From Barbaras Bookkeeping my Self-Assessment Tax Return Checklist. First I’ll outline the process and then I turn this into 20 tips to help you file your Self-Assement tax return.
Before you start:
- Make sure you are registered for Self Assessment. A given, maybe!
- Get your Unique Taxpayer Reference (UTR) number.
- Set up a Government Gateway account.
- Gather all of your tax paperwork.
During the process:
- Enter your income and expenses.
- Claim any tax deductions or allowances.
- Calculate your tax liability.
- Pay any outstanding tax.
- File your tax return.
After you file:
- Keep a copy of your tax return for your records.
- Check your tax account to make sure your return was processed correctly.
Here are some additional tips for completing your UK tax return:
- Start early and give yourself plenty of time to gather your paperwork and complete the return.
- Use a tax preparation software program to help you.
- If you have any questions, don’t hesitate to contact HMRC.
By following these tips, you can help ensure that your UK tax return is accurate and submitted on time.
Here are some of the specific documents you will need to gather for your UK tax return:
- P60s from your employers
- Self-assessment forms from your self-employment activities
- Bank statements
- Mortgage statements
- Investment statements
- Any other documents that show your income and expenses
Once you have gathered all of your paperwork, you can start to enter your income and expenses on your tax return. Be sure to claim any tax deductions or allowances that you are eligible for.
After you have calculated your tax liability, you will need to pay any outstanding tax. You can pay your tax online, by phone, or by mail.
Finally, you will need to file your tax return. You can file your return online, by post, or by telephone.
By following these steps, you can complete your UK tax return accurately and on time.

Barbaras Bookkeeping Self-Assessment Top Tips
- Make sure you are registered for Self Assessment. You can do this online or by phone.
- Get your Unique Taxpayer Reference (UTR) number. This is a 10-digit number that will be used to identify your tax return.
- Set up a Government Gateway account. This is an online account that you will use to access your tax records and file your tax return.
- Gather all of your tax paperwork. This includes things like P60s from your employers, self-assessment forms from your self-employment activities, bank statements, mortgage statements, investment statements, and any other documents that show your income and expenses.
- Start early and give yourself plenty of time to gather your paperwork and complete the return. This will help you avoid any last-minute stress.
- Use a tax preparation software program to help you. There are many different software programs available that can help you complete your tax return accurately and easily.
- If you have any questions, don’t hesitate to contact HMRC. They have a helpline that is open 24 hours a day, 7 days a week.
- Enter your income and expenses correctly. This is the most important part of the tax return process, so make sure you do it carefully.
- Claim any tax deductions or allowances that you are eligible for. This can help you reduce your tax liability.
- Calculate your tax liability. This is the amount of tax that you owe to HMRC.
- Pay any outstanding tax. You can pay your tax online, by phone, or by mail.
- File your tax return. You can file your return online, by post, or by telephone.
- Keep a copy of your tax return for your records. This will help you if you ever need to refer to it in the future.
- Check your tax account to make sure your return was processed correctly. You can do this online or by phone.
- If you have any problems with your tax return, contact HMRC. They will be able to help you resolve the issue.
- Keep up to date with the latest tax changes. The tax rules change frequently, so it is important to stay informed.
- Consider using a professional tax preparer. If you are not comfortable completing your tax return yourself, you can hire a professional tax preparer to help you.
- Don’t panic. The tax return process can be daunting, but it is important to remember that you are not alone. Millions of people file tax returns every year, and HMRC is there to help you.
- Be patient. The tax return process can take some time, so be patient and don’t expect everything to happen overnight.
- Enjoy the feeling of accomplishment. Once you have filed your tax return, you can feel good knowing that you have completed an important task.
Conclusion:
Filing a Self Assessment tax return can be a daunting task, but it’s important to get it right. By following these tips, you can ensure that your return is accurate and submitted on time.
And Barbaras Bookkeeping can make this easy for you:
If you need help with your Self Assessment tax return, don’t hesitate to contact Barbaras Bookkeeping. I can help you get your return filed correctly.
I hope this blog post has been helpful!
Thanks
Barabara