Please note that students who are not UK, EEA or Swiss nationals may need an Academic Technology Approval Scheme (ATAS) certificatebefore starting study at Bristol. You can find out more about the ATAS scheme and whether you require an ATAS at:https://www.gov.uk/guidance/academic-technology-approval-scheme.Applicants who will require a visa to study in the UK must apply for ATAS and should do so as soon as possible. Your ATAS certificate willbe required as part of your visa application. Applications typically take up to four weeks to process, but you should check the ATAS websitefor processing times.CAH3 codes replaced JACs codes in January 2019. To apply for ATAS after 1st January 2019, you will need the CAH3 code which can befound in the section CAH3/JACS code below. If you are unsure, please contact Student Visa Services.Further information can also be found on the University Academic Technology Approval Scheme (ATAS) guidance page