A sample letter that meets the UKBA's student visa requirements. All UK schools should use this sample to prepare documentation letters for US students.Apply for a Student visa to study in the UK if you're 16 or over - eligibility, extend or switch your visa, how much it costs and how long it takes. Sample Direct Loan Information Letter. For UK Student Visa Applications. Example Loan Letter to be used in support of a Student Visa application. Public. Does the UK reject a student visa if the bank statement shows a few pounds less than the requirement? Yes, or a few pence. Loan letters​​ The letter should be dated no more than six months before the date you submit your visa application. You do not need to provide financial evidence if: you're applying for permission to stay and you've been in the UK with a valid visa for at least 12 months.