Guidance: Annual Tax on Enveloped Dwellings: service availability and issues.
HMRC has published a guidance page detailing the current service status and any technical issues affecting the Annual Tax on Enveloped Dwellings (ATED) online service. This information is relevant to companies that own UK residential property valued at more than £500,000. You should check this page if you are experiencing difficulties when attempting to access or use the ATED online system.
Source: https://www.gov.uk/government/publications/annual-tax-on-enveloped-dwellings-service-availability-and-issues. Summarised automatically from the official source — general information, not advice.