Around 31% of adults have paid the incorrect amount of tax at some point - with the average overpayment worth £689, according ...
Thousands of workers up and down the UK are thought to be on the wrong tax code, meaning they’re not getting the right amount ...
HMRC overcharged taxpayers £3.5 billion in income tax the latest data shows, with tax coding errors largely to blame.
An incorrect code could mean you're entitled to a refund running into thousands of pounds ...
Millions of people could be on the wrong tax code.