SPV or personal name: how should you hold a buy-to-let?

Holding a buy-to-let through a limited company (an SPV) rather than in your own name changes how the property is taxed, which mortgages you can access, and how the rental stress test is applied. Company products often stress the rent less harshly, which can mean higher borrowing, but rates and fees can be higher. It is a tax decision first and a mortgage decision second — take it with an accountant.

What is an SPV, and why do landlords use one?

Answer first: an SPV (special purpose vehicle) is a limited company set up purely to hold property, rather than to trade. Landlords use them because company ownership is taxed differently from personal ownership — and for some, that difference is significant enough to reshape how they buy.

Lenders in this market generally expect the company to be a genuine SPV with property-related activity, rather than your existing trading company that also happens to own a flat. That’s worth knowing early, because contractors often ask whether they can simply buy through the limited company they already contract through — usually the answer is that a separate SPV is the cleaner route. Our limited company / SPV buy-to-let page sets out the product landscape.

How the mortgage differs

Three things change when you buy through a company rather than personally.

The stress test is often gentler. Company buy-to-let products commonly apply a less punishing rental interest coverage test than personal-name products. Because the ICR is what caps your borrowing, a gentler test can mean the same rent supports a bigger loan — which is one of the main practical attractions.

Rates and fees can be higher. The company market has grown a great deal and pricing has narrowed, but company products can still carry higher rates and larger fees than personal-name equivalents. That doesn’t automatically make them worse: a gentler stress test with a slightly higher rate can still be the better overall outcome if it’s what makes the purchase work.

Personal guarantees are standard. Lenders typically require directors to give personal guarantees, so the company structure doesn’t put you entirely at arm’s length from the borrowing. It’s a tax and ownership wrapper, not a shield from the mortgage.

The tax question — and why it comes first

Here’s the honest framing: this is a tax decision first, and a mortgage decision second. The tax treatment of rental profit, of interest costs, and of extracting money from the company all differ between the two structures, and the right answer depends on your income, how many properties you plan to hold, and what you eventually want to do with them.

That means the decision belongs with an accountant, not with a mortgage broker or a spreadsheet of rates. What a broker adds is the other half of the picture: what each structure means for the products, rates and borrowing available to you. Both halves need to be decided together — choosing a structure on mortgage pricing alone, or on tax alone without knowing what you could borrow, tends to end badly.

Can you move an existing property into a company?

It’s possible, but it isn’t a simple transfer. Moving a property you already own personally into a company is generally treated as a sale from you to the company, which can bring tax and transaction costs with it. Sometimes that still makes sense; often it doesn’t.

This is exactly the kind of decision that shouldn’t be made from a forum post. If you’re considering it, get proper tax advice on the cost of the move before you look at mortgage products at all — the mortgage is the easy part.

How does this affect a contractor?

Less than you’d expect, and that’s the good news. Because buy-to-let borrowing is driven by the rent rather than your day rate, the income-assessment battle that dominates residential contractor lending is largely absent here. Most lenders still want a minimum personal income, so it helps to be with a lender that reads your contract income properly — but it’s a threshold to clear, not a multiplier that sets your loan.

If you’re a limited company director already, you’ll find the company machinery familiar. That familiarity is not, on its own, a reason to choose the SPV route — but it does mean the administration involved is unlikely to be the deciding factor either.

The bottom line

Buying through an SPV changes the tax treatment, often loosens the rental stress test (potentially lifting your borrowing), and can carry higher rates and fees. Compare total cost across both structures rather than assuming one wins. Above all, take the structure decision with an accountant first, then bring a broker in to show you what each route makes possible. To compare products across both, speak to an adviser.

Most buy-to-let mortgages are not regulated by the Financial Conduct Authority. We do not provide tax advice; speak to a qualified accountant about your own position.