Limited company buy-to-let was no longer a marginal part of landlord finance by 2022.

Tax changes, stricter portfolio assessment and growing lender choice have made company ownership a serious consideration. However, a limited company did not automatically produce a better financial outcome.

The structure had to fit the landlord, the property and the long-term investment plan.

At a Glance

In 2022, more landlords were considering limited company buy-to-let because:

• Individual landlord finance-cost relief had been restricted.
• Company mortgage interest was generally treated under Corporation Tax rules.
• More lenders were accepting special purpose vehicle applications.
• Portfolio landlords faced more detailed underwriting.
• Incorporation could involve tax, legal and refinancing costs.

A company structure could support portfolio growth. However, it required advice from a mortgage broker, an accountant, and a legal professional.

Why limited company buy-to-let grew

The growth of limited company buy-to-let followed several years of tax and underwriting changes.

From the 2020/21 tax year, individual residential landlords could no longer deduct mortgage finance costs fully when calculating taxable rental profits. Instead, qualifying costs generally produced a basic-rate tax reduction.

Companies were treated differently. Finance costs connected with the company’s property business were generally considered under Corporation Tax rules.

This difference encouraged more landlords to compare personal and company ownership. It did not mean every landlord paid less tax through a company.

In 2022, Corporation Tax was charged at 19%. Landlords also had to consider how money would eventually be taken from the company.

Salary, dividends, retained profit and a later property sale could each create different tax consequences.

What was an SPV limited company?

Many buy-to-let lenders preferred lending to a special purpose vehicle, commonly called an SPV.

An SPV was normally established for property letting and used suitable Standard Industrial Classification codes. Its narrow business purpose made the company easier for lenders to assess.

A lender could still review:

• The directors and shareholders.
• Personal credit histories.
• Previous landlord experience.
• The deposit source.
• Expected rental income.
• Existing mortgage commitments.
• The wider property portfolio.
• The proposed company structure.

Personal guarantees from directors were also common.

The company created a separate legal ownership structure. It did not remove the lender’s need to understand the people controlling it.

How lenders assessed the mortgage

A limited company mortgage was usually assessed using the property’s expected rent and a stressed mortgage payment.

Lenders used an interest coverage ratio to assess whether rent could cover interest payments. The exact percentage and stress rate varied by lender, product and applicant.

The Prudential Regulation Authority’s buy-to-let standards had also increased the attention given to portfolio landlords.

Borrowers with four or more mortgaged buy-to-let properties were generally subject to a wider portfolio assessment. A lender could review rental performance, borrowing, property values, business plans and future cash flow.

This made accurate portfolio information essential.

Technology could reduce repeated data entry, but it could not replace complete financial evidence.

Buying through a company was not the same as incorporation

A landlord purchasing a new property through a company faced a different process from someone transferring an existing property into one.

Moving a personally owned property to a company could be treated as a sale. Potential costs included:

• Stamp Duty Land Tax.
• Capital Gains Tax.
• Legal fees.
• Valuation fees.
• Mortgage repayment charges.
• New mortgage arrangement costs.
• Company and accountancy expenses.

The existing mortgage would not normally move into the company automatically. A new limited company mortgage could be required.

This was why “incorporation” should not be presented as a simple administrative change.

Potential practical advantages

A limited company structure could be useful where a landlord intended to retain profits and continue investing.

Possible practical advantages included:

• Keeping property activity within one business structure.
• Retaining profit for future deposits or improvements.
• Adding shareholders as part of a planned ownership strategy.
• Separating business records from personal finances.
• Building a clearer structure for a growing portfolio.

These points depended on the company documents, lender conditions and professional tax advice.

Changing shareholders could also require lender approval. It should not be described as an unrestricted way to transfer property ownership.

Costs and limitations

Limited company mortgage rates and fees could differ from personal buy-to-let products.

Landlords could also face:

• Fewer lender options.
• Higher arrangement fees.
• Personal guarantee requirements.
• Annual company accounts.
• Corporation Tax returns.
• Bookkeeping costs.
• Legal work for company borrowing.
• Tax when profits were withdrawn.

A lower company tax rate alone did not establish the total cost.

The correct comparison examined the whole ownership period. That included purchase, borrowing, rental profit, reinvestment, income extraction and eventual sale.

Good property finance is not only about reducing today’s cost. It is about choosing a structure that can still make sense tomorrow.

What brokers needed to establish

Before discussing a limited company mortgage, brokers needed a clear picture of the landlord’s objectives.

Important questions included:

• Was the property already owned personally?
• Was the client buying or refinancing?
• How many properties were already mortgaged?
• Would profits be retained or withdrawn?
• Who would be a director or shareholder?
• Was the company an SPV?
• What property type was being purchased?
• Could the expected rent meet lender stress tests?
• Had the client received tax and legal advice?

The mortgage formed only one part of the decision.

Brokers could explain lender criteria and mortgage costs. They should not replace advice from a qualified accountant or solicitor.

How a mortgage network could support advisers

Limited company buy-to-let cases could involve lender criteria, portfolio assessment, company documents and several professional parties.

A network could help advisers through access to:

• Specialist lender relationships.
• Case placement support.
• Buy-to-let training.
• Mortgage research systems.
• Compliance guidance.
• Packaging and referral routes.

Connect supports brokers working across mainstream and specialist property finance. Read more about our mortgage broker technology and compliance support for mortgage advisers.

Consumers looking for useful advice can use the Connect Experts directory to find a limited company or buy-to-let adviser.

The position in March 2022

By March 2022, limited company buy-to-let had become an established funding route rather than an unusual alternative.

Its growth reflected a more structured rental market. Landlords were thinking more carefully about ownership, tax, rental cover and future portfolio plans.

Yet structure alone could not improve an unsuitable investment.

A limited company was a legal and financial framework. Its value depended on how well that framework matched the landlord’s wider purpose.

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Explore the benefits of joining Connect Network and speak with our team about your next stage as a broker.

This article reflects the market and tax position discussed in March 2022. Tax treatment depends on individual circumstances and may change. Clients should obtain independent tax and legal advice.