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  1. File your Self Assessment tax return online - GOV.UK

    You can file your Self Assessment tax return online if you: are self-employed are not self-employed but you still send a tax return, for example because you receive income from renting …

  2. Use these notes to help you fill in the Self-employment (full) pages of your tax return These notes will help you to fill in your tax return for the year 6 April 2024 to 5 April 2025. You may need …

  3. How to fill in a self-assessment tax return - Which?

    Self-assessment tax returns must be submitted each year by the self-employed and people who owe tax on income they've received. Find out how to complete a tax return for the 2024-25 tax …

  4. UK Self Employed Tax Calculator

    Oct 7, 2025 · Use our self employed tax calculator to check the tax and other deductions from self employment profits, updated for the 2025-2026 tax year.

  5. Tax and National Insurance for self-employed | MoneyHelper

    If you're self-employed, this guide explains how much tax and National Insurance you'll need to pay. Plus, help with Self Assessment tax returns.

  6. How to do a Self Assessment tax return | Step-by-step guide

    Nov 6, 2025 · If you’re self-employed or run a small business, you’ll probably need to complete a Self Assessment tax return each year. It might sound daunting, but once you understand what’s …

  7. How to do a self-employed tax return - Compare the Market

    Jul 1, 2024 · If you’re self-employed and need to fill in a Self Assessment tax return, it can be a bit daunting. Read our simple guide on how to do a self-employed tax return.

  8. Do I Need to Submit a Self Assessment Tax Return?

    Dec 4, 2025 · 9. Claiming Employment Expenses If you are an employee and have spent your own money on work-related expenses like professional subscriptions, business mileage, or tools, …

  9. Self Assessment tax returns: Overview - GOV.UK

    Self Assessment tax returns - deadlines, who must send a tax return, penalties, corrections and returns for someone who has died.

  10. Self-employment section (SA100) - IRIS Elements - Help topic

    Sep 11, 2025 · Select to Create new stand-alone self employment. Sole trader tax returns If creating a tax return for a sole trader and their client record is linked to the proprietor's client …