This latest article on accounting web makes a very good case for using tax professionals to complete your tax return
“A taxpayer had to pay a penalty for reporting amounts from an incorrect P60 on his 2016/17 self assessment tax return. The first tier tribunal accepted he made an honest mistake but upheld the penalty.“
Click on the link below to read the full article
https://www.accountingweb.co.uk/tax/hmrc-policy/taxpayer-penalised-for-employers-mistake-on-p60