GOV.UK One Login
From 10 November 2025, customers signing into HMRC may have noticed a new sign-in screen. This new screen introduces an additional option: GOV.UK One Login, alongside the existing Government Gateway option. Users should continue using their Government Gateway sign-in details as usual. This change is part of HMRC’s preparation for moving to GOV.UK One Login, a secure, modern sign-in system that will eventually replace Government Gateway. Users on the HMRC sign-in screen will not be able to create a GOV.UK One Login or sign into HMRC with a GOV.UK One Login at this point, instead, they will be redirected to Government Gateway. Some users may already have a GOV.UK One Login credential from another Government Department, however, they cannot use their GOV.UK One Login to sign into HMRC services yet. They must continue to use their Government Gateway details to sign-in. When does this impact users of 3rd party software? Starting from 19 November 2025, users signing in throug...