I work 70 hours a week 7 days a week 10 hours a day but boss made me tell HMRC I work 4 hours a day being paid at £7.20 an hour but I'm really paid £3.50 per hour can this be a problem as I lied also he is avoiding paying too much tax for me and a few others I'm paid cash in hand but I get payslips saying I work 70 hours a month what can happen to me