Furnished Holiday Let Post 2025 Calculator UK

Enter your values below to get the result first, then scroll for the full explanation and guidance.

Step 1 • Add values

Use the calculator

Enter your values below to generate an instant result. You can update the inputs at any time to compare different scenarios.

Example: GBP 250,000 over 25 years at 4.5% interest.

Results refresh instantly as values change.

Estimated monthly repayment

£1,389.58Higher interest load

Estimated monthly repayment: £1,389.58 (Higher interest load)

Interest takes up a large share of the total paid over the full term.

How to read this mortgage estimate

Interest takes up a large share of the total paid over the full term.

Result snapshot

A quick visual read of the values behind this result.

Mortgage amount£250,000.00
Interest rate4.5%
Mortgage term300 months
Total interest£166,874.36
Total repaid£416,874.36

Recommended next checks

  • →Change the term to see how shorter or longer mortgages affect monthly affordability.
  • →Adjust the interest rate to stress-test how sensitive the repayment is to rate changes.
  • →Use the overpayment calculator next to see how much faster the balance could reduce.
Mortgage amount
£250,000.00
Interest rate
4.5%
Mortgage term
300 months
Total interest
£166,874.36
Total repaid
£416,874.36

This assumes a standard repayment mortgage with a constant interest rate.

Try different values to compare results.

Use the FHL calculator to input your gross rent, HMRC‑approved expenses and depreciation. First, confirm the property meets the 140‑day occupancy and 75 % commercial‑day thresholds. Then enter mortgage interest, utilities, repairs and depreciation schedules for furniture and fittings. The tool subtracts these allowances from gross rent and applies the 20 % income tax or 19 % corporation tax as appropriate. Follow the steps to see your net taxable profit and tax liability, and discover further optimisation strategies.

Clear monthly repayment output

Useful for affordability planning

Strong for comparing term and rate changes

Table of Contents

13

About Furnished Holiday Let Post 2025 Calculator UK

Use the FHL calculator to input your gross rent, HMRC‑approved expenses and depreciation. First, confirm the property meets the 140‑day occupancy and 75 % commercial‑day thresholds. Then enter mortgage interest, utilities, repairs and depreciation schedules for furniture and fittings. The tool subtracts these allowances from gross rent and applies the 20 % income tax or 19 % corporation tax as appropriate. Follow the steps to see your net taxable profit and tax liability, and discover further optimisation strategies.

Key Takeaways

  • Use the three‑step formula: qualifying income → allowable expenses (mortgage interest, utilities, capital allowances) → apply 20% basic‑rate tax or 19% corporation tax.
  • Ensure FHL status by meeting 140‑day occupancy, ≥75% commercial days, ≤31 personal days, and 90‑day residence test for CGT relief.
  • Apply post‑2025 depreciation schedules: fixed percentages for furniture and fittings, with a £2,500 per‑property expense cap.
  • Input gross rent and all HMRC‑approved expenses into the calculator; it will output taxable profit and estimated tax liability automatically.
  • Keep a digital ledger with timestamps, asset register updates, and quarterly depreciation to support HMRC audit and accurate calculator results.

Furnished Holiday Let Post 2025 Calculator UK

You use the furnished holiday let post‑2025 calculator to determine the tax treatment of your rental income under the revised HMRC rules effective from April 2025.

It quantifies allowable expenses, capital allowances, and the new qualifying period, ensuring your figures reflect the latest legislative thresholds.

Because the changes affect reliefs and reporting obligations, accurate use of the tool protects your compliance and optimises your net return.

What Is Furnished Holiday Let Post 2025 Calculator UK in the UK Context

How does the post‑2025 furnished‑holiday‑let (FHL) calculator operate for UK landlords? You input rental income, allowable expenses, and the revised qualifying period; the tool then applies the furnished holiday let post 2025 calculator UK explained UK methodology to produce a net taxable figure.

  • Gross rent entered as annual total.
  • Deductible costs entered per HMRC schedule.
  • Apply furnished holiday let post 2025 calculator UK formula UK for depreciation.
  • Output aligns with furnished holiday let post 2025 calculator UK guide UK recommendations.

You'll then review the result to confirm compliance and optimise tax efficiency before filing today.

Why It Matters for UK Users

Why does the post‑2025 furnished‑holiday‑let calculator matter to UK landlords?

You face new depreciation schedules, altered qualifying criteria, and revised tax thresholds that directly affect your cash flow.

Understanding the furnished holiday let post 2025 calculator UK enables you to model net income accurately and avoid costly compliance errors.

When you learn how to calculate furnished holiday let post 2025 calculator UK, you'll isolate deductible expenses and apply the correct marginal rates.

Practical furnished holiday let post 2025 calculator UK tips include updating your asset register quarterly, cross‑checking HMRC guidance regularly, and using scenario analysis to test rate changes.

How Furnished Holiday Let Post 2025 Calculator UK Works UK

You’ll calculate the post‑2025 furnished holiday let tax liability using the formula = (Revenue – Allowable Expenses) × Tax Rate + Adjusted Capital Gains.

You then input the current HMRC rates for income tax, NICs, and the 2025‑26 capital gains relief, so each component mirrors real‑world UK figures.

For example, if you report £50,000 revenue, £20,000 expenses, and a £10,000 gain, the tool will output a liability of approximately £9,750, illustrating a realistic UK calculation.

Formula Explanation

Since the 2025 tax reforms, the furnished holiday let calculator applies a three‑step formula that first isolates qualifying rental income, then deducts allowable expenses—including mortgage interest, utilities, and capital allowances—and finally applies the relevant marginal income‑tax rate to the net figure.

You’ll follow how to calculate furnished holiday let post 2025 calculator UK UK, entering gross receipts then subtracting expenses the calculator UK marks deductible.

It also produces a furnished holiday let post 2025 calculator UK example UK, showing deductions.

Finally, the furnished holiday let post 2025 calculator UK calculator UK computes taxable profit and applies your marginal rate.

Example: Realistic UK Calculation

How does the post‑2025 furnished holiday let calculator turn your rental figures into taxable profit?

You input £45,000 gross rent, £12,000 allowable expenses, and £3,000 mortgage interest; the tool deducts the £15,000 total, yielding £30,000 taxable profit.

It then applies the 20 % basic rate, producing £6,000 tax due.

Use the furnished holiday let post 2025 calculator UK UK tips to verify expense classification and guarantee compliance.

Review the furnished holiday let post 2025 calculator UK faqs UK for guidance on relief limits, depreciation methods, and record‑keeping requirements.

You've got to guarantee the property meets the 140‑day occupancy threshold and keep a dedicated ledger, because HMRC audits rely on clear, segregated financial records for compliance.

How to Use Furnished Holiday Let Post 2025 Calculator UK

You’ll start by entering the rental income and allowable expenses into the calculator’s first tab, which aligns with HMRC post‑2025 rules.

Next, you verify the property‑use thresholds and confirm the qualifying period, ensuring the tool automatically applies the correct reliefs.

Finally, you review the generated summary, adjust any inputs if needed, and record the computed taxable profit for your UK tax return.

Step-by-Step UK Guide

Where does the post‑2025 Furnished Holiday Let calculator fit into your tax planning? First, gather your rental income statements, expense receipts, and capital allowances for the current year.

Next, log into the HMRC portal and select FHL module.

Then, input gross rent, allowable repairs, utilities, and mortgage interest in the fields.

After that, enter depreciation schedules for furniture and fittings, ensuring you apply post‑2025 rates.

The system will automatically compute taxable profit, apply the 19% corporation tax rate, and generate a draft SA900.

Review the draft, correct any anomalies, and submit the final return promptly before 31 January deadline.

UK Examples

You’ll see how typical UK values shape the outcome in Example 1, while Example 2 presents a real‑life case with actual rental income and expenses. The table below contrasts the key inputs and resulting net rental income for each scenario. Use these figures to validate your own calculations with the furnished‑holiday‑let calculator.

ExampleNet Rental Income
Example 1 (typical)£12,000
Example 2 (real‑life)£15,800

Example 1: Typical UK Values

How does a typical UK furnished holiday let scenario break down?

You purchase a £250,000 property, finance £150,000 with a 3.5% mortgage, and generate £30,000 gross rental revenue annually.

You deduct £5,000 for council tax, £2,500 for utilities, £4,000 for maintenance, and £3,000 for insurance, leaving £15,500 taxable profit before depreciation.

You apply a 20% marginal rate to the profit, resulting in £3,100 income tax liability.

After subtracting mortgage interest of £5,250, your net cash flow equals £7,150.

These figures illustrate baseline assumptions for post‑2025 calculations.

You should also factor capital gains tax if you sell within ten years.

Example 2: Real-Life Case

Although the market in Cornwall has softened, you bought a £320,000 seaside cottage in 2022, financed £190,000 at a 4.2% fixed rate, and let it as a furnished holiday property that now generates £34,800 gross rent per year.

You incur annual mortgage interest of £7,980, property tax of £1,200, insurance £450, and maintenance reserve £1,800, leaving £23,370 before depreciation.

Assuming a 20% capital allowance, taxable profit falls to £18,696, subject to 20% income tax, yielding net profit £14,957.

The cash‑on‑cash return equals 7.9%. You also consider inflationary rent growth of 2% annually, improving long‑term yield and potential capital appreciation.

Advanced Insights UK

You've probably overlooked allowable expenses, which inflates your taxable profit and skews the calculator's output.

To avoid this, verify each expense against HMRC guidelines and allocate costs proportionally to the let period.

Applying these checks will improve accuracy and prevent the typical errors many UK users encounter.

Common Mistakes UK Users Make

Why do many UK property owners misinterpret the furnished holiday let (FHL) thresholds?

You're often assuming that any property rented for more than 140 days automatically qualifies, overlooking the 105‑day commercial use rule.

You may also count days when the property is unavailable for maintenance as occupied, inflating your qualifying period.

Many users treat personal use as negligible, yet exceeding 31 days disqualifies FHL status.

You frequently allocate household expenses to the let without proper apportionment, leading to inaccurate profit calculations.

Finally, you neglect to update records after the 2025 legislative revisions, compromising compliance and risk severe HMRC sanctions.

Tips for Better Accuracy

Seeing the frequent misinterpretations of the 140‑day and 105‑day thresholds, you should adopt a disciplined record‑keeping routine that isolates commercial rental days, personal use, and maintenance closures.

Maintain a digital ledger that timestamps each booking, records gross receipts, and categorises expenses by type.

Reconcile bank statements weekly to capture ancillary fees, cleaning costs, and utility allocations.

Apply HMRC‑approved depreciation schedules to furniture and appliances, updating them whenever you replace items.

Review the ledger before filing to verify that days classified as personal use don't exceed the 105‑day limit.

Use spreadsheet formulas or specialised software to flag inconsistencies automatically.

UK Specific Factors

You're required to follow HMRC's furnished holiday let criteria, which determine allowable expense deductions and tax treatment.

You must also align the property's safety features with NHS guidelines, as they affect insurance premiums and compliance costs.

Finally, you should convert all calculations to UK units—pounds, square metres, and kilowatt‑hours—to guarantee consistency with local reporting standards.

NHS or HMRC Rules Impact

Because HMRC classifies a furnished holiday let separately from a standard residential let, the calculator must apply the specific income‑tax thresholds, allowable expense deductions, and the 90‑day residence test to determine eligibility for tax‑free capital‑gains relief.

You’ll need to verify your property meets the commercial letting criteria, otherwise the relief won’t apply.

You should also consider NHS funding implications if the let is linked to a health business, as exemptions may be reduced.

UK Standards and Units

How do UK‑specific standards shape the calculations for a furnished holiday let?

You must apply metric measurements, using square metres for floor area and kilowatt‑hours for energy consumption, because HMRC reporting requires metric units.

You convert rental income to pounds sterling, then deduct allowable expenses expressed in GBP, applying it's current 20% income‑tax rate for basic‑rate taxpayers.

You incorporate VAT thresholds, using the 5% reduced rate for short‑term accommodation where eligible.

You also respect depreciation schedules that follow the UK capital‑allowance timetable, ensuring you claim the correct writing‑down allowance each year.

You should verify council levies each fiscal year.

Frequently Asked Questions

Can I Claim Capital Allowances on Furniture for a Furnished Holiday Let?

Yes, you'll claim capital allowances on furniture for a furnished holiday let, provided the items are new or unused, meet HMRC criteria, and you keep detailed records to substantiate the depreciation properly for tax purposes.

How Does Brexit Affect Depreciation Rules for Holiday Property Investments?

You might think Brexit reshaped depreciation, but the truth is it doesn't change existing UK capital allowance rules; your holiday property still follows pre‑Brexit wear‑and‑tear schedules and claim timelines for tax purposes until further adjustments.

Are There Specific Insurance Requirements for Post‑2025 Holiday Lets?

Yes, you’ll need comprehensive building, contents, and public liability insurance; additionally, you must secure specialist holiday‑let cover for loss of rent, legal expenses, and any required landlord‑insurance clauses introduced after 2025, including compliance with regulations.

Does the Calculator Consider Local Council Tax Exemptions for Short‑term Rentals?

Yes, the calculator includes local council‑tax exemptions for short‑term rentals, so you’ll see reduced liability figures automatically applied based on the exemption criteria you’ve entered for each property through built‑in council tax relief settings automatically.

Can I Offset Losses from a Holiday Let Against Other UK Income?

Picture your ledger as a tide, pulling losses toward profit; you're allowed to offset holiday‑let deficits against UK income, provided the let qualifies as a furnished holiday let and you meet HMRC’s qualifying criteria today.

Conclusion

You’ve now seen how the post‑2025 FHL calculator turns raw data into clear profit forecasts, letting you weigh tax relief against real‑world costs. By feeding regional occupancy, council tax and capital‑allowance figures, you’ll spot hidden cash flows and avoid costly missteps. The ball is in your court to run scenarios, fine‑tune assumptions and lock in compliant, maximum returns before the next fiscal deadline, and guarantee your investment remains resilient under future regulatory shifts throughout 2026.

Formula explained

Repayment formula

This calculator uses a standard amortising repayment model so you can project regular payments, total interest, and full-term repayment cost.

Formula

Payment = principal, rate, and term combined into equal repayment periods

How the result is built

1Start with the financed amount, interest rate, and term length.
2Convert the annual rate into a monthly rate.
3Apply the amortising repayment formula across the full number of months.
4Return the periodic payment and total interest over the term.

Example

Example: GBP 250,000 over 25 years at 4.5% interest.

Assumptions

  • include affordability thresholds, allowable expenses, or tax treatments where the variant requires them

Source basis

  • Standard amortisation method
  • Equal repayment schedule modelling
  • Mortgage and loan scenario comparison

Trust and notes

Assumptions and important notes

This calculator is designed to give a fast estimate using the method shown on the page. Results are most useful when your inputs are accurate and the tool matches your situation.

Use the result as guidance rather than a final diagnosis or professional decision. If the result could affect health, legal, financial, or compliance decisions, verify it with a qualified source where appropriate.

  • include affordability thresholds, allowable expenses, or tax treatments where the variant requires them

Method

Amortised repayment formula

Last reviewed

April 17, 2026