NewsCost Of LivingMartin LewisHe shared a list of key documents you should keepNicholas Dawson12:04, 10 Jul 2026Martin Lewis has issued a stark warning about keeping your financial records in order. He warned his fans that failing to maintain the necessary paperwork could land you in serious trouble with HMRC.‌A listener to his BBC podcast raised the issue as they sent in a question about digitising their documents. They wanted to know for which contracts and financial products they should keep an original paper copy for future reference. In his response, Mr Lewis began by outlining a general timeframe to bear in mind. He said: "The conventional wisdom is you only need to keep bank, credit card and other personal finance documents for six years, because HMRC - the tax office - is said to o