The Government Says

Guidance: Transfer of supervision within the UK and Crown Dependency Jurisdiction policy framework

Guidance: Transfer of supervision within the UK and Crown Dependency Jurisdiction policy framework
Local copy of transfer-licence-supervision-uk-crown-dependency-pf.pdf

https://www.gov.uk/government/publications/transfer-of-supervision-within-the-uk-and-crown-dependency-jurisdiction-policy-framework

seen at 09:51, 15 October in Ministry of Justice - Activity on GOV.UK.