Key Takeaways
- ✓ Off-plan purchases in Spain are protected by law — developers must provide a bank guarantee or insurance covering every euro you pay before completion.
- ✓ You typically pay 30–40% of the price in staged payments during construction, with the remaining 60–70% at completion.
- ✓ New builds attract 10% IVA (VAT) + 1.5% stamp duty instead of the 10% transfer tax on resale properties.
- ✓ Construction timelines on the Costa Blanca typically run 18–24 months from reservation to key handover.
- ✓ Buying off-plan lets you customise finishes and often locks in prices below what the completed units will sell for.
How Off-Plan Buying Works in Spain
Buying off-plan means purchasing a property before it has been built — or while it is still under construction. You are essentially buying from architectural plans, show homes and CGI renders, trusting that the developer will deliver the finished product within an agreed timeframe. In Spain, this is a well-established market, particularly on the Costa Blanca, Costa del Sol and the Balearic Islands, where international demand for new-build apartments and villas remains strong.
The process begins with a reservation deposit, typically €3,000–€10,000, which takes the unit off the market. Within 30 days you sign a private purchase contract and pay a further amount (usually bringing total payments to 20–30% of the price). Construction-stage payments follow at agreed milestones — foundations complete, structure complete, roof on — with the final 60–70% paid at notary completion when the building licence and habitation certificate (licencia de primera ocupación) have been issued.
One of the key advantages of off-plan is the ability to spread payments over the construction period. Unlike a resale purchase where you pay the full price in one transaction, off-plan lets you build equity gradually over 18–24 months without needing a mortgage until completion.
Legal Protections for Off-Plan Buyers
Spanish law provides strong protections for off-plan buyers. Ley 38/1999 (LOE) and Ley 57/1968 (updated by the Supreme Court and reinforced by subsequent rulings) require developers to provide a bank guarantee (aval bancario) or insurance policy covering every payment made before completion. This means that if the developer goes bankrupt or fails to deliver the property, your money is protected and must be returned in full, plus interest.
Your lawyer should verify three things before you sign anything: (1) the developer holds a valid building licence (licencia de obra), (2) a bank guarantee or insurance policy exists covering all pre-completion payments, and (3) the payments are deposited into a dedicated escrow account at the guaranteeing bank — not the developer’s general account. Never make a payment to a developer’s personal account or a non-guaranteed account, regardless of what discounts they offer.
Additionally, new-build properties in Spain come with a 10-year structural warranty (seguro decenal), a 3-year warranty on habitability issues (waterproofing, insulation) and a 1-year warranty on finishes. These are backed by insurance policies that the developer is legally required to take out before the first sale.
Risks and How to Mitigate Them
Construction delays. The most common issue. Spanish construction timelines frequently overrun by 3–6 months. Build a buffer into your planning, especially if you are depending on a move-in date. Your contract should include a penalty clause for late delivery — typically 0.5–1% of the purchase price per month of delay beyond the agreed date.
Quality discrepancies. The finished product may not match the show home or marketing renders exactly. To protect yourself, ensure the contract includes a detailed memory of qualities (memoria de calidades) specifying brands, materials and finishes. Attend the pre-handover inspection (snag list / lista de repasos) and document every defect before signing the completion deed.
Developer insolvency. This was a major issue during the 2008–2013 crisis but is much less common today due to stricter banking regulations. The bank guarantee is your protection — verify it exists and covers the full amount paid. Stick to established developers with a track record of completed projects in the area.
Market fluctuations. You are locking in a price 18–24 months before completion. If the market rises, you benefit from instant equity. If it falls, you may complete on a property worth less than you paid. On the Costa Blanca, new-build prices have risen steadily since 2015, and demand continues to outstrip supply in most areas.
Tax Advantages of Buying New Build
New-build properties in Spain are subject to 10% IVA (VAT) plus 1.5% AJD (stamp duty) in the Valencia Community. Resale properties attract 10% ITP (transfer tax) in the same region. The net tax difference is minimal, but IVA is recoverable in certain commercial scenarios, and the stamp duty rate is lower than ITP in some autonomous communities. Additionally, new builds come with lower maintenance costs in the first decade, modern energy efficiency standards (which reduce utility bills by 30–50%), and no need for immediate renovation — all of which improve your total cost of ownership.
For a full comparison between new builds and resale properties, see our new build vs resale guide.
Off-Plan Properties Currently Available
Here are three new-build developments currently for sale through OceanHome at different price points across the Costa Blanca:
€364,000New Build 2-Bed in Punta Prima
Torrevieja · Punta Prima
€389,000New Build 3-Bed near Playa Fossa
Calpe · Playa de Fossa-Levante
€475,000Frontline 3-Bed in Dénia
Dénia · L'Almadrava-L'Estanyò
Browse all new-build properties on the Costa Blanca, or contact our team for off-plan availability and developer payment plans.