Step-by-step payroll troubleshooting: common RTI errors and how to fix them
Running payroll feels straightforward until an RTI submission bounces back with a cryptic error code. I’ve spent years helping small businesses wrestle with payroll software, HMRC quirks and those afternoons when PAYE and National Insurance totals refuse to reconcile. In this guide I walk you through the most common Real Time Information (RTI) errors I see, why they happen and — more importantly — how to fix them step by step so you can...