rights they have if deadlines are significantly exceeded and the circumstances in which contractual remedies may apply.
Due diligence remains essential
Buying directly from a well-known developer does not remove the need for independent legal advice.
Your solicitor should verify that:
- Planning permission has been granted.
- The development licence is in place.
- The land registry details are correct.
- Appropriate bank guarantees exist.
- The developer owns the land.
- The purchase contract accurately reflects what has been agreed.
- There are no legal issues affecting completion.
Taking these steps before signing provides valuable peace of mind throughout the construction process.
Is buying off-plan right for you?
Off-plan property is not simply about purchasing a home that does not yet exist. It is about securing tomorrow’s property at today’s price while benefiting from modern construction, energy efficiency and some of the Costa del Sol’s most exciting new communities.
For buyers with a longer-term outlook, it can represent exceptional value.
The key is ensuring you understand the process from the outset and surround yourself with experienced professionals who can guide you through every stage.
Thinking about buying off-plan on the Costa del Sol?
At Kore Estates, we work closely with buyers throughout every stage of the off-plan purchasing journey. From identifying the right development and explaining payment structures to introducing trusted independent lawyers, mortgage specialists and tax advisers, we ensure every decision is made with confidence.
Whether you’re searching for your first holiday home, a permanent relocation or a long-term investment, our local expertise and access to the Costa del Sol’s leading developments can help you find the right opportunity.
Contact Kore Estates today and discover why so many international buyers choose to invest in Spain’s future before it’s built.