Can You Remortgage with Borrowing on 0% Credit Cards?

Remortgaging with existing debt is common, and many borrowers wonder whether having borrowing on 0% credit cards will affect their chances. While a 0% interest deal may reduce short-term costs, lenders still assess the outstanding balance when reviewing affordability. Understanding how this type of borrowing is treated can help you prepare before applying for a remortgage.

When applying to remortgage with 0% credit cards, lenders typically look beyond the promotional rate and focus on your total debt, monthly commitments, and repayment behaviour. Even though no interest is being charged during the promotional period, the balance must still be repaid, which can influence how much you are able to borrow.

This guide explains how lenders view 0% credit card borrowing, how it affects affordability checks, and what factors may influence your remortgage options. It also explores practical scenarios to help illustrate how applications may be assessed.

Can you remortgage with 0% credit cards?

Yes, it is possible to remortgage with 0% credit cards, but lenders will still factor the debt into their affordability calculations.

Even though 0% credit cards do not charge interest for a fixed period, lenders consider the full outstanding balance as a financial commitment. This means your total debt level, rather than the interest rate, plays a key role in determining whether you meet lending criteria. A large balance could reduce the amount you are able to borrow.

Lenders will also review your repayment history. Regular, on-time payments can support your application, while missed payments may negatively affect your credit profile. Responsible use of credit can demonstrate financial discipline, which may be viewed positively.

Different lenders apply different criteria, so outcomes can vary. Some may be more flexible with borrowers who have manageable credit card balances, while others may apply stricter affordability thresholds depending on your income and overall financial position.

How do lenders assess credit card debt during a remortgage?

Lenders assess credit card debt by reviewing balances, minimum payments, and how the debt affects your overall affordability.

When you apply for a remortgage, lenders typically examine your credit report to identify outstanding balances across all credit facilities. They often assume a minimum monthly repayment, even if your actual payment is lower. This assumed cost is then included in affordability calculations.

In some cases, lenders may apply a percentage of the balance, such as 3% to 5%, as a notional monthly repayment figure. This helps them estimate the ongoing financial commitment, particularly for 0% credit cards where minimum payments may appear low.

The timing of your 0% promotional period can also be relevant. If the interest-free period is due to end soon, lenders may consider the potential increase in repayments once standard interest rates apply, which could affect how they assess long-term affordability.

Does a 0% credit card impact mortgage affordability?

Yes, borrowing on 0% credit cards can impact mortgage affordability because lenders include the debt in their calculations.

Affordability assessments are designed to ensure borrowers can maintain repayments under different financial conditions. Even if your current repayments are low due to a promotional offer, lenders consider the total balance as a liability that must eventually be repaid.

Higher levels of unsecured debt can reduce your borrowing capacity. For example, a borrower with significant credit card balances may be offered a lower loan amount compared to someone with no unsecured debt, even if both have similar incomes.

Other factors, such as income stability, existing mortgage payments, and household expenditure, are also considered. Credit card debt is just one part of a broader affordability assessment that aims to evaluate your overall financial resilience.

Will lenders treat 0% balance transfers differently?

Most lenders do not treat 0% balance transfers differently from other credit card debt when assessing a remortgage.

A balance transfer simply moves existing debt from one card to another, often to take advantage of a 0% interest period. While this can reduce interest costs, the total debt remains unchanged and is still considered in affordability checks.

Some lenders may look at how frequently you use balance transfers. Regularly shifting debt between cards could suggest reliance on credit, which may influence how your application is assessed.

However, if balance transfers are used as part of a structured repayment approach and balances are reducing over time, this may present a more stable financial picture. Lenders typically focus on patterns of behaviour rather than isolated transactions.

Can you remortgage to consolidate 0% credit card debt?

It may be possible to remortgage to consolidate 0% credit card debt, depending on lender criteria and available equity.

Some borrowers consider adding unsecured debt to their mortgage to simplify repayments. This involves increasing the mortgage balance to repay credit card debts. Lenders will assess loan-to-value ratios, affordability, and the purpose of the additional borrowing.

While consolidating debt into a mortgage may reduce monthly outgoings, it can increase the total cost of borrowing over time because mortgages typically run over longer terms. This means interest may be paid on the consolidated amount for many years.

Lenders also consider risk carefully. Increasing borrowing secured against your home may not always be suitable, particularly if it significantly raises your loan-to-value or stretches affordability limits.

What factors improve your chances of remortgaging?

Strong credit history, manageable debt levels, and stable income can improve your chances of remortgaging with 0% credit cards.

Lenders typically look for consistent repayment behaviour across all credit accounts. Making at least the minimum payment on time each month can support your credit profile and demonstrate reliability.

Reducing outstanding balances before applying may improve affordability calculations. Even small reductions in credit card debt can positively affect how much you are able to borrow or the range of products available.

Other factors, such as property value, loan-to-value ratio, and employment stability, also play a role. A lower loan-to-value and steady income may offset the impact of moderate credit card borrowing.

Example scenario: remortgaging with 0% credit card debt

A borrower with 0% credit card debt may still be able to remortgage, but the outcome depends on how the debt affects affordability.

For example, a homeowner earning £45,000 per year has a mortgage balance of £180,000 and wants to remortgage to a better rate. They also have £8,000 on a 0% credit card with 12 months remaining on the promotional period.

A lender reviewing this application may assume a monthly repayment of around 3% of the balance, equating to £240 per month. This figure is added to the borrower’s existing financial commitments, reducing the amount they may be able to borrow.

If the borrower has a strong credit history, stable employment, and a low loan-to-value ratio, the application may still be acceptable. However, if affordability is tight, the lender may offer a lower borrowing amount or decline the application based on risk.

FAQ: Remortgaging with 0% credit cards

Does a 0% credit card affect my credit score?

Yes, a 0% credit card can affect your credit score depending on how it is used. High balances relative to your credit limit may lower your score, while consistent repayments can support it.

Should I pay off credit cards before remortgaging?

Paying off or reducing credit card balances may improve affordability and increase your borrowing potential, but individual circumstances and lender criteria will vary.

Do lenders prefer no unsecured debt?

Not necessarily, but lower levels of unsecured debt generally make it easier to meet affordability requirements and may widen your choice of lenders.

Will the end of a 0% period affect my application?

It can. If the promotional period is ending soon, lenders may consider the higher future repayments when assessing affordability.

Can I get a better rate if I clear my credit cards?

Reducing or clearing debt may improve your overall financial profile, which could influence the range of rates available, depending on lender criteria.

This guide provides general information only. Personalised mortgage advice should always come from a regulated mortgage adviser authorised by the Financial Conduct Authority.