Examples include: - too little PAYE was deducted from your salary; - you earn additional income other than from employment on which tax is not deducted; - you receive allowance which are not taxed 100%, and if you do not claim expenses against the allowance; - you received a pension payment/refund.
Many reason can cause additional taxed to be paid. Try and do your return and analyse what is the cause.
Get Tax Deadline Reminders, News and Tips
We'll tell you when you need to file, along with tax tips and updates.