The 5-character payslip code that could be shrinking your take-home pay in 2026

Marriage Allowance explained: how UK couples can cut their tax bill by up to £252

Many couples across the United Kingdom are quietly missing out on a simple tax break that can be worth up to £252 a year — and potentially more if you can backdate your claim. Marriage Allowance sounds fiddly, but the rules are surprisingly straightforward once you know what to check.