By James Rodger & Joseph Wilkes HMRC has mistakenly taxed a taxpayer on £14,000 of savings interest that wasn’t theirs, according to an investigation into one individual’s claim. Leading financial experts This is Money have highlighted the ordeal of one taxpayer after they reached out to Tony Hetherington’s advice column for help. The distressed saver explained: “HM Revenue and Customs informed me that I had paid too little tax in 2022-2023, because I had received over £14,000 in untaxed interest on savings. The savings figure was supplied to HMRC by National Savings.” They continued: “Unfortu…