Landlord Tax in 2026: How to Protect Your Rental Profits and Stay Compliant

If you are a landlord in the UK, 2026 has brought major changes.

Many landlords in Southall and across West London are seeing their rental profits reduce. Higher tax, new rules, and more reporting requirements are making property investment more complex.

If you do not plan properly, you will pay more tax and face unnecessary stress.

This guide explains what has changed and what you should do now.

Why landlords are feeling the pressure

There are three main reasons:

1. Making Tax Digital for landlords
2. Section 24 mortgage interest restrictions
3. Higher tax and compliance requirements

These changes directly affect your rental income and cash flow.

Making Tax Digital for property income

From April 2026, landlords earning over £50,000 must follow Making Tax Digital.

This means you must:
• Keep digital records of income and expenses
• Use HMRC-approved software
• Submit updates every 3 months
• File an annual final declaration

This is a big shift from the old once-a-year tax return.

If your records are not organised, quarterly reporting will become difficult.

What this means for you

You now need to:
• Track income and expenses regularly
• Keep digital records throughout the year
• Stay on top of deadlines

Missing deadlines can lead to penalties.

Section 24: The hidden tax problem

Section 24 rules mean you can no longer deduct mortgage interest fully from rental income.

Instead:
• You pay tax on the full rental profit
• Then receive a basic rate tax credit

This often results in higher tax, especially for higher rate taxpayers.

Example

Rental income: £20,000
Mortgage interest: £10,000

Before Section 24:
Tax on £10,000 profit

Now:
Tax on £20,000 income, then partial relief

This increases your tax bill significantly.

Are you claiming all allowable expenses?

Many landlords miss out on valid expense claims.

You can claim:
• Letting agent fees
• Repairs and maintenance
• Insurance
• Accountancy fees
• Service charges
• Utility bills paid by you
• Replacement of domestic items

If you miss these, your taxable profit increases.

Common mistakes landlords make

• Not keeping proper records
• Mixing personal and property expenses
• Missing allowable expense claims
• Not planning for tax payments
• Ignoring new MTD rules
• Relying on outdated advice

These mistakes cost money every year.

How to reduce your tax legally

You can take control with the right planning.

1. Use proper accounting software
   Tools like Xero or QuickBooks help you stay compliant and organised.
2. Plan your ownership structure
   In some cases, holding property in a limited company can reduce tax.
3. Split ownership between spouses
   This allows you to use both tax allowances and lower tax bands.
4. Time your expenses properly
   Plan repairs and costs in the right tax year.
5. Work with a property tax specialist
   Generic advice is not enough for landlords today.

How we help landlords at SV & Co

At SV & Co Chartered Certified Accountants, we specialise in property tax.

We support landlords across Southall, Ealing, and West London.

We help you:
• Set up MTD-compliant systems
• Reduce tax on rental income
• Claim all allowable expenses
• Plan your property portfolio
• Stay compliant with HMRC

We make the process simple so you can focus on your tenants and investments.

Take action now

Landlord tax rules have changed.

If you do not act, your profits will continue to reduce.

A simple review can help you:
• Save tax
• Avoid penalties
• Improve cash flow
• Plan your property future

Contact SV & Co today and take control of your rental income.

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