If you are a current student, you are returning from interruption, or if you have deferred your studies, you can request a CAS by contacting us through our enquiry form. Renewing or extending your visa You must complete the enquiry form to request a CAS, if you intend to renew or extend your Student route visa. We can then advise you on what you need to do next. Certain students on specific postgraduate exit level programmes (science and technology) will need to obtain a new ATAS certificate if applying for a new Student visa application. New student - Deferring your studies If you have deferred your studies, and previously requested a CAS, you can no longer request a CAS through Euclid. You will need to complete the enquiry form to request a CAS. By requesting a CAS you confirm you have read and understood the Guidance for CAS IssuanceGuidance for CAS Issuance Request a CAS You should expect to receive a reply from us within 5 working days of submitting the form. Please do not use the form to request a copy of a previously issued CAS number. Graduate visa If you are applying for the Graduate visa, you do not need a new CAS number. If you are eligible, we will send you a confirmation email with the CAS number you need to make your application. Graduate visa: learn more This article was published on 2024-07-29