Sure for any actual landlords, but at that point you're running a business and that's pretty different from 'normal' income. The allowances are more so ordinar

Sure for any actual landlords, but at that point you're running a business and that's pretty different from 'normal' income. The allowances are more so ordinary people taking in a lodger don't get caught up in tax requirements. You could probably choose to pay yourself a PAYE salary from a limited company and not need to complete a personal tax return.