Buy a £900 laptop on a Barclaycard and the retailer collapses before it arrives, and by law the bank owes you the money back — no argument, no goodwill gesture, a statutory right written into an Act of Parliament from 1974. Buy the identical laptop with your debit card, or split it four ways through Klarna, and the legal picture changes completely, even though the checkout screen looked exactly the same. Most shoppers assume "I paid by card" means one uniform level of cover. It doesn't, and the gaps are getting more consequential now that a growing share of UK retail spending runs through Buy Now, Pay Later splits and "pay by bank" open banking checkouts rather than a Visa or Mastercard rail at all.
Section 75: the one right with real legal teeth
Section 75 of the Consumer Credit Act 1974 is the strongest consumer protection most people never read the small print on. It makes your credit card provider jointly and severally liable, alongside the retailer, for anything that goes wrong with a purchase between £100 and £30,000 — faulty goods, a holiday company that goes into administration, a kitchen fitter who takes a deposit and disappears. Crucially, it doesn't matter whether you paid the whole amount on the card or just a slice of it: put down a £150 deposit on a £4,000 sofa and pay the rest in cash, and the card issuer is on the hook for the full £4,000 if the retailer folds before delivery. That single feature is why Section 75 claims come up constantly in Financial Ombudsman Service decisions involving collapsed travel firms and building contractors, and why seasoned UK shoppers instinctively reach for a credit card on anything above three figures. Barclaycard, Amex, NatWest and every other UK card issuer are bound by the same rule, because it sits in statute rather than in any bank's own goodwill policy, and that's precisely why a claim doesn't evaporate just because the issuer would rather you went away. It also doesn't matter whether the retailer itself still exists to be sued — the whole point of joint and several liability is that you can pursue the card company instead, which matters enormously when the company you bought from has already gone into administration and stopped answering the phone. The one limit worth remembering is the £30,000 ceiling per single item, which occasionally trips people up on big-ticket purchases like a kitchen extension paid in stages, where each stage invoice needs to be checked separately against the threshold.
Recommendation, and this one isn't hedged: if a purchase is over £100 and there's any doubt at all about a trader's staying power — a builder you haven't used before, a small travel operator, a furniture shop with a six-week lead time — put at least part of it on a credit card, full stop. It costs nothing extra if you clear the balance, and it converts a civil dispute you'd otherwise have to chase alone into a claim your bank's legal team has to answer.
Debit card chargeback: goodwill dressed up as a right
Your bank is not being generous when it processes a chargeback on your debit card.
What you get instead of a statutory right is chargeback, a set of dispute rules written by Visa and Mastercard and adopted voluntarily by the banks that issue cards under their schemes. It isn't law. No Act ever created it, and no regulator enforces it the way the Financial Conduct Authority enforces Section 75 disputes — the bank is simply following a private rulebook it signed up to.
In practice chargeback works well for the clean cases — an item never turned up, a company stopped trading before it shipped anything, a subscription kept billing after cancellation. It works far less well the moment the retailer disputes the claim, because the bank has no legal obligation to take your side, only a scheme process to follow, and that process typically gives you 120 days from the transaction (or from the expected delivery date) to raise a claim, stretching to as long as 540 days for specific categories like advance flight bookings. Miss that window and there's no statutory backstop underneath it, unlike Section 75, which survives long after the scheme deadline has passed.
BNPL after the FCA rules: the gap closes, but not all the way
Klarna, Clearpay and PayPal's Pay in 3 spent years operating in a regulatory blind spot, exempt from consumer credit rules because the splits were interest-free and settled inside twelve months. That changed this summer, when the FCA's new regime brought regulated BNPL agreements under its authorisation umbrella — providers now have to run affordability checks, and users get the right to complain to the Financial Ombudsman Service if something goes wrong with how the agreement was sold or administered.
What the reform doesn't automatically hand you is the same joint-and-several claim against the retailer that Section 75 gives credit card users. Section 75 was written around a specific structure — a lender advancing credit directly for a purchase, tied to the Consumer Credit Act's original definitions — and BNPL providers are being folded into FCA oversight along a parallel track rather than wholesale into Section 75 itself. Whether a given Klarna or Clearpay agreement carries equivalent joint liability depends on how that specific agreement is structured, and the honest answer in September 2026 is that this is still being tested through early Ombudsman decisions rather than settled beyond doubt. Check the agreement's terms before you rely on it for anything expensive; the assumption that "it's regulated now, so it must work like a credit card" is exactly the kind of assumption that costs someone £600 on a broken sofa.
Open banking "pay by bank": the newest blind spot
Pay by bank checkouts, built on the Variable Recurring Payments and single-payment open banking rails that Monzo, Starling and a growing list of retailers now offer at checkout, skip the card networks completely. There's no Visa or Mastercard transaction to raise a chargeback against, and there's no credit agreement for Section 75 to attach to — functionally, it's a direct bank transfer, and the law treats it that way. The only safety net that applies is the Payment Systems Regulator's mandatory reimbursement scheme for authorised push payment fraud, and that only covers you if you were tricked into authorising the payment by a scammer. It does nothing for the ordinary retail dispute: a sofa that never arrives from a legitimate but underfunded retailer, a builder who takes the deposit and does a poor job, a company that simply refuses a refund it owes. Retailers like it precisely because it removes them from card scheme dispute processes entirely, and some checkout flows now default to pay-by-bank with the card option tucked behind a second click, which makes it easy to end up on the weaker rail without noticing. None of this means open banking payments are unsafe in the way cash-in-hand deals are unsafe — the money still lands in a traceable, regulated account, and Confirmation of Payee checks the recipient's name before the transfer goes through. It simply means the legal recourse if the goods themselves are the problem, rather than the payment being fraudulent, is thinner than most shoppers assume when they see a bank logo at checkout instead of a card logo.
Retailers offering a 1–2% discount for paying by bank instead of by card are not being altruistic — they're avoiding card scheme interchange fees, and they're doing it by shifting the entire dispute risk onto you. Don't take that discount on anything over a couple of hundred pounds unless you already trust the retailer completely; you're trading a hard-won legal protection for a saving that barely covers the inconvenience if it goes wrong.
What actually determines whether you're covered
Cut through the marketing and three things decide the outcome every time:
- The payment rail itself — credit card, debit card, a BNPL split, or a direct bank transfer.
- How much of the price, even a token amount, went through a UK-regulated credit card, because that single detail is what activates Section 75.
- Whether the lender behind the transaction is UK-regulated at all — a card issued by an EU-based fintech with no UK consumer credit licence won't trigger Section 75 the way a Barclaycard or an Amex issued from London will, and it is worth a two-minute call to your provider to check this before you commit to anything large.
A £4,000 kitchen worktop paid for with a £200 deposit on a Halifax credit card and the rest by bank transfer is fully covered if the fitter vanishes. The same worktop paid entirely by open banking transfer to save the retailer's card fees, with no credit card touching the transaction at all, leaves you writing a strongly worded email and hoping the company still answers its phone.