File Self Assessment Tax Return Online

Filing your Self Assessment tax return in the UK doesn’t have to be stressful. With Affotax, we simplify the process of submitting your tax return online, ensuring accuracy, timeliness, and compliance with HMRC regulations. Whether you are self-employed, a freelancer, or an individual with additional income sources, our expert team is here to guide you through every step.


Why FileYour Self Assessment Online?


The online submission of self-assessment tax returns offers a secure, efficient way to meet your tax obligations, saving you from the complexities of manual filing. filing a self-assessment tax return online minimises the chance of errors and allows quicker processing. With Affotax, you can leverage our user-friendly online tools and expert guidance to ensure a seamless process from start to finish.


Our Self Assessment Online Submission service covers everything from preparing your SA100 form to filing it electronically on HMRC's platform, handling every aspect with care and compliance. Whether you are self-employed, a freelancer, or an individual with additional income sources, we ensure a straightforward, fully compliant submission every time.


Step-by-Step Submission

  1. Gather Relevant Documents: To ensure accurate data entry, compile essential documents like income statements, expense records, bank interest details, and pension contributions. Our checklist can help you organise these documents efficiently.
  2. Complete Your SA100 Tax Form: Our team assists you in filling out the SA100 tax form accurately, capturing all relevant income and allowable expenses. We’ll advise on any tax reliefs and deductions applicable to maximise your returns and minimise liabilities.
  3. Online Submission of Self Assessment Tax: Once your form is complete and reviewed, we file your self-assessment tax return online directly to HMRC. By handling this process online, we ensure quicker processing and verification.
  4. Receive Confirmation and Stay Updated: After submission, we provide you with confirmation and follow up with any updates from HMRC. Should there be any further actions required, Affotax remains by your side to address them promptly.

Who Needs to File a Self Assessment Tax Return?


In the UK, several types of individuals are required to submit a Self Assessment tax return. These include:

  • Self-Employed and Sole Traders: If you run your own business, you must report your income and expenses.
  • Freelancers: Whether you're working part-time or full-time as a freelancer, Self Assessment is necessary.
  • Landlords: If you earn rental income, you must declare it in your tax return.
  • Investors: Income from savings, dividends, or investments must be reported.
  • Individuals with Foreign Income: If you receive income from abroad, it's essential to file your Self Assessment.
  • Anyone Seeking Tax Reliefs: If you want to claim allowances, deductions, or tax reliefs for things like pension contributions or charitable donations.

Even if you're unsure whether you need to file a Self Assessment, Affotax can help you determine your obligations and ensure you stay compliant.


Avoid Penalties


Missing the January 31st deadline for online submissions can result in penalties, starting with an immediate £100 fine for late submissions. Penalties increase with further delays. By entrusting Affotax with your self-assessment submission, you gain peace of mind that deadlines are met, and penalties are avoided.


Ready to File Your Self Assessment Tax Return?


Filing your Self Assessment tax return doesn’t have to be difficult. With Affotax, you can enjoy a stress-free, accurate, and timely submission. Our team of experts is here to guide you every step of the way, ensuring you meet all deadlines and comply with HMRC regulations.


Contact Affotax


Ready to submit your self-assessment tax return with ease and confidence? Reach out to Affotax today, and let our professionals guide you through every step of the submission process. With our comprehensive self-assessment service, you can trust that your tax obligations are managed efficiently, timely, and accurately.

Why Choose Affotax for Your Self Assessment?

  • Ease of Use

    Our simple, user-friendly online service guides you through every step of the Self Assessment process. No confusing jargon—just clear, concise instructions.

  • Accuracy and Compliance

    We meticulously check your return to ensure it meets all of HMRC's requirements. With Affotax, you can be confident that your tax return is error-free and fully compliant.

  • Security

    We use the latest encryption technology to ensure that your personal and financial data is always safe.

  • Expert Support

    If you have any questions, our team of tax professionals is available to provide guidance and help resolve any issues.

  • Timeliness

    We ensure your Self Assessment is filed on time, every time—avoiding penalties and ensuring you meet your tax obligations with ease.

Why Choose Affotax for Your Self Assessment?

  • Ease of Use

    Our simple, user-friendly online service guides you through every step of the Self Assessment process. No confusing jargon—just clear, concise instructions.

  • Accuracy and Compliance

    We meticulously check your return to ensure it meets all of HMRC's requirements. With Affotax, you can be confident that your tax return is error-free and fully compliant.

  • Security

    We use the latest encryption technology to ensure that your personal and financial data is always safe.

  • Expert Support

    If you have any questions, our team of tax professionals is available to provide guidance and help resolve any issues.

  • Timeliness

    We ensure your Self Assessment is filed on time, every time—avoiding penalties and ensuring you meet your tax obligations with ease.

Simplify your Tax Filing with Affotax — Let's Talk Today!

Have questions or need personalized support? Our team is here to help you every step of the way—don't hesitate to reach out!

Chat with Us
quote contact us

Frequently Asked Questions

If you have any personalised guidance or additional inquiries about our service, please don't hesitate to contact us.

Speak to one of our expert team members