Common problems for international students working in the UK | Working hours for studying in the UK

Generally speaking, students who have obtained a student visa for more than 6 months can work part-time, up to 20 hours per week during normal times, and full-time during holidays, without applying for a separate permit. For some students, working is not allowed at all during their stay in the UK, because their passports will be stamped with the words "no work"...