HMRC ADMIN 2
Subject: I’ve lost my User ID and password what do I do?
If you’ve lost both your User ID and password, you may be able to try our new service or use an online form to request a duplicate.
Use the link below if you have problems signing in online.
Problems signing in
See the link below for details on technical support available with HMRC online services.
Technical support with HMRC online services
You can also check for any service availability issues via the links below.
Self Assessment: service availability and issues
Self Assessment: paying HMRC - service availability and issues