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Limited Companies and the UK Mortgage Market Explained

Not every landlord needs a limited company; understanding the implications is important for financial viability in the mortgage market.

By David Sampson
22 July 2026
4 min read
UK buy to let mortgage article image for Limited Companies and the UK Mortgage Market Explained

TL;DR

  • In 2025, a substantial percentage of buy-to-let purchases were made through limited companies, reflecting a growing trend among landlords.
  • however, not every landlord may benefit from this structure.

Written by David Sampson for Mortgage118. Last updated 22 July 2026. Reviewed against our editorial standards. Editorial standards. Mortgage118 is a directory — not FCA-authorised and not a mortgage adviser.

Recent trends indicate that not all landlords in the UK need to establish a limited company to manage their properties, a significant consideration in the evolving mortgage market. As tax regulations tighten, landlords must evaluate their options carefully to ensure financial viability.

Why Are More Landlords Choosing Limited Companies in the Mortgage Market?

In 2025, Hamptons reported a significant increase in the number of new companies formed to hold rental properties, marking a notable rise compared to the previous year. By the end of 2025, there were many active limited companies in the UK, nearly five times the number recorded in 2016. This surge is largely attributed to the tax implications of owning property personally versus through a company.

Landlords who own properties personally can only claim a basic-rate tax credit on their finance costs, while companies can deduct these costs before paying corporation tax. The corporation tax rate for small profits is currently lower than the rates applicable to personal income, which can significantly affect a landlord’s net income, making the corporate route increasingly appealing.

What Are the Tax Implications for Landlords in the Mortgage Market?

Recent changes in tax allowances have further complicated the market for landlords. Had allowances kept pace with inflation since being frozen in April 2021, the personal allowance would now be higher than it currently is. Similarly, the threshold for higher-rate tax would have risen significantly. The freeze on these allowances is pushing more landlords into the higher tax band, making the corporate structure more attractive.

According to Paragon Bank, the percentage of mortgaged buy-to-let purchases made through limited companies rose notably in 2025 compared to previous years. This trend suggests that more landlords are recognising the potential tax benefits of operating through a limited company.

What Challenges Do Landlords Face When Transferring to a Limited Company?

While the corporate route offers tax advantages, landlords must also navigate the challenges associated with transferring properties into a limited company. This process is treated as both a disposal and a purchase, which can trigger capital gains tax liabilities and stamp duty land tax (SDLT) charges. In England and Northern Ireland, additional residential purchases now incur a higher-rate surcharge, which can significantly increase costs.

For example, a landlord who purchased a property two decades ago may face substantial taxes if they decide to transfer this property into a limited company. Furthermore, recent increases in dividend tax rates add another layer of financial pressure. The ordinary rate has risen, impacting landlords taxed on property profit before finance costs.

What This Means for Landlords and Investors in the Mortgage Market

Landlords must carefully consider their financial situations and future plans when deciding whether to operate as a limited company. The tightening of tax relief and the increasing burden of personal taxation are compelling many to explore this option. However, the costs associated with transferring properties into a limited company can be prohibitive, particularly for those with long-held investments.

As property income tax rates are set to change in the near future, moving to a limited company may become a more pressing consideration. This shift could further incentivise landlords to reassess their ownership structures.

Frequently asked questions

Do all landlords need to set up a limited company?

No, not all landlords need to set up a limited company. The decision depends on individual financial circumstances, tax implications, and long-term investment strategies.

What are the tax benefits of owning property through a limited company?

Owning property through a limited company allows landlords to deduct finance costs before paying corporation tax, which can be more beneficial than the limited tax relief available to individual landlords.

About David Sampson

David Sampson writes about the UK mortgage market for Mortgage118, covering specialist lending, market trends, and practical advice for borrowers. All content is reviewed for accuracy against FCA guidelines and current market data.

Limited Companies and the UK Mortgage Market Explained | Mortgage118