In this update, we announce the addition of a new sample communication. Sample Direct Loan Information Letter for UK Student Visa Applications.Example Loan Letter to be used in support of a Student Visa application. Public. 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. Loan letters​​ The letter should be dated no more than six months before the date you submit your visa application.