Why Most STR Hosts Are Losing Money to Taxes (And How the Top 1% Avoid It)

Most short-term rental hosts in Europe are haemorrhaging profit to taxes they could legally reduce. Not because the tax code is unfair, but because they do not understand it well enough to use it. The gap between what average hosts pay and what disciplined operators pay on identical revenue is staggering. On a EUR 80,000 annual rental income, poor tax planning can cost EUR 8,000 to EUR 15,000 more than necessary, every single year.

The landscape has shifted dramatically. The EU's DAC7 directive, fully operational since January 2024, now requires platforms like Airbnb, Booking.com, and Vrbo to report host income directly to national tax authorities. According to the European Commission's 2024 implementation report, over 7.5 million transaction records were shared across EU member states in the first reporting cycle. There is no more flying under the radar. The only question is whether you will pay taxes intelligently or recklessly.

This article covers the specific tax thresholds, deductions, and structures that separate profitable operators from those who donate their margins to the state.

Country-by-Country Tax Thresholds That Every Host Must Know

Tax obligations vary enormously across Europe. Hosts who operate in multiple countries, or who are considering expansion, need to understand where the thresholds sit. These are the key markets.

Spain

Rental income is taxed as general income for Spanish tax residents, with progressive rates from 19 percent (up to EUR 12,450) to 47 percent (above EUR 300,000). Non-residents pay a flat 24 percent on gross rental income (19 percent for EU/EEA residents). Critically, Spain allows residents to deduct only 50 percent of net rental income for long-term lets (contracts over three years), but this deduction does not apply to short-term tourist rentals. Deductible expenses include property management fees, insurance, IBI (property tax), community charges, repairs, and mortgage interest.

A host in Barcelona earning EUR 60,000 from short-term rentals with EUR 18,000 in deductible expenses would pay income tax on EUR 42,000 of net rental income. At Spain's 2025 marginal rates, that produces roughly EUR 11,200 in tax. Without claiming those deductions, the tax bill rises to approximately EUR 17,400. That EUR 6,200 gap is pure waste.

Spain also requires tourist rental licences in most autonomous communities. Operating without one risks fines of EUR 30,000 to EUR 600,000 in regions like the Balearic Islands, per the 2024 Balearic Tourism Law.

France

France offers two regimes for furnished rental income. The Micro-BIC regime provides a flat 50 percent abatement on gross income up to EUR 77,700 (for classified furnished tourism properties) or 30 percent on income up to EUR 15,000 (for unclassified short-term rentals, following the 2024 reform). The Regime Reel (actual expenses) allows deduction of all real costs plus depreciation.

The regime choice is pivotal. Consider a host in Nice earning EUR 50,000 from a classified meuble de tourisme. Under Micro-BIC, taxable income is EUR 25,000 (50 percent abatement). Under Regime Reel with EUR 22,000 in actual expenses plus EUR 8,000 in depreciation, taxable income drops to EUR 20,000. At a marginal rate of 30 percent, that saves EUR 1,500 annually. For properties with high mortgage interest or recent renovation costs, Regime Reel almost always wins.

France also charges social contributions (cotisations sociales) of 17.2 percent on rental income, which catches many foreign hosts by surprise. Since 2024, hosts earning above EUR 23,000 from short-term rentals must register as professional landlords (Loueur en Meuble Professionnel), which triggers additional social charges but also unlocks more aggressive depreciation and loss-offsetting options.

Greece

Greece taxes short-term rental income on a progressive scale: 15 percent on the first EUR 12,000, 35 percent on EUR 12,001 to EUR 35,000, and 45 percent above EUR 35,000. A solidarity surcharge of up to 10 percent applied historically but was suspended from 2023 onward for private-sector income.

Deductible expenses are limited for individuals. Greece allows a flat 5 percent deduction for maintenance costs on rental income, which is far less generous than other EU states. However, hosts who register as businesses (sole proprietorship or OE partnership) can deduct actual expenses including utilities, cleaning, platform commissions, and repairs. The trade-off is mandatory social security contributions (EFKA) of approximately EUR 170 per month.

A host on Crete earning EUR 40,000 with EUR 12,000 in real expenses would pay roughly EUR 9,250 in tax as an individual (using only the 5 percent flat deduction). Operating as a registered business and deducting actual expenses, taxable income falls to EUR 28,000, producing roughly EUR 7,100 in tax, plus EUR 2,040 in annual EFKA contributions. Net saving: approximately EUR 100. The break-even point is higher expenses or higher revenue, so the business registration becomes worthwhile above approximately EUR 50,000 in annual income or EUR 15,000 in deductible costs.

Portugal

Portugal's NHR (Non-Habitual Resident) regime previously offered a flat 20 percent rate on self-employment income for qualifying new residents, but this was terminated for new applicants from January 2024 (replaced by the more limited IFICI incentive for specific professions). Standard rental income is taxed at progressive rates from 13.25 percent to 48 percent.

For Alojamento Local (registered local accommodation), hosts can opt for the simplified regime if turnover is under EUR 200,000. This applies a coefficient of 0.35 to gross income, meaning only 35 percent is taxable. On EUR 70,000 of gross rental income, taxable income becomes EUR 24,500. At a blended marginal rate of approximately 25 percent, the tax bill is around EUR 6,125, an effective rate of just 8.75 percent on gross income.

The catch: the simplified regime does not allow deduction of actual expenses. Hosts with renovation costs exceeding 65 percent of revenue (rare but possible during major refurbishments) may benefit from the organized accounting regime instead.

Italy

Italy introduced the Cedolare Secca (flat tax) option for short-term rentals at 21 percent on gross income for the first property and 26 percent for additional properties (from 2024 onward). This replaces progressive IRPEF rates that can reach 43 percent.

For a host in Rome earning EUR 45,000 from a single property, Cedolare Secca produces a tax bill of EUR 9,450. Under IRPEF with standard deductions, the bill would be approximately EUR 12,600. The flat tax saves EUR 3,150, but it does not allow any expense deductions. Hosts with high operating costs (above roughly 25 percent of revenue) should calculate both options before committing.

Italy also requires hosts to collect and remit a tourist tax (imposta di soggiorno) that varies by municipality, typically EUR 1 to EUR 7 per guest per night.

Depreciation: The Most Overlooked Deduction in European STR

Depreciation is where serious tax savings live, yet most individual hosts ignore it entirely. The principle is straightforward: the cost of the building (excluding land value), furniture, equipment, and renovation work can be deducted over their useful life.

Worked Example: Furnished Apartment in France

A host purchases a furnished apartment in Lyon for EUR 250,000 (of which EUR 50,000 is attributed to land, non-depreciable). Under Regime Reel:

Building depreciation: EUR 200,000 over 30 years = EUR 6,667 per year
Furniture and equipment: EUR 15,000 over 7 years = EUR 2,143 per year
Kitchen renovation: EUR 12,000 over 10 years = EUR 1,200 per year

Total annual depreciation: EUR 10,010. On top of actual operating expenses of EUR 14,000 (cleaning, utilities, insurance, platform commissions, management fees), total deductions reach EUR 24,010. Against gross rental income of EUR 36,000, taxable income drops to EUR 11,990.

Without depreciation, taxable income would be EUR 22,000. At a 30 percent marginal rate plus 17.2 percent social charges, the depreciation alone saves approximately EUR 4,725 per year. Over a 10-year hold period, that compounds to nearly EUR 50,000 in tax savings on a single property.

Worked Example: Holiday Villa in Spain

A host purchases a villa in Malaga for EUR 400,000 (cadastral value split: 60 percent building, 40 percent land). Spanish tax law allows depreciation at 3 percent of the building's cadastral value or acquisition cost (whichever is higher, applied to the building portion only).

Building depreciation: EUR 240,000 x 3% = EUR 7,200 per year
Pool equipment and furnishings: EUR 20,000 over 10 years = EUR 2,000 per year

Annual depreciation: EUR 9,200. Combined with operating expenses, this can reduce taxable income by 40 to 50 percent.

DAC7: What Platforms Now Report and What It Means for You

The Directive on Administrative Cooperation (DAC7) is the EU's mechanism for ensuring tax transparency in the platform economy. Since January 2024, digital platforms must report to their home EU member state the following data for every host who exceeds either threshold:

More than 30 transactions in a calendar year, OR
More than EUR 2,000 in total consideration in a calendar year

In practice, nearly every active STR host crosses one of these thresholds. The data reported includes: the host's name, address, tax identification number, total consideration paid, number of transactions, platform fees deducted, and the address of each listed property.

This information is automatically exchanged between EU member states. A French host with a property in Portugal will have their Portuguese rental income reported to the French tax authority. An Italian host with listings in Greece and Spain will have data flowing to all three countries' tax offices.

The compliance implications are significant. A 2024 study by the European Court of Auditors found that DAC7 reporting identified approximately EUR 4.2 billion in previously undeclared platform income across the EU in its first year. Penalties for non-declaration vary: France imposes fines of 40 to 80 percent of the underpaid tax, Spain charges 50 to 150 percent penalties plus interest, and Italy applies a 120 to 240 percent surcharge on evaded tax.

The practical lesson: assume your income is already visible to every relevant tax authority. The only rational response is full compliance, structured for maximum efficiency.

What Hotels Do That STR Hosts Should Copy

Hotels have optimised their tax positions for decades. Three practices are directly transferable to STR operators.

VAT recovery. Hotels registered for VAT reclaim input VAT on every operational expense: cleaning supplies, maintenance, technology, professional services, and capital improvements. The Accor group's 2024 annual report showed that VAT recovery across their European portfolio offset approximately 8 percent of total operating costs. STR hosts who voluntarily register for VAT (where permitted and above threshold) can achieve similar recoveries, particularly on renovation costs where VAT amounts are substantial.

Entity structuring. The NH Hotel Group operates properties through local subsidiaries in each country, optimising for local corporate tax rates and avoiding double taxation. Individual STR hosts earning above EUR 50,000 to EUR 80,000 should evaluate whether a corporate structure (SL in Spain, SCI in France, Lda in Portugal) offers lower blended rates and better expense treatment than personal income tax. In Spain, the corporate tax rate is 25 percent flat versus personal rates up to 47 percent. In Portugal, small corporations pay 17 percent on the first EUR 50,000 of profit.

Capital expenditure planning. Marriott International's 2024 investor presentation detailed how they time renovations to maximise tax credits, particularly for energy-efficiency upgrades. Several EU countries offer enhanced deductions for eco-renovations: France provides MaPrimeRenov credits, Italy offers the Superbonus (reduced from 110 percent to 65 percent for 2025), and Spain grants deductions of 20 to 60 percent for energy-efficiency improvements in residential rental properties. STR hosts who time their upgrades to align with these programmes effectively get the government to subsidise their renovations.

Year-End Tax Checklist for European STR Hosts

Complete these actions before 31 December each year to minimise your tax liability:

Records and documentation:

Reconcile all rental income against platform payout reports (Airbnb, Booking.com, Vrbo, direct bookings)
Verify that all deductible expenses have receipts stored digitally (cloud backup, not shoeboxes)
Confirm platform commission statements are downloaded and filed
Document occupancy days versus personal-use days for each property (many countries restrict deductions proportionally)

Deductions and allowances:

Calculate depreciation for building, furniture, equipment, and renovations using country-specific rates
Review whether any assets have been fully depreciated and need replacement
Confirm mortgage interest deduction eligibility (varies by country and rental type)
Check eligibility for eco-renovation credits or energy-efficiency deductions
Review home-office deduction if you manage properties from home

Structure and compliance:

Evaluate whether your current tax regime (simplified vs actual, personal vs corporate) is still optimal given this year's revenue
Confirm DAC7 reporting thresholds and verify your tax identification number is correct on all platforms
File tourist tax declarations where required (Spain, Italy, France)
Review social security contribution obligations (France above EUR 23,000, Greece for registered businesses)
Schedule a meeting with your tax adviser before the year-end, not after

Planning for next year:

Time any planned renovations to maximise depreciation and available credits
Consider prepaying deductible expenses (insurance, maintenance contracts) before 31 December to bring deductions into the current tax year
If approaching the threshold for professional landlord status (France) or additional property surcharges (Italy), model the implications before acquiring more properties

Actionable Takeaways

Know your country's thresholds. The difference between Spain's flat non-resident rate and its progressive resident rates, or France's Micro-BIC versus Regime Reel, can shift your effective tax rate by 10 to 15 percentage points.
Claim depreciation on every depreciable asset. Building, furniture, equipment, and renovations all qualify. A single furnished apartment can generate EUR 8,000 to EUR 12,000 in annual depreciation deductions.
Assume full transparency under DAC7. Your platform income is reported. Structure for compliance, not concealment.
Evaluate corporate structures above EUR 50,000 to EUR 80,000 in annual rental income. The corporate tax rate advantage in Spain, Portugal, and France can save thousands per year.
Time renovations to capture government incentives. Eco-renovation credits in France, Italy, and Spain effectively discount your capital expenditure by 20 to 65 percent.
Complete the year-end checklist every December. Tax optimisation is a habit, not an annual scramble.
Hire a tax professional who specialises in short-term rental taxation in your operating country. The cost of a good adviser (EUR 500 to EUR 2,000 per year) is typically recovered five to ten times over in reduced liability.

The hosts who build wealth from short-term rentals are not luckier or better at hospitality. They are better at keeping what they earn. Every euro saved in tax is a euro that can fund your next property, your next renovation, or your next marketing campaign. The tax code is not your enemy. Ignorance of it is.