A guide to business credit cards, personal guarantees and your personal credit file
For most business owners in the UK, a business credit card sits apart from personal finances entirely. Business credit reference agencies usually record spending and repayments on a business file, not a personal one, so everyday company expenses stay off your personal credit history.
That separation is not absolute, though. Most UK business credit cards require a personal guarantee from a director. Capital on Tap is one example. That guarantee is the main route by which a business card can eventually touch your personal credit. This guide walks through when that happens, when it doesn’t, and how to keep your personal credit protected while you still make use of a business card.
This is general guidance, not financial or legal advice. Always check your own card’s terms and speak to a qualified adviser if you’re unsure how any of this applies to your situation.
In most cases, no a business credit card doesn’t directly affect your personal credit score. Business credit reference agencies typically track business card activity. They are separate from the agencies that calculate your personal credit score.
The exceptions come down to three things: the credit checks at application stage, whether you have signed a personal guarantee, and what happens if the account falls into serious arrears. Capital on Tap’s card is a useful example, since it involves all three.
A soft search covers your personal credit file. It doesn’t affect your score, and other lenders can’t see it. A hard search covers the business’s credit file.
This is a sensible model it lets you find out where you stand without any cost to your personal score, provided the application doesn’t go further.
Not every provider sets up it this way. Some providers also run a hard search on the applicant’s personal file. This is more common with newer or smaller businesses with limited trading history.
This is the point where a business card most commonly connects to personal credit. Capital on Tap requires a personal guarantee from a director or majority shareholder. This applies to applicants with 25% or more ownership. It isn’t optional, and it isn’t limited to higher-risk applicants.
That liability doesn’t end if the director later leaves the company or the business stops trading. That liability doesn’t end if the director later leaves the company or the business stops trading.
Signing the guarantee doesn’t, by itself, affect personal credit. The risk sits in what happens next. If the business fails to pay and the lender calls on the guarantee, it can report the resulting personal debt and any missed repayments against the director individually and that can affect their personal score.
Manage the account properly, and this doesn’t arise. A personal guarantee sits behind every Capital on Tap facility. As a result, a serious default can become a personal debt. Once the business can’t pay, the lender can pursue the guarantor directly including through legal action if necessary.
Use the card as intended keep spending within the limit, clear the balance on time, and never trigger the guarantee and its activity stays on the business credit file. Routine use simply doesn’t flow through to the director’s personal score. That’s one of the practical benefits of using a business card rather than mixing spend through a personal one.
A few habits go a long way, particularly where a guarantee is in place:
Used responsibly, a business credit card helps build a business credit profile in its own right, tracked separately from the director’s personal one. Over time, a stronger business credit history can support borrowing on the company’s own standing so the business relies less on the director’s personal guarantee and personal credit file.
Capital on Tap offers credit limits of up to £250,000, depending on the business’s circumstances. The standard tier has no annual fee. Cardholders earn uncapped 1% cashback on spending, pay no foreign exchange or ATM charges, and face interest rates from around 13.86% APR (variable) on carried balances. A Pro/Rewards tier costs a £299 annual fee and offers an enhanced cashback rate, with the option to earn Avios instead.
The business also needs turnover of at least roughly £24,000 a year, with no unsatisfied CCJs in the last 12 months. The business also needs turnover of at least roughly £24,000 a year, with no unsatisfied CCJs in the last 12 months.
We checked these figures as of the date above. Capital on Tap reviews rates, fees and limits regularly, so confirm current terms directly with them before publishing or relying on these numbers.
Usually not for routine spending, since UK business cards typically report to business credit files. If you’ve signed a personal guarantee as with Capital on Tap a default can create a direct link to your personal file. Always check a card’s specific terms before applying.
The initial application involves a soft search on your personal file, which doesn’t affect your score, alongside a hard search on the business’s file. Signing the credit agreement and personal guarantee is the only thing that affects your score and then only in the way any new credit facility does.
Not directly. It primarily builds the business’s own credit profile. If you’ve signed a personal guarantee, responsible use also lowers the practical risk of a lender ever calling on it but it isn’t a route to actively building personal credit.