HMRC service availability issues affecting self assessment and employer PAYE

HMRC is encountering IT issues and has updated its service availability pages as follows:

Individuals and Agents using the self assessment service

Due to technical difficulties individuals and agents are having problems using the Self Assessment Service and are receiving error codes 499 or 404.

Employer PAYE service

Problems filing returns for the 2016/2017 tax year

Due to technical difficulties it is not possible to file returns for 2016/17.

PAYE accounts not showing the latest position

HMRC is aware that some PAYE accounts are not showing the latest position.

These issues are being investigated and HMRC will update the service availability pages as and when each issue is resolved.