Holiday Let Mortgage vs Buy-to-Let Mortgage 2026: Which Do You Need?
A holiday let mortgage is underwritten on projected seasonal rental income and usually costs more than a standard buy-to-let mortgage, but unlocks Furnished Holiday Letting tax treatment. Full 2026 comparison.
Why the mortgage product matters, not just the tax treatment
Before April 2025, the choice between a standard buy-to-let and a holiday let often had a strong tax dimension, because Furnished Holiday Letting status unlocked full mortgage interest relief and other reliefs unavailable to standard landlords. With FHL tax treatment abolished, the decision now rests more squarely on the practical question: how will you actually let the property? — and that determines which mortgage product you need, regardless of the tax outcome.
Buy-to-Let Calculator
Analyse the profitability of a buy-to-let investment including tax and costs.
Open Buy-to-Let calculatorComparison table
| Feature | Standard buy-to-let mortgage | Holiday let mortgage |
|---|---|---|
| Typical use | Single long-term tenancy | Short-term, multiple holiday guests through the year |
| Underwriting basis | Standard rental stress test on long-term rent | Seasonal income projection, peak/off-peak |
| Typical deposit | 20-25% | 25-35% |
| Typical rate | Lower | Higher (specialist market) |
| Personal use allowed | Generally no | Often yes, within lender limits |
| Tax treatment (from April 2025) | Standard residential letting rules | Same standard residential letting rules (FHL abolished) |
Worked example 1: coastal cottage let year-round to holidaymakers
Elena buys a £280,000 coastal cottage, intending to let it to holidaymakers throughout the year via booking platforms, with no long-term tenant.
| Requirement | Standard BTL mortgage | Holiday let mortgage |
|---|---|---|
| Permitted under mortgage terms | No — breach of use conditions | Yes — designed for this |
| Deposit needed (illustrative) | 25% (£70,000) if permitted | 30% (£84,000) |
Elena needs a dedicated holiday let mortgage; using a standard BTL product for this purpose would breach her mortgage terms even if a lender initially approved the loan without knowing the intended use.
Worked example 2: long-term let with occasional personal use
Raj buys a similar cottage but intends to let it to a single tenant on an assured shorthold tenancy for most of the year, using it himself for two weeks in summer between tenancies.
| Requirement | Standard BTL mortgage |
|---|---|
| Long-term single-tenant letting | Standard product suitable |
| Occasional personal use between tenancies | Check specific lender terms — some restrict any personal use |
Raj's situation is closer to a standard buy-to-let than a holiday let, though he should confirm his specific lender's stance on any personal use, however brief.
Worked example 3: comparing rental yield after the FHL change
Since April 2025, both a standard BTL property and a former "FHL-qualifying" holiday let are now taxed under the same residential letting rules — including the Section 24 restriction limiting relief for mortgage interest to a basic-rate tax credit rather than a full deduction against rental profit for higher-rate taxpayers.
Rental Yield Calculator
Calculate gross and net rental yield for buy-to-let properties.
Open Rental Yield calculator| Consideration | Before April 2025 (FHL) | From April 2025 onward |
|---|---|---|
| Mortgage interest relief | Full deduction against profit | Restricted to basic-rate tax credit (like standard BTL) |
| Capital allowances on furnishings | Available | No longer available under FHL-specific rules |
| CGT reliefs (rollover, BADR) | Available on FHL disposal | Generally no longer available on this basis |
This means the net rental yield calculation for a holiday let should now use the same tax assumptions as a standard buy-to-let, rather than assuming the previously more favourable FHL treatment.
Planning and licensing considerations
Some areas — particularly popular tourist destinations and parts of Wales — have introduced specific planning permission requirements or licensing schemes for short-term holiday lets, partly to manage the impact on local housing availability. Always check local planning rules before committing to a holiday let purchase and mortgage, since this can affect both viability and the property's eventual resale market.
Use the buy-to-let calculator and rental yield calculator to model realistic returns under current, post-FHL tax rules before choosing between a standard buy-to-let and a dedicated holiday let mortgage.
Frequently asked questions
Do I need a specific holiday let mortgage for an Airbnb property?
If you plan to let a property predominantly on a short-term, holiday-let basis (multiple different guests through the year, rather than one long-term tenant), most standard buy-to-let mortgage terms explicitly prohibit this use, and lenders can call in the mortgage or take enforcement action if they discover a standard BTL property being run as an undisclosed short-term let. A dedicated holiday let mortgage is designed and priced specifically for this seasonal, multi-occupancy use.
How is a holiday let mortgage underwritten differently from a BTL mortgage?
Standard buy-to-let mortgages are underwritten mainly on projected long-term rental income from a single tenancy, using a fairly standard rental stress test. Holiday let mortgages are underwritten on projected seasonal income across the year, often requiring evidence or realistic projections of both peak and off-peak occupancy and rates, which lenders assess more conservatively given the inherent unpredictability of holiday demand.
Are holiday let mortgage rates higher than buy-to-let rates?
Generally yes. Holiday let mortgages typically carry higher interest rates and often require a larger deposit (commonly 25-35%, versus 20-25% for many standard BTL products) than an equivalent standard buy-to-let mortgage, reflecting the lender's view of higher income volatility and a smaller, more specialist lending market.
What is Furnished Holiday Letting (FHL) tax treatment and why does it matter?
Furnished Holiday Letting was a specific UK tax regime that gave qualifying holiday-let properties more favourable tax treatment than standard residential lets — full mortgage interest relief (rather than the Section 24 restriction that applies to standard buy-to-let), capital allowances on furnishings, and access to certain Capital Gains Tax reliefs. The FHL regime was abolished from April 2025, meaning furnished holiday lets are now taxed broadly in line with standard residential lettings for new and existing lettings alike, removing much of the historic tax advantage.
Does the abolition of FHL tax treatment change which mortgage I need?
Not directly — the mortgage product you need still depends on how you intend to use and let the property (short-term holiday lets vs long-term tenancy), which is a lender underwriting and usage question, separate from how the rental profit is taxed. However, the removal of the FHL tax advantage means the case for choosing holiday letting purely for tax reasons is much weaker than before April 2025, so the decision should now rest more on realistic rental income and lifestyle considerations.
Can I use a holiday let mortgage if I also want to use the property myself sometimes?
Yes, many holiday let mortgage products explicitly allow a limited number of weeks of personal use each year, which is common for owners who want a family holiday base that also generates rental income the rest of the year. Check the specific lender's terms, since some restrict personal use more tightly than others, and personal use weeks obviously reduce the rental income available to service the mortgage.
Is planning permission needed for a holiday let?
It can be, particularly for a change of use from a residential dwelling, and some areas (notably parts of Wales and popular tourist regions) have introduced specific planning and licensing requirements for short-term holiday lets, partly in response to housing availability concerns. Always check local planning rules before committing to a holiday let mortgage and business plan.
What deposit do I need for a holiday let mortgage?
Typically 25-35% of the property value, higher than the 20-25% commonly required for a standard buy-to-let mortgage, reflecting the more specialist and higher-risk nature of holiday let lending from the lender's perspective.
Can I switch a standard BTL mortgage to a holiday let mortgage later?
Generally yes, but you need to remortgage onto a specific holiday let product rather than simply changing the property's use under the existing BTL mortgage terms, since using a standard BTL property as a holiday let without lender consent is typically a breach of the mortgage conditions.
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