What the recent housing announcements mean for homeowners, landlords and buyers in 2026

Chancellor Rachel Reeves delivered the Autumn Budget on 26 November 2025, introducing several measures that are set to influence the UK housing market over the coming years. While many of the most significant changes will not take effect until 2027 or 2028, the overall direction is clear. Higher taxation is planned for high-value homes and rental income, while support for first-time buyers through stamp duty reform has again been put on hold.

Below is a breakdown of the key housing updates and what they may mean for homeowners, landlords and those hoping to step onto the property ladder.

A new annual charge for properties above £2 million

One of the headline announcements is the introduction of an annual surcharge for high-value homes. Often described as a “mansion tax,” this charge will apply in addition to council tax and is scheduled to come into force in April 2028.

How the new high-value home surcharge will work

The annual surcharge will be set according to property value:

Property Value	Annual Surcharge
£2.0m - £2.5m	£2,500
£2.5m – £3.5m	£3,500
£3.5m - £5m	£5,000
£5m+	£7,500

The obligation to pay the tax will fall on the property owner. To identify which homes sit within each band, the government plans to carry out targeted valuations every five years.

Who is likely to be affected?

Only a small proportion of UK properties fall above the £2 million threshold, with the majority located in London and the South East. The impact is therefore expected to be geographically concentrated.

Sales of homes valued at £2 million or more have already dipped, which suggests that the market has been reacting to speculation for some time. While the surcharge directly affects a limited number of households, analysts expect broader consequences such as:

• reduced activity at the top end of the market
• price adjustments to avoid higher surcharge bands
• slower chains, which can affect movers across various price points

Impact on first-time buyers

For the second consecutive Budget, no direct support has been announced for first-time buyers. Although the new surcharge may eventually create more movement in the market, it is unlikely to improve affordability in the short term. Many will be watching for the Government’s wider Housing Strategy Paper to see if further measures are introduced.

As we get into below, those would-be buyers that are currently renting, may struggle even more so to save up for their deposit, should landlords be forced to increase their rent or sell up.

Landlords to face a 2% increase in tax on rental income

Another key update is the planned rise in income tax on rental profits. From April 2027, all tax bands will increase by two percentage points:

• Basic rate: 22%
• Higher rate: 42%
• Additional rate: 47%

This follows several years of financial pressure on landlords, including reduced mortgage interest relief, rising borrowing costs, increased regulation and compliance requirements and stamp duty surcharges on second homes.

The latest change is expected to narrow profit margins further. As a result, industry observers anticipate:

• increased rents in response to higher tax bills
• some landlords reducing or selling portfolios
• reduced rental supply in certain areas, which may heighten competition among tenants
• pressure on affordability for households already struggling with rising living costs

No stamp duty reform despite widespread speculation

Ahead of the Budget, many expected stamp duty adjustments designed to boost market activity. In the end, no changes were announced.

Although this will disappoint some buyers, market certainty can be beneficial. Periods of stamp duty speculation often slow transactions as buyers wait for possible reforms. The status quo may help maintain a more predictable pace over the coming months.

What happens next?

Even though the major tax changes will not take effect until 2027 and 2028, the market is likely to begin adjusting now. In the short to medium term, we may see:

• a slowdown in the luxury property sector
• landlords reassessing their investment strategies
• a small reduction in competition from investors, which may help some first-time buyers
• increased market confidence as Budget rumours settle

If interest rate cuts continue early 2026 could see renewed activity from buyers and sellers alike.

Support with your next property transaction

If you are considering a sale or purchase and would like clear legal advice on how the Budget may affect your plans, our residential property team can help. We offer practical guidance and a focus on smooth, timely transactions.

To discuss the issues raised in this article or to make an appointment with our Residential Conveyancing Team, please call 01256 320555, fill in the contact us form or email mail@clarkeandson.co.uk

Disclaimer: The content of this blog is for general awareness and insight. It is not legal advice and should not be relied upon without seeking professional advice tailored to your circumstances. The law may have changed since this article was published.

Frequently asked questions:

Will the new property surcharge affect most homeowners?

No. Fewer than 1% of UK homes exceed the £2 million mark. However, the ripple effects of reduced activity at the upper end may be felt across the market.

Is there any new support for first-time buyers?

Not in this Budget. No stamp duty changes or new incentives were announced.

Are rents likely to rise due to the landlord tax increase?

Many analysts think so. As rental income becomes less profitable, some landlords may raise rents or leave the sector altogether.

When will the changes come into effect?

Landlord income tax rise: April 2027

High-value property surcharge: April 2028

Could early 2026 be a good time to move home?

With Budget uncertainty resolved and possible interest rate cuts ahead, many expect improved conditions for buyers and sellers.

To discuss the issues raised in this article or to make an appointment with our Residential Conveyancing Team, please call 01256 320555, fill in the contact us form or email mail@clarkeandson.co.uk

Disclaimer: The content of this blog is for general awareness and insight. It is not legal advice and should not be relied upon without seeking professional advice tailored to your circumstances. The law may have changed since this article was published.