Main Menu Button
Login

What is a revolving credit facility for buy-to-let landlords?

22nd May 2026

By Simon Carr

What is a revolving credit facility for buy-to-let landlords?

For UK property investors, managing cash flow can be one of the biggest challenges to growing a portfolio. Traditional funding options like bridging finance or remortgaging can be slow and expensive. But there is another option that behaves like a property-backed overdraft. If you want to know what is a revolving credit facility in the context of residential buy-to-let (BTL) investing, this guide explains how it works, how it compares to other options, and when you might use it.

Unlike standard business loans or credit cards, a buy-to-let revolving credit facility is a secured financial product. It is specifically designed for UK landlords and is secured as a second charge against an existing residential buy-to-let property. This means you do not have to replace your current mortgage to access the equity in your property.

How does a secured revolving credit facility work?

A revolving credit facility works by giving you access to a pre-approved limit of cash. Instead of receiving a lump sum that you must pay interest on from day one, you can draw down smaller amounts as and when you need them. Once you repay what you have borrowed, that limit becomes available to use again without the need to submit a brand-new application.

Here are the key characteristics of this property investment tool:

  • Secured as a second charge: The facility sits behind your existing first-charge buy-to-let mortgage. You do not need to disturb your current mortgage rate.
  • Flexible drawdowns: Once the facility is arranged, you can typically draw down funds within 24 to 48 hours.
  • Interest on drawn funds only: You only pay interest on the money you have actually borrowed, not on the total facility limit. This can make it a highly cost-effective safety net.
  • Repay and reuse: As you repay the balance, the credit limit restores, allowing you to fund multiple projects over the term of the agreement.

To explore how this structure could benefit your current portfolio, you can visit the Promise Money promisemoney.co.uk/landlord-revolving-credit-100 hub for more details.

How it compares to bridging finance and remortgaging

To understand the value of this facility, it helps to compare it to the traditional alternatives that landlords typically use to raise capital.

Revolving credit vs bridging loans

Bridging loans are typically single-use, short-term loans. When you take out a bridging loan, you generally receive the entire balance at once. Bridging finance can be structured as an “open” bridge (with no fixed repayment date, though usually limited to 12 or 24 months) or a “closed” bridge (with a firm, predetermined exit date, such as a pending sale).

Importantly, most bridging loans roll up interest. This means you do not make monthly payments, but the interest accumulates and is paid in full at the end of the term. While useful, bridging finance does not allow you to easily repay and redraw funds. If you need more cash for your next project, you must apply for a completely new loan, incurring more setup fees. With a revolving facility, you can manage multiple smaller projects sequentially using the same pre-approved facility.

As with all secured property finance, you must consider the potential risks. Your property may be at risk if repayments are not made. Failing to keep up with your payment schedule can result in legal action, repossession of the property, increased interest rates, or additional charges from the lender.

Revolving credit vs remortgaging

Remortgaging to release equity is a common way to fund portfolio growth, but it has distinct drawbacks. First, the process can take several weeks or even months. Second, if you have a highly competitive historical interest rate on your first mortgage, remortgaging the entire property value to release cash could mean switching to a much more expensive rate. A second-charge revolving credit facility leaves your first mortgage untouched, preserving your existing rate while still letting you tap into your equity.

Real-world scenarios for property investors

Because of its flexible nature, a secured revolving credit facility can be used in several practical ways to keep your property business running smoothly.

1. Funding property refurbishments

If you purchase a property that needs work before it can be let, a revolving facility can cover the material and labour costs. You can draw down funds to pay contractors in stages and then repay the balance once the property is tenanted and generating rental income.

2. Meeting EPC upgrade requirements

The UK government has set targets for improving the energy efficiency of rental properties. Landlords can check current guidelines on the official GOV.UK energy certificate finder to see if their properties require upgrades. Using a revolving credit facility allows you to fund insulation, heat pumps, or double glazing across several properties step-by-step.

3. Securing auction purchases

Buying at auction requires speed. Once the hammer falls, you typically have 28 days to complete the purchase. Because funds from an established revolving facility can typically be accessed within 24 to 48 hours, you can act quickly to secure deposits or buy properties outright before arranging long-term finance.

4. Covering void periods

Even the best-managed portfolios experience void periods where no rent is coming in. A revolving credit facility can act as an emergency fund to cover mortgage payments, council tax, and utility bills during these temporary gaps, preventing you from dipping into personal savings.

Credit history and applying

Because a revolving credit facility is a secured second charge, lenders will look at the equity available in your buy-to-let property as well as your credit history. It is a good idea to check your credit file before making an application to ensure all details are accurate.

If you want to review your credit profile, you can use this service: Get your free credit search here. It’s free for 30 days and costs £14.99 per month thereafter if you don’t cancel it. You can cancel at anytime. (Ad)

Working with an expert broker can help you navigate the market. Promise Money is an FCA-authorised broker (Ref: 681423) — not a lender. We can compare the market on your behalf to find a facility that suits your investment strategy. You can contact our team directly on 01902 585020 to discuss your requirements.

People also asked

Is a revolving credit facility unsecured?

No, the specific product discussed here is a secured second-charge facility. It is secured against a residential buy-to-let property that you own, sitting behind your primary mortgage.

How quickly can I get cash from an arranged facility?

Once the legal paperwork and valuation are complete and the facility is active, you can typically draw down funds into your bank account within 24 to 48 hours.

Do I pay fees on the unused part of my credit limit?

You typically only pay interest on the money you actually draw down, though some lenders may charge a small facility or commitment fee on the unused portion of the limit.

Can I use this facility if I already have a mortgage?

Yes, this facility is designed to sit as a second charge behind your existing first-charge buy-to-let mortgage, meaning you do not have to disturb your current mortgage rate.

Can I use a revolving credit facility to buy another property?

Yes, many landlords use the drawn funds to cover deposits for new auction purchases or to buy properties that do not currently qualify for a standard mortgage due to their condition.

    Find a mortgage

    Enter some details and we’ll compare thousands of mortgage plans – this will NOT affect your credit rating.

    How much you would like to borrow?

    £

    Type in the box for larger amounts

    For how long?

    yrs

    Use the slider or type into the box

    Do you own property in the UK?

    About you...

    Your name:

    Your forename:

    Your surname:

    Your email address:

    Your phone number:

    Notes...


    More than 50% of borrowers receive offers better than our representative examples. The %APR rate you will be offered is dependent on your personal circumstances.
    Mortgages and Remortgages secured on land
    Borrow £270,000 over 300 months at 7.1% APRC representative at a fixed rate of 4.79% for 60 months at £1,539.39 per month and thereafter 240 instalments of £2050.55 at 8.49% or the lender’s current variable rate at the time. The total charge for credit is £317807.66 which includes £2,500 advice / processing fees and £125 application fee. Total repayable £587,807.66
    By submitting any information to us, you are confirming you have read and understood the Data Protection & Privacy Policy.