Every year, thousands of overseas property owners in Spain miss a tax obligation they didn't know existed — not because they're being careless, but because it genuinely isn't intuitive. If you own a home, apartment, or any real estate in Spain and you're not a Spanish tax resident, there's a very good chance you owe an annual tax even if your property sits completely empty. This is Spain's Non-Resident Income Tax, or IRNR (Impuesto sobre la Renta de No Residentes).
The Core Idea: Spain Taxes "Notional" Income on Empty Property
This is the part that catches people off guard. In most countries, if you own a property and don't rent it out, you have no income to report, so there's nothing to tax. Spain works differently.
Under IRNR, non-resident owners of Spanish property are taxed on a form of "imputed" or notional income — essentially, an assumed benefit the tax authorities consider you to be receiving simply from owning the property, whether or not it's actually rented out or generating any real income. This imputed income is calculated as a percentage of the property's cadastral value (a government-assessed value, typically lower than market value), and tax is then charged on that notional figure.
In practice, this means: if you own a holiday home in Spain that sits empty for eleven months of the year, you still owe this tax annually, simply for owning it.
If You Do Rent It Out, There's a Different Layer
If your Spanish property is actually rented — whether long-term or through short-term holiday lets — the imputed income calculation doesn't apply for the periods it was rented. Instead, you owe tax on the actual rental income received, generally at a flat non-resident tax rate.
Here's where residency status creates a meaningful difference:
- EU/EEA resident owners are generally entitled to deduct legitimate expenses related to the property (maintenance, community fees, mortgage interest, and so on) before tax is calculated, similar to how a Spanish resident landlord would be treated.
- Non-EU/EEA resident owners are typically taxed on gross rental income, without the ability to deduct those expenses, which can result in a meaningfully higher effective tax burden for the same rental income.
This is a real, practical consideration for property owners outside the EU comparing the economics of renting out a Spanish property.
How Often Do You Need to File?
IRNR for imputed income on non-rented property is generally filed annually, typically covering the prior calendar year, with the filing deadline usually falling around the end of the following year (this can vary, so always confirm the current year's specific deadline).
For rental income, filing obligations are typically more frequent — often quarterly — since tax is due on actual income as it's earned rather than assessed once a year retrospectively.
Missing these deadlines, even for relatively small amounts, can result in surcharges and interest that accumulate over time, and outstanding non-resident tax liabilities can complicate matters significantly when you eventually come to sell the property.
What Happens When You Sell?
Selling Spanish property as a non-resident triggers a separate tax event: capital gains tax on the difference between your purchase price and sale price, adjusted for allowable costs. There's also a mechanism where the buyer is required to withhold a percentage of the sale price (commonly 3%) and pay it directly to the tax authorities on the seller's behalf, as a form of advance payment against the seller's eventual capital gains tax liability.
If your actual capital gains tax liability is lower than the amount withheld, you can claim a refund — but this requires a proper filing, and it's not automatic. If you have any outstanding, unpaid IRNR obligations from previous years (for example, if you never filed for the imputed income on an empty property), this can also come to light during the sale process and needs to be resolved before proceeds are released cleanly.
Common Mistakes Non-Resident Owners Make
Not realizing the tax applies to empty property at all. This is, by far, the most common gap — many owners assume that "no rental income" means "no tax owed."
Assuming a property management company automatically handles this. Some do, as part of a broader service; many don't, particularly for the imputed income filing on periods the property wasn't rented.
Letting several years of non-filing accumulate. What starts as a manageable, modest annual amount can become a much larger issue — in penalties and accumulated interest — if left unaddressed for multiple years.
Overlooking the EU/EEA vs non-EU expense deduction difference. Non-EU owners sometimes don't realize they're being taxed on a gross basis and could structure their rental activity differently to improve the economics.
Forgetting IRNR compliance when planning a sale. Outstanding filings can slow down or complicate a property sale at exactly the point you want things to move quickly.
What Property Owners Should Actually Do
1. Confirm whether you've been filing IRNR correctly for every year you've owned Spanish property, including years the property wasn't rented. 2. If you've missed filings, address this proactively — voluntary, corrected filings are generally treated far more favorably than issues discovered by the tax authority. 3. If you rent the property out, make sure you understand your specific filing frequency and whether you're entitled to deduct expenses based on your residency status. 4. Before selling, confirm your IRNR position is fully up to date, and understand how the buyer's withholding and your eventual capital gains filing will interact. 5. Review this periodically, especially if your usage of the property changes (for example, moving from personal use to renting it out, or vice versa).
Owning property in Spain as a non-resident is entirely manageable from a tax perspective — but only if you know the rules actually differ from what you might reasonably assume based on how property tax works elsewhere. A short compliance check now, especially if you're not certain you've been filing correctly, is far easier to handle than untangling several years of gaps later.
*This article is for general informational purposes and does not constitute tax or legal advice. Non-resident tax rules in Spain vary by circumstance and can change. For guidance specific to your property, consult a qualified tax advisor.*
Sources and references
This article was written by the CarWay Migrate legal team using the following official sources. Where figures or thresholds are mentioned, they reflect the rules in force at the time of writing:
- Agencia Tributaria — Impuesto sobre la Renta de no Residentes (Modelo 210)
- Real Decreto Legislativo 5/2004, texto refundido de la Ley del IRNR (BOE)
- Sede Electrónica del Catastro — consulta de valor catastral
Related reading
- Wealth tax in Spain for expats
- Inheritance tax in Spain: 2026 guide for UK nationals
- How to get your NIE in Spain
Need this reviewed for your own case? CarWay Migrate is a Spanish immigration and tax law firm working with English-speaking clients across Spain. Book a consultation and we will look at your specific situation.
This article is general information for 2026 and not individual legal or tax advice. Thresholds and rates set by the Agencia Tributaria, the Seguridad Social and the autonomous communities change; confirm current figures before acting.
Further English-language reading consulted while preparing this article: Movewise — buying and owning property in Spain · Expatica Spain — property ownership guides · Idealista News (EN) — Spanish property market coverage.