You will see deployments designed against the Ofqual, OfS, JCQ and ICO expectations. Where assessment integrity is at stake, the model never marks an examination unsupervised.
Admissions use cases are tested against the Equality Act 2010 protected-characteristic list and audited annually. The audit method is published.
Where the case is for staff-time release rather than student outcomes, we say so. Most case studies in the press conflate the two.