What Spain's Proposed 100% Property Tax Actually Means for UK Buyers in 2026

If you've been researching property in Spain, you've almost certainly seen the headlines:

"Spain to charge 100% tax on non-EU home buyers"

"UK buyers face devastating new Spanish property tax"

"Is it still worth buying in Spain?"

The headlines are designed to generate clicks. The reality is more nuanced — and considerably less alarming than the coverage suggests. Here's what's actually happening, based on the legislative text, legal analysis, and expert opinion.

What Was Actually Proposed

In January 2025, Prime Minister Pedro Sanchez announced a 12-point housing package that included a "Complementary State Tax on Real Estate Transfers" — a surcharge specifically targeting non-EU, non-resident property buyers.

The formal draft bill was submitted to Parliament in May 2025. The mechanism works like this:

• Spain already charges a Transfer Tax (ITP) on resale property purchases, ranging from 6–10% depending on the region
• The proposed surcharge would add 100% of the property value on top of that existing tax
• It would only apply to buyers who are not resident in the EU or EEA

In practical terms: a UK buyer purchasing a €400,000 resale apartment in Estepona currently pays roughly €28,000–40,000 in Transfer Tax. Under this proposal, they would pay an additional €400,000 — effectively doubling the cost.

That's the headline figure. Now here's the context the headlines leave out.

Who Is Actually Affected

The proposal targets residency status, not nationality. This is a critical distinction.

In scope

• Non-EU, non-EEA nationals who are not Spanish tax residents — this includes UK citizens post-Brexit

Not in scope

• EU/EEA citizens and residents — entirely exempt
• Non-EU nationals who are Spanish tax residents (living in Spain 183+ days/year) — a UK citizen with Spanish residency would be exempt
• Anyone buying new-build or off-plan property — see below, this is the big one

The proposal also only targets a small segment of the market. According to notary data, non-EU non-resident buyers account for approximately 2.7% of all Spanish property transactions — predominantly in coastal holiday markets, not urban housing where Spain's affordability crisis is concentrated.

The New-Build Exemption

This is the most under-reported aspect of the proposal and arguably the most important for UK buyers.

New-build and off-plan property purchases are completely exempt from this tax.

Here's why: the proposed surcharge is a complement to the Transfer Tax (ITP), which only applies to resale (second-hand) property. New-build purchases are subject to VAT (IVA at 10%) instead. Since the surcharge is structurally linked to ITP, it simply doesn't apply to new-build or off-plan transactions.

This isn't a loophole — it's built into the mechanism of the tax itself. Even if the proposal passes in some form, new-build purchases would remain exempt unless the government introduces an entirely separate piece of legislation targeting VAT transactions, which no one has proposed.

What this means practically: UK buyers who purchase new-build or off-plan property on the Costa del Sol, Costa Blanca, or anywhere in Spain would be unaffected regardless of whether this tax passes.

Where the Bill Actually Stands

The legislative timeline has been slower than the headlines suggest:

Date	What Happened
January 2025	Sanchez announces the proposal as part of a 12-point housing package
May 2025	Draft bill formally submitted to Parliament
June–July 2025	Parliamentary debate with amendments proposed
Late 2025	Senate review expected
January 2026	Earliest implementation date (missed)

Current status (February 2026): The bill has not been enacted into law. Notably, The Local's comprehensive roundup of "big tax changes in Spain in 2026" published in January doesn't mention this proposal at all — a strong signal that the legislation has stalled or been significantly delayed.

This isn't surprising. Sanchez leads a minority coalition government that relies on an eclectic mix of Catalan, Basque, and left-wing parties to pass legislation. Getting consensus on a measure this controversial has proven difficult.

What Legal Experts Are Saying

The legal community has been largely sceptical about the proposal surviving in its current form.

Baker McKenzie, one of the world's largest law firms, stated the proposal is "unlikely to survive legal scrutiny in its current form" due to "substantial legal and constitutional concerns."

The key legal vulnerabilities:

1. EU Free Movement of Capital

Article 63 of the Treaty on the Functioning of the European Union (TFEU) prohibits restrictions on capital movement, including between EU member states and third countries. The EU Court of Justice (CJEU) has consistently struck down discriminatory tax practices against non-residents. Spain has already lost cases on this basis — the CJEU ruled against Spain's Tax Form 720 for violating free movement of capital.

2. Spanish Constitutional Proportionality

Article 14 of the Spanish Constitution prohibits discrimination. Legal analysts argue that a 100% tax rate could be deemed confiscatory and disproportionate. Perez de Vargas Abogados described the measure as "potentially unconstitutional, confiscatory and discriminatory."

3. Bilateral Investment Treaties

Spain has bilateral investment treaties with many countries whose nationals would be affected. These treaties typically protect against discriminatory treatment of foreign investments.

The data problem: The government initially claimed 27,000 non-EU purchases in 2023 to justify the measure. Notary data shows approximately 18,648 — roughly 33% lower. Building major legislation on contested data weakens the case further.

What's More Likely to Happen

Most analysts expect one of these outcomes rather than the headline 100% figure:

• A scaled-back surcharge (20–50% additional tax) that's more defensible legally
• Regional implementation rather than a blanket national tax
• Extended timelines pushing any implementation well into 2027 or beyond
• Continued political positioning without actual legislative passage — the proposal serves a political purpose even if it never becomes law

Mediterranean Homes, a respected industry analyst, described the proposal as "legally fragile, economically questionable, and unlikely to produce significant benefits in terms of housing access."

What UK Buyers Should Actually Do

If you're a UK citizen considering purchasing property in Spain, here's the practical guidance.

Don't Panic, But Don't Ignore It

The proposal exists and could evolve. Keeping informed is sensible. Making decisions based on panic headlines is not.

Consider New-Build and Off-Plan

New-build purchases are exempt from this tax regardless of outcome. The Costa del Sol has significant new development, particularly in Estepona, east Marbella, and the Nerja corridor. Off-plan purchases also offer the advantage of staged payment schedules, which can help with currency management.

Understand the Residency Exemption

If you plan to live in Spain 183+ days per year and become a Spanish tax resident, you are exempt. This is particularly relevant for retirees and remote workers who intend to make Spain their primary home.

Budget for Current, Actual Costs

The real costs of buying property in Spain right now are:

Cost	Amount
Transfer Tax (ITP) — resale	7% in Andalucia
VAT (IVA) — new-build	10%
Notary fees	€600–1,200
Land registry	€400–600
Lawyer	~1% of purchase price
Total buying costs	10–13% of purchase price

These are the actual numbers. They haven't changed.

Get Proper Legal Advice

A Spanish property lawyer (abogado) who specialises in non-resident purchases costs approximately 1% of the purchase price and is essential regardless of tax changes. They'll ensure your purchase is structured correctly, conduct due diligence on the property, and advise on the most tax-efficient approach for your specific situation.

Don't Rush — But Don't Wait Indefinitely

The Costa del Sol market grew 17% year-on-year in Q2 2025. UK buyers remain the number one foreign buyer nationality at 7.8% of all transactions. Prices are rising, and the best properties don't sit on the market. Waiting years for legislative clarity that may never come means paying more for the same property.

The Bigger Picture

The 100% tax proposal exists within a broader European trend of governments addressing housing affordability through foreign buyer restrictions. Canada introduced a two-year ban on foreign purchases (now lifted). Portugal ended its Golden Visa for property. Spain itself abolished its Golden Visa for real estate in April 2025, in a separate but related reform. The Netherlands and Denmark have restrictions on non-resident purchases.

But Spain's economy is deeply dependent on international real estate investment, particularly on the coasts. Tourism and property are pillars of the Andalucian economy. A measure that genuinely deterred foreign buyers would have significant economic consequences — and Spanish politicians know this.

The most likely outcome is a political compromise: a modest surcharge that demonstrates action on housing without actually deterring the international buyers that coastal economies depend on. Whether that takes the form of a 20% additional tax, a regional levy, or simply remains as a proposal that never passes, the fundamental opportunity for UK buyers in Spanish coastal property remains intact.

This article was last updated in February 2026. Tax legislation can change — always consult a qualified Spanish tax advisor for your specific situation.