It is common knowledge that HMRC PAYE system can take couple of weeks to update RTI submissions and any payments that you make to them.
It has recently come to our attention that information provided on it may also be incorrect.
Recently, we came across a case where amount shown on HMRC online website differs by around c£40k with HMRC own records. When client called the help-line, they were unable to explain the reason for difference.
We are investigating, watch this space …