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Costa Blanca Buying Costs and Taxes in 2026

A Clear Budget Guide for International Buyers
Luxury buyers don’t lose deals because they can’t afford the property—they lose time (and negotiating power) because the true cost wasn’t mapped early.
On the Costa Blanca, your real budget is the property price plus purchase taxes, regulated steps (notary and registration), and the legal verification that protects you. Markets change; taxes have effective dates. The goal is simple: budget once, correctly, and buy with calm certainty.

What “total cost” really means

Most professional guides estimate that taxes and associated purchase costs can add a meaningful additional percentage beyond the agreed price, often reaching the low double digits depending on whether the property is new or resale and which costs apply.
Your exact numbers depend on the type of property, the region (Costa Blanca sits in the Valencian Community), and whether there are financing or special circumstances.

New build vs resale: which taxes apply

In Spain, tax treatment depends heavily on whether you are buying:
A new-build property from a developer (typically VAT applies), or A resale property (typically property transfer tax applies). Spain’s tax authority materials list 10% VAT as a reduced rate that applies to qualifying “viviendas” (dwellings) in the relevant VAT categories.

Valencian Community purchase taxes and the 2026 change you must know

For resale purchases in the Valencian Community, the key tax is ITP (Property Transfer Tax), and for many notarized documents (notably in certain scenarios) AJD (Stamp Duty / documented legal acts) can apply.

A major, dated change for international buyers:

Valencian law sets a change effective June 1, 2026, lowering the general transfer tax rate for many transactions from 10% to 9% up to €1,000,000, and applying 11% for values above €1,000,000 (as structured by the reform). The same reform indicates AJD adjustments as well (commonly referenced in practitioner summaries as moving from 1.5% to 1.4% from June 1, 2026).
Because this change takes effect mid-year, your planning should include one crucial rule: The effective date is what matters, not the year you started searching. If your completion happens before June 1, 2026, the prior rates apply; from June 1 onward, the new structure applies.

The Catastro reference value and why it matters

Since recent reforms, buyers in Spain increasingly need to understand the Catastro “reference value” concept. Spain’s Official State Gazette (BOE) defines the “valor de referencia” as determined by the Catastro based on analysis of real transaction prices.
What this means in practice for buyers:
The tax base for certain property taxes may be linked to that reference value rather than purely to the negotiated price.
A private-client buying process should include checking the reference value early, so budget assumptions don’t collapse at the last moment.

Why the notary and land registry matter

International buyers often underestimate how much of the “safety” of a Spanish purchase is built into the formal process: Spanish notaries publicly advise buyers to consult the notary for guidance and to proceed with maximum legal guarantees, especially before paying money or signing documents. The land registry exists to record rights and legal acts relating to ownership and other rights over real estate, providing legal security through registration. A “nota simple” is commonly used to check key registry information such as ownership and charges.

Sample budgeting scenarios

Scenario A: resale purchase below €1,000,000 (completion after June 1, 2026) A buyer should model the applicable transfer tax under the updated structure and add notary/registry/legal due diligence steps.
Scenario B: new build purchase (developer sale) Budget includes VAT at the relevant housing rate and any applicable documented-acts taxes under regional rules.
Because these taxes can be material, luxury buyers often treat budgeting as a pre-approval step, not a post-offer detail.