Monitor state there is a definition of delayed discharges in mental health published on this site. This is not correct and NMHDU have not published any definition around this issue

We suggest you visit the Department of Health`s SITREPS 2003-2004: draft version: definitions and guidance page

The National Mental Health Development Unit (NMHDU) is the agency charged with supporting the implementation of mental health policy in England by the Department of Health in collaboration with the NHS, Local Authorities and other major stakeholders.