These NVQs are aimed at those working in the custodial care sector. They may apply from a range of court escort services and electronic tagging. The Level 2 qualification is aimed at those working in court escort and inter-prison transfer, Police gaolers/dedicated detention officers and security staff in military corrections. Whilst the Level 3 is aimed at those working as residential prison officers and experienced staff in immigration detention and military corrections and other supervisory roles.