Insights

SPV Mortgage Rates

We assist limited company buy to let mortgage borrowers with the best options on the whole market and for various letting types.

Joseph Lane CeMAP · FCA authorised firm

Published: 17 Jul 2026
Last reviewed: 8 Oct 2026
Reading time: 6 min

SPV Mortgage Specialists

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In short

An SPV mortgage is a mortgage taken out by a Special Purpose Vehicle (SPV): a limited company set up specifically to hold and manage property. Property investors commonly use an SPV to structure and optimise a property portfolio. Higher-rate taxpayers often use an SPV as a tax wrapper, which can allow property to be held more tax-efficiently than owning it in a personal name.

SPV Mortgages Require Correct Structuring From the Outset

SPV mortgages must be structured correctly from the start to avoid lender declines, pricing issues, or delays. Lenders assess SPV applications based on company structure, SIC codes, director profile, property type, rental income, and stress testing. Correct lender selection is essential to ensure the SPV, borrower, and property fit lender criteria from the outset.

Specialist Support for SPV Property Finance

We assist with SPV mortgages for buy-to-let, HMOs, and other investment properties, including first-time landlords and experienced portfolio investors. Our service helps identify the most suitable limited company mortgage products, with lender selection based on rental income, loan-to-value, company structure, and investment strategy.

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Key Features October 2026
Feature	Detail
Maximum Loan to Value (LTV)	85% LTV
Minimum Loan size	£25,000
Mortgage Term	Up to 40 years
Interest rate	From 3.5%
Interest options	Fixed 2, 3 and 5 years, variable & base rate trackers
Experience requirement	None
Completions	2-8 weeks

Some buy-to-let and commercial mortgages are not regulated by the Financial Conduct Authority.

Rental Coverage Ratio and Borrowing Capacity

Holding buy-to-let property through a Special Purpose Vehicle (SPV) can increase borrowing capacity compared with holding the same property in a personal name. The difference comes from how lenders apply stress tests and rental coverage ratios to SPVs versus personal holdings.

For a buy-to-let property held in an SPV, lenders generally require a rental coverage ratio (RCR) of 125%. A 125% RCR means the rental income must cover at least 125% of the mortgage payments under the lender’s stress-test conditions, which model higher interest rates or other financial strain. For a buy-to-let property held in a personal name, lenders typically require a higher rental coverage ratio of around 145%. Lenders set this higher 145% ratio for personal holdings to account for personal tax liabilities and the greater variability of personal income, both of which they treat as added risk.

Increased Borrowing Capacity Through an SPV

Because an SPV needs only a 125% rental coverage ratio, an SPV-held property can support a larger loan than a personally held property with the same rental income. The surplus the rent must cover above the mortgage payment is smaller, so more of the rental income is available to service a larger loan or additional mortgages. This lower stress-test benchmark lets investors using an SPV use rental income more effectively, which can support acquiring more property or securing larger loans.

Finding the Best SPV Mortgage Rates

The best SPV mortgage rate is not always the lowest headline rate, because the true cost of an SPV mortgage depends on more than the interest rate alone. Mortgage Lane provides access to SPV mortgage rates starting from 3.5%. Assessing the best SPV mortgage rate means comparing the total cost of each mortgage, not only its headline rate.

True Cost Analysis of an SPV Mortgage

A true cost analysis measures the overall financial impact of an SPV mortgage across its full term rather than the interest rate in isolation. A true cost analysis of an SPV mortgage considers three main elements:

Interest rate: SPV mortgage rates start from 3.5%, but the final rate offered depends on the specific SPV, the property, and market conditions.
Fees: the analysis includes all associated fees, such as arrangement fees, valuation fees, legal fees, and any other applicable charges.
Loan terms: the duration of the loan and the flexibility of repayment also affect the total cost and suitability of the mortgage.

Whole of Market Access

Mortgage Lane is a whole-of-market mortgage broker, which means it can source SPV mortgage products from across the whole lender market rather than a limited panel. Whole-of-market access supports two things when arranging an SPV mortgage:

Comparing options: SPV mortgage rates and terms from a range of lenders can be compared to identify the closest fit for a given financial situation.
Tailored solutions: mortgage recommendations are matched to the SPV’s property portfolio and investment goals rather than applied uniformly.
Whole-of-market access means an SPV mortgage can be selected on both its starting rate and its total cost over the life of the loan.

Calculating the Best True Cost for a Mortgage SPV

Calculating the true cost of an SPV mortgage requires a full cost analysis, particularly for buy-to-let property including Houses in Multiple Occupation (HMOs). A true cost analysis shows the complete financial commitment of an SPV mortgage and allows different mortgage offers to be compared on a like-for-like basis.

The true cost of an SPV mortgage can be calculated in four steps:

Gross borrowing amount: identify the total amount to be borrowed through the SPV mortgage.
Interest rate: convert the annual interest rate into a decimal, for example, an interest rate of 5% becomes 0.05.
Fixed term (years): determine the number of years for which the fixed interest rate applies.
Additional fees: add together the fees associated with the SPV mortgage, such as product fees, legal fees, valuation fees, and broker fees.

Formula for Calculating True Cost

The true cost of a five-year fixed SPV mortgage can be estimated with a single formula:

True cost (5-year fixed) = (Gross borrowing amount × interest rate × fixed term in years) + all fees (product fee, legal fees, valuation fees, and broker fees)

Worked example for an SPV mortgage:

Formula for calculating true cost

Formula for Calculating True Cost
Item	Value
Gross borrowing amount	£100,000
Interest rate	5% (0.05)
Fixed term	5 years
Product fees	£1,000
Legal fees	£500
Valuation fees	£300
Broker fees	£200

The calculation runs as follows: total interest = £100,000 × 0.05 × 5 = £25,000; total fees = £1,000 + £500 + £300 + £200 = £2,000; true cost of the SPV mortgage = £25,000 + £2,000 = £27,000.

This method gives a clear breakdown of the costs involved in an SPV mortgage and is a useful tool for anyone financing buy-to-let property through a Special Purpose Vehicle (SPV).

Interest Coverage Ratio (ICR) for a Mortgage SPV

The interest coverage ratio (ICR) sets how much rental income a lender requires relative to the mortgage payments on an SPV mortgage. For a standard buy-to-let property held in a Special Purpose Vehicle (SPV), the typical ICR is around 125%, meaning the rental income should cover at least 125% of the mortgage payments under most lenders’ requirements.

For a House in Multiple Occupation (HMO) financed through an SPV mortgage, lenders may require a higher ICR of up to 160%. Lenders apply this higher 160% ICR to HMOs to reflect their greater rental income alongside the increased risk and management demands of an HMO.

These coverage ratios are central to assessing an SPV mortgage. A specialist SPV mortgage adviser can provide guidance tailored to the specific SPV, property, and lender.

Buy-to-let calculator

Indicative estimate only, subject to lender criteria and valuation. This is not a mortgage offer. Your property may be repossessed if you do not keep up repayments.

SPV Mortgages Frequently Asked Questions

What is an SPV in property investment?

A Special Purpose Vehicle (SPV) in property investment is a private limited company set up solely to buy, hold and let residential property. Landlords use an SPV so rental profit is taxed under Corporation Tax rather than Income Tax. Lenders usually require directors' personal guarantees. Most SPVs register under Standard Industrial Classification (SIC) code 68209.

What are the benefits of BTL (Buy-To-Let) limited company mortgage rates?

The benefits of Buy-To-Let (BTL) limited company mortgage rates lie mainly in tax treatment, not the interest rate itself. A limited company deducts mortgage interest in full before paying Corporation Tax. An individual landlord instead gets only a 20% tax credit on mortgage interest under Section 24 of the Finance Act 2015, making company ownership more tax-efficient for higher-rate taxpayers.

Can I transfer personally held properties into an SPV?

Transferring a personally held property into a Special Purpose Vehicle (SPV) is possible, but it is treated as a sale to the company at market value, not a simple change of ownership. This sale can trigger Capital Gains Tax for the individual and Stamp Duty Land Tax (SDLT), including the 5% company surcharge, for the SPV.

How can I find the best limited company mortgage rates for my SPV?

Finding the best limited company mortgage rates for a Special Purpose Vehicle (SPV) means comparing products across the specialist and high-street lenders offering limited company buy-to-let, since rates and fees vary widely. A whole-of-market mortgage broker has access to products not always available directly and can compare rates against loan-to-value ratio, fees and rental income requirements.

Why use an SPV for property investment?

Investors use a Special Purpose Vehicle (SPV) for property investment mainly because rental profit is taxed under Corporation Tax rather than personal Income Tax, and mortgage interest can be deducted in full. This suits higher-rate taxpayers, since Section 24 of the Finance Act 2015 restricts individual landlords to a 20% tax credit on mortgage interest.

What are typical SPV mortgage rates?

SPV mortgage rates are the interest rates lenders charge on buy-to-let borrowing taken out by a Special Purpose Vehicle (SPV) rather than an individual. These rates typically run 0.5 to 1 percentage point higher than equivalent personal buy-to-let mortgages. The exact rate depends on the lender, loan-to-value ratio and property type.

What is the best SPV mortgage rate currently available?

The best SPV mortgage rate currently available cannot be quoted as one figure, because rates change frequently and depend on the lender, loan-to-value ratio and product fees. Limited company buy-to-let rates typically run 0.5 to 1 percentage point higher than personal buy-to-let rates. A whole-of-market broker can confirm the most competitive current rate for a specific case.

How do buy to let mortgage rates for limited companies compare to individual rates?

Buy-to-let mortgage rates for limited companies typically run 0.5 to 1 percentage point higher than rates for individual borrowers. Lenders price a Special Purpose Vehicle (SPV) higher partly because it is a newer type of borrower with a shorter trading history. The lender panel for limited company buy-to-let is also smaller, which limits price competition.

Are there any downsides to using an SPV for property investment?

Using a Special Purpose Vehicle (SPV) for property investment carries downsides alongside its tax advantages. Mortgage rates for a limited company are usually higher than personal buy-to-let rates, and the lender panel is smaller. Directors typically must sign personal guarantees, which reduces the liability protection the company structure would otherwise provide.

How do SPV properties differ from personally held properties?

Properties held through a Special Purpose Vehicle (SPV) differ from personally held properties mainly in ownership and taxation. An SPV owns the property, and the investor owns shares in the company rather than the property itself. Rental profit within an SPV is taxed under Corporation Tax, while personally held property is taxed under Income Tax with restricted mortgage interest relief.

Are there specific buy to let mortgage rates for limited companies?

Specific buy-to-let mortgage rates do exist for limited companies, separate from rates offered to individual landlords. Limited company rates typically run 0.5 to 1 percentage point higher than personal buy-to-let rates, reflecting the smaller lender panel and extra underwriting for a Special Purpose Vehicle (SPV). Rates also vary by loan-to-value ratio and property type.

How does buying a property through an SPV affect mortgage eligibility?

Buying a property through a Special Purpose Vehicle (SPV) changes mortgage eligibility because affordability is based on the company's projected rental income, not the applicant's personal salary. Lenders typically apply an Interest Coverage Ratio (ICR) test, requiring rental income to cover around 125% of the mortgage payment at a stressed rate. Directors are still usually required to give personal guarantees.

What are the advantages of buy to let company mortgage rates?

The advantages of buy-to-let company mortgage rates come from how profit is taxed and retained, not from the interest rate being lower. A limited company deducts mortgage interest in full before paying Corporation Tax, and profit can stay in the company to fund further purchases. Profit can also be extracted flexibly as salary or dividends.

What are the criteria for securing an SPV mortgage for an HMO (House in Multiple Occupation)?

Securing a Special Purpose Vehicle (SPV) mortgage for a House in Multiple Occupation (HMO) requires meeting both standard SPV lending criteria and HMO-specific rules. A valid HMO licence is required where a property has five or more tenants from two or more households, under the Housing Act 2004. Lenders apply a higher Interest Coverage Ratio (ICR), often 145% to 160%.

What should I consider before setting up an SPV for a buy-to-let mortgage?

Before setting up a Special Purpose Vehicle (SPV) for a buy-to-let mortgage, an investor should weigh the tax benefits against the added costs. A limited company deducts mortgage interest in full before paying Corporation Tax, but SPV mortgage rates are typically higher and the lender panel is smaller. Directors are usually asked to give personal guarantees.

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