Filing your self-assessment tax return might sound intimidating if you’re not an accountant. But if you’re self-employed, a freelancer, a landlord, or earn income outside of PAYE, it’s something you’ll likely need to do. The good news? You can file your self-assessment tax return without an accountant – and with a little organisation and the right information, it’s easier than you might think. In this guide, we’ll walk you through how to file a self-assessment tax return online in the UK without professional help. You’ll learn about registration, essential documents, calculating tax-deductible expenses, key deadlines, and tips to avoid common mistakes. What Is a Self-Assessment Tax Return? A Self-Assessment tax return is a system used by HMRC to collect Income Tax from individuals whose earnings aren’t taxed automatically. This includes…