Are You Paying Too Much Tax? Join in the debate
Research this week reveals surprising levels of ignorance about tax matters among UK workers.
As HM Revenue and Customs (HMRC) prepares to send out nine million more tax error letters than the six million it originally planned over miscalculations on pay-as-you-earn tax accounts dating back to 2004, Panorama reveals the continuing chaos inside HMRC.
With large cuts just announced to HMRC's budget, insiders say the much-vaunted new computer system is making a bad situation worse with billions in tax owed to the revenue having to be written off because of mistakes.
Reporter Adam Shaw takes tax experts on the road to check people's tax codes and hears first hand from angry taxpayers and from whistleblowers inside HMRC who complain that mismanagement, waste and staff shortages mean they're providing a poor service to taxpayers across the country.
He also braved the autumnal wind to give us a breezy, bitesized guide to what you should do if you receive a P800 letter from the Revenue, which you can watch here:
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